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Patent Number
Title
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3933118 Chemiluminescent signal device Jan-20-1976
A signal device combining a fluorescent or phosphorescent light tube and a eighted base designed to be thrown or dropped from a vehicle as a warning marker. The light tube is preferably of the chemically actuated type and the base preferably has four resilient legs serving to ensure that the device will...     
3933119 Triangular signalling device Jan-20-1976
A foldable triangular traffic signalling device including a collapsible body having first, second and third leg members connected together for movement between an erect triangle forming position in which each leg member constitutes one leg of a triangle and a folded position. One of the leg members has...     
A signal device combining a fluorescent or phosphorescent light tube and a ovel base to be thrown or dropped from a vehicle as a warning marker. The light tube may be of the chemically actuated type and the base preferably has four pivotally attached resilient legs serving to ensure that the device will...     
3934540 Barrier Jan-27-1976
A barrier for use as a breakwater or highway safety divider having a reinforced concrete base in which are embedded a plurality of tires extending outwardly of said base and means for joining a plurality of said bases in line.
3938465 Signal device Feb-17-1976
A signal device combining a fluorescent or phosphorescent light tube and a slip on holder and which is designed to be thrown or dropped from a vehicle as a warning marker. The light tube is preferably of the chemically actuated type and the holder preferably has four resilient appendages serving to ensure...     
3949701 Safety marker Apr-13-1976
A highly visible safety marker having a moving element enhancing visibility along with luminescent colors, incorporating a foldable character, easily storable, which can be affixed to the interior of an automobile trunk lid providing static warning whenever the trunk is open as well as occupying minimumal...     
3952690 Highway barricade Apr-27-1976
A highway barricade which has an appearance similar to that of a large steel drum is formed of an organic polymer. The sidewalls of the barricade are slightly tapered to permit the nesting together of a plurality of similar units, and the base portion thereof is provided with weighting means to permit...     
A portable traffic marker in the form of a tetrapod with one by hollow is disclosed. A counter sink may be formed in each of the other three legs shaped as a parabola. A plurality of this type of marker may be nested together by means of the hollow and countersink.
3970033 Portable reflector device Jul-20-1976
A construction suitable for incorporation into a display device, reflector, or the like. The construction employs a closed loop of material having elongated side wall portions. The loop is generally cross sectionally H-shaped. A flange or the like may project laterally outwardly from one side wall portion...     
3971331 Plastic barricade panel Jul-27-1976
A movable barricade for use at construction sites having supporting legs connected by rails and further having at least one of its rails formed by a panel of thermoplastic material having a flame-oxidized forward surface to which pressure sensitive adhesive material is attached and arranged for delivering...     
3981263 Blinking reflector signal device Sep-21-1976
A blinking light reflector for imparting a flashing signal to a viewer is provided having a reflective or luminescent bulb which oscillates in position with respect to a cooperating reflective surface.
4004545 Boundary marker Jan-25-1977
A boundary marker or delineator is disclosed comprising an elongate hollow cylindrical pole member normally held in an upright position with respect to a base member by means of a solid flexible support member. The cylindrical pole member is filled with a solidified foam and closed by opposed end caps...     
4006702 Road buoy Feb-8-1977
A road buoy generally comprises a weighted base and a collapsible marker portion. When the road buoy is in use, the collapsible portion, which is brightly painted for high visibility, is expanded to its full operational height. When the road buoy is being stored or transported, the collapsible marker...     
4038552 Luminous safety device Jul-26-1977
A safety device consists essentially of at least one octagonal plate which is provided on the opposed faces thereof with a luminous or light-reflective material. Each such plate is given connecting means cooperable to detachably secure the device to a selected object such as a garment worn by a person,...     
4050401 Barricade system Sep-27-1977
A barricade system for erection in a jiffy comprises various interchangeable components for quickly and easily making up a barricade appropriate to the immediate situation.
4055840 Reusable safety warning device Oct-25-1977
A reusable safety warning device. A plurality of reflective strips of flexible material are adapted to protrude outwardly from an end of an elongate cylindrical body member and droop down to form a pompon-like reflector. A battery-powered light source is disposed within the reflector to radiate light...     
A traffic safety control module system and more particularly a module system comprising two primary module configurations which may be selectively utilized to construct: barricades and channeling devices; vertical panels; systems which are acceptable and superior substitutes for barrel or drum applications;...     
4080924 Warning signal device Mar-28-1978
A signal device is provided that includes a signal flag or reflector mounted at one end of an oscillating pole for providing visual identification of a hazard. The signal device is coated with light reflective material and is mountable to, for example, the roof of a disabled car. The device further includes...     
4083033 Traffic control element Apr-4-1978
A traffic barrel constructed of a lightweight material consisting of two elements that may be readily assembled and stabilized in position and readily separated upon a substantial impact. The traffic barrel may mount one or two warning lights for nighttime traffic channelization purposes. The traffic...     
4104980 Collapsible road barrier Aug-8-1978
The present invention is directed to a collapsible road barrier which includes at least one horizontal reflective member which is attached to the upper portion of four supporting legs. The four supporting legs are positioned in pairs with the upper portion thereof hinged together and the lower portion...     
4105190 Safety device Aug-8-1978
Barrier device consisting of a fluorescent strip of fabric supported on a stretchable cord.
A self-righting tippable roadway marking device includes a base member with a substantially spherical lower ground-engaging surface. A blind bore is formed in the base member centrally thereof and is adapted to releasably retain a staff element fixedly therein. An elongated staff element has its lower...     
4124197 Safety traffic barrier Nov-7-1978
A portable safety traffic barrier comprises a vertical hollow column of a thin flexible material upstanding from a base and a pair of vertically spaced substantially parallel hollow members of a resilient flexible material extending horizontally from the vertical column. Each of the column and horizontal...     
4134643 Foldable road reflector device Jan-16-1979
A foldable reflector for roads and highways in which the reflecting member is mounted on a panel held vertically on a supporting base. The panel is abutted on both sides by hinged wire stands which are spring-loaded to bear against the panel so as to keep it in a central and upright position.
4144833 Emergency distress signal Mar-20-1979
An emergency distress signal device for use on vehicles and the like having a semi-adaptable magnetic base member and a telescopic mast whose base is secured within said base member. The mast has a semi-circular, fixed loop at its peak for attachment of a flag. A flexible flag of a generally rectangular...     
4157210 Traffic channeling device Jun-5-1979
A traffic channeling device for positioning on a highway in a normal traffic flow pattern. The channeling device comprises generally a paperboard shell structure which has formed on its lower portion, a plurality of flaps which are utilized in combination with holding means to hold the shell structure...     
4182063 Signal display Jan-8-1980
A sign assembly for motorist comprises an accordion folded sign element with each fold having a given message and which may be folded to expose the desired message with the sign element being mounted within a similar foldable holder so that the sign assembly is foldable as a unit from an inoperative...     
The versatile all purpose barricade structures of this invention include a portable road sign unit which utilizes a triangular brace member or support bracket and collapsible legs with ring means for locking them in place. Hollow legs are utilized in connection with plugs which enable the legs to be...     
4186426 Emergency lighting device Jan-29-1980
A chemiluminescent lightstick with an attached actuating device is stored inside a container having a hinged lid which opens for access to and for display of the lightstick. The container comprises clamping means by which the lightstick is held at a display position in the open container. The lightstick...     
4186912 Accident screen Feb-5-1980
An accident screen kit comprises an elongated fabric screen of light-reflective material, preferably of alternating stripes. The material is in the form of an elongated strip which is supported at each end by a folding post of a light weight tubular plastic material. The posts are each provided with...     
4186913 Barrier Feb-5-1980
A barrier for use as a breakwater or highway safety divider having a reinforced resilient base in which are embedded a plurality of tires extending outwardly of said base and means for joining a plurality of said bases in line.
4197807 Collapsible traffic cone marker Apr-15-1980
Disclosed herein is a collapsible traffic cone marker characterized by a cylindrical base portion having one open face, an upwardly extending spiral reflective marker capable of collapsing and nesting within the base portion, and a bolt mechanism which can retain the spiral reflector within the casing...     
4253260 Self-standing floor sign Mar-3-1981
A self-standing floor sign comprising two panels (15 and 16) hinged together at their upper ends, one panel (16) having a tubular hinge portion (24) provided with a slot (27) (28), the other panel having a core (31) (32) rotatable in said hinge portion (24), said core having a laterally directed U-shaped...     
Roadway traffic and/or warning signs are provided with the construction thereof being such so as to provide flexible and/or pliable structures which are simultaneously lightweight for easy handling, but are of substantial strength. The signs of the invention are, preferably, comprised of molded polyurethane...     
4256050 Collapsible marker cone Mar-17-1981
A collapsible conical element, particularly in the form of a collapsible road marker cone, comprises a base which is preferably relatively heavy, and a coiled strip, preferably of a resilient plastics material, the outer turn of the strip being restrained from pulling away from the base on extension...     
4312600 Traffic barricade Jan-26-1982
A traffic barricade or marker comprises a base in the form of a conventional pneumatic vehicle tire having a pair of substantially vertical flexible plastic tubular posts upstanding from the tire upper sidewall from aperture means located diametrically across from each other. The tubular posts in their...     
4317617 Traffic channeling device Mar-2-1982
An improved traffic channeling device for positioning on a highway in a normal traffic flow pattern. The improved device comprises a generally paperboard shell structure which has formed on its lower portion an inwardly folded flap structure. An inner cap like structure is positioned within the device...     
A reversible, portable direction indicating sign for use in road construction and maintenance work includes an upper indicia bearing panel rigidly attached to and spaced from an upright member and a lower indicia bearing panel rotatably mounted on the upright member. The lower indicia bearing panel includes...     
4374376 Vehicle warning device Feb-15-1983
A warning device suitable for use in conjunction with a disabled vehicle is constructed from one or more flat sheets of a foldable material and includes a base portion, a pair of upright portions secured to each other in back-to-back relationship, and a pair of sloping portions extending upwardly from...     
An emergency warning device comprising a base, three arms extending upwardly from the base to define an equilateral triangle, one of the arms extending horizontally on the base and the other two arms extending upwardly. Each arm has reflective and fluorescent means on opposed surfaces thereof. Vane devices...     
4430638 Automobile safety light Feb-7-1984
A warning and distress signal light for a disabled vehicle has a vertical cylindrical body having at its lower end a rubber suction cup and three folding legs with magnetic feet attached thereto for supporting the body. Attached at the upper portion of the cylindrical body are four illuminating arms...     
4447802 Warning light May-8-1984
A road traffic warning light has a block-shaped housing composed of superposed housing elements. Adjacent housing elements are interconnected by a joint so that they may be folded to collapse the housing while the housing elements form a column when erected. A warning light transmitter is mounted on...     
4463702 Warning devices Aug-7-1984
A warning device, especially suitable for road-side use, comprises a rotor arranged to rotate about a substantially vertical axis, the rotor including three equi-angularly spaced apart cups arranged to drive the rotor in response to wind. Each cup is typically approximately hemispherical, and contains...     
4466376 Traffic cone Aug-21-1984
A foldable traffic warning cone utilizes a first panel of generally fan shape having triangular faces joined at adjacent sides along face folding lines. The first panel has opposite free sides which interconnect to fold the first panel into an upright polygon. The triangular faces of the first panel...     
4489306 Emergency signal Dec-18-1984
A self-contained emergency signal has a base unit which contains a battery and an optional radio transmitter and a plurality of telescoping box-like stages which nest into the base member to convert it into a small container for storage and transport. Each of the boxes and the light mounting panels are...     
4507887 Sign and attachment apparatus Apr-2-1985
An improved sign and sign stand assembly is disclosed wherein the sign stand includes a mounting member for mounting the sign panel on a frame member of the stand. The frame member permits the sign assembly to laterally pivot or swing under side-wind loads in order to allow a resilient portion of the...     
4533122 Barrier system Aug-6-1985
A barrier system is disclosed in which uprights comprise columns, each surmounted by a head member including a slotted member affording a plurality of longitudinally extending slots opening onto an upper axial end face of the slotted member, and a cap which can be screwed down into engagement with said...     
4535331 Portable traffic warning light Aug-13-1985
A portable traffic warning light is disclosed having a lower base containing a power supply (e.g., a battery or battery pack), a lens housing including a number of electric lamps and lenses cooperable therewith which, when the lamps are energized, flash and/or display a warning message, and a pair of...     
4542709 Highway warning device Sep-24-1985
A warning device adapted to be laid flat upon a roadway produces an audible warning sound when contacted by the wheels of a moving vehicle. The device is comprised of a mat of flexible resilient material having an elongated configuration, and a series of rigid panels upwardly positioned upon the mat....     
4544303 Protective traffic barrier Oct-1-1985
A protective traffic barrier designed to divert motor vehicle traffic away from an object or roadway is disclosed. A base with wedge-shaped projections extending vertically from the base impedes the movement of a motor vehicle across the barrier. The shape of the base may be designed to fulfill a particular...     
4613847 Emergency signal Sep-23-1986
A self-contained emergency signal has a base which contains a battery and a high-intensity flash/lamp actuating unit. The actuating unit is electrically connected to a battery and to a high-intensity flash lamp. A switch turns the actuating unit on and high-intensity lamp bursts are displayed through...     
A portable traffic control unit comprising a wheeled trailer having a main frame attachable to a towing vehicle. A telescoping, vertical mast carries a pivotally mounted boom assembly. A first traffic control signal is secured to the vertical mast and a second at the end of the horizontal boom. A winch...     
4619220 Collapsible sign with flags Oct-28-1986
A roll-up type portable roadside sign of the type normally used with a resilient stand member. A novel warning flag mounting system is disclosed for such sign wherein the warning flags are retained in association with the sign such that they are collapsible with the roll-up sign cross members and remain...     
4624210 Barricade Nov-25-1986
An improved barricade is composed of two identical, hollow, molded plastic panel units which are bolted together at top hinges. Novel detents lock the barricade in an open position for use. This mechanism allows for folding and storage by pushing the legs together with a substantial force. The panel...     
4636109 Hinged slalom gate Jan-13-1987
A slalom gate which has a lower support member adapted to be inserted into the snow. There is a retractable anchoring member mounted in the support member, in a manner that downward deflection of the post about a lower pivoting connecting portion pulls the anchor member upwardly to cause it to expand...     
4674431 Traffic control element Jun-23-1987
A traffic control drum is disclosed as an upright member having upper and lower ends, a support base adapted to rest on a support surface and an operator releasable mechanism for attaching the lower end of the member to the support base, so that the member is oriented in an upright relation to the support...     
4674432 Traffic barricade Jun-23-1987
A collapsible barricade comprising a rigid cross-member coupled by an elastic joint to at least one pair of rigid legs. The elastic joint is developed by a flexible, elastic, resilient connecting member which is attached at one end to the cross-member and at the other end to the rigid leg in a manner...     
4710053 Traffic control elements Dec-1-1987
A traffic control device constructed as either a one piece or two piece device of a resilient plastic by molding. Both the one piece and two piece devices are constructed to have a ground engaging surface defined with a multiplicity of dependent elements arranged thereon in a preselected pattern for...     
4718563 Overhead gantry Jan-12-1988
The instant invention concerns a transportable overhead gantry for spanning a roadway having two supports linked in an articulated manner to a cross-member. The cross-member is adjustable for height, for example using a winch operable to move the cross-member along the supports and, being made up of...     
4756384 Collapsible support Jul-12-1988
A collapsible support is provided for supporting carpentry work, boards, roadside annunciators and the like. The support is equipped with downwardly divergent and telescoping legs, for height adjustment, that are united to a horizontal beam or stringer by means of 3-way brackets. A pair of leg braces...     
4759606 Collapsible reflector assembly Jul-26-1988
A reflector assembly for use on the road by a vehicle driver near his or her stopped vehicle comprising three reflective arms crossing and pivoted to each other at the middle, and bases pivotally connected to two of the arms at one end of each. When the assembly is erected, the crossing arms are spread...     
A traffic channelizer mountable vertical panel molded of a resilient, impact resistant, plastic material. The vertical panel has a pair of mounting legs securable to the top of the traffic channelizer to permit the vertical panel area to extend above the channelizer. The legs are constructed so as to...     
A collapsible warning barricade apparatus for restricting access to a designated area by vehicular and pedestrian traffic in which at least an upstanding portion of the apparatus is capable of collapsing towards a substantially ground surface-hugging position upon impact from traffic, as well as capable...     
4796369 Floor sign extension attachment Jan-10-1989
A sign extension attachment for a self-standing floor sign having two panels (28) and (29) connected at their upper ends by hinge means (30) including a transverse handle (31), the attachment comprising a panel (10) having spreadable sleeve portions (18) and (22) for wrapping around the handle (31).
4798017 Traffic directing sign Jan-17-1989
A panel of flexible but resilient material is supported on a post along a vertical axis in such a fashion that those portions of the panel extending beyond the post are permitted to flex under a given wind load.
4799448 Portable traffic marker Jan-24-1989
In a portable traffic marker, the footplate has on its upper side a recess of rectangular or square outline in which the post is inserted. On the post either a portable traffic marker plate is fixed or a portable traffic marker body is fitted. The post has an M profile, the two mutually parallel side...     
4801918 Arrow board Jan-31-1989
This invention relates to an arrow board. The arrow board comprises a cabinet having an operative face and a rhomboidal array of lamps arranged in the operative face. A wing board is hingedly attached to the operative face at its transverse medial line. The wing board defines a mask for the lamps and...     
4840497 Sunshades storage case Jun-20-1989
In a first embodiment, a storage case for conventional accordion-fold cardboard sunshades is formed as an elongated generally rectangular case. The case is closed on three sides and is open at one end for the reception of the folded cardboard sunshades. The case is formed from two generally rectangular...     
4852511 Portable traffic barrier Aug-1-1989
A traffic barrier is disclosed copmrising: two high visibility panels supported by a pair of legs joined by a cross-member, and a flexible substantially closed container which is supported by the legs or cross-members and adapted to be filled with a liquid for adding to the weight and stability of the...     
4854767 Assembly-type barricade Aug-8-1989
An assembly-type barricade comprising a base stand and an upstanding wall both of which are nearly rectangular parallelpipedal. Protruding means is provided in one of the base stand and the upright wall, and receiving means is provided in the other. By positioning the protruding means in the receiving...     
4859983 Plastic barricade Aug-22-1989
A traffic barricade of the A-frame type constructed of a lightweight material such as plastic to have a forbidding appearance. The barricade members are unitarily constructed to be interchangeable and with integral hinge mechanisms. The hinge mechanisms have detenting elements for improving the resistance...     
4864299 Guide beacon Sep-5-1989
The vertically-arranged beacon plate or the sign support of the transportable traffic beacon is designed to be resistant to breakage and restorable to its original shape after distortion. The essentially flat and elongate beacon plate, which is clipped by its narrow side into a corresponding recess in...     
4889067 Self righting road marker Dec-26-1989
A normally upstanding road marker including a conical body is provided with a special base formed of an elastomeric material for inducing self-righting movements to return the road marker to an upstanding position subsequent to its having been tipped over. The base is provided with a peripheral edge...     
4968177 Modular barricade Nov-6-1990
There is provided a modular barricade which is composed of a plurality of interchangeable parts. A standardized section is used to form the frame mounting, and extensible crossbar is mounted to adjust the barricade to a variety of widths.
4973190 Barrel and barrel base Nov-27-1990
Traffic control devices are employed for providing temporary delineation and demarcation of traffic lanes in order to guide the flow of traffic through detours, construction areas, and the like. Normally, ballasts used with traffic control elements have been bags containing a stabilizing material such...     
4978245 Fluid charged roadway barrier Dec-18-1990
The invention is directed to a light weight, fluid charged, stackable, and easily placeable traffic barrier. The barrier includes a lightweight frame, made up of a skin or other lightweight framing elements. The barrier includes an interior bladder chamber for charging with a weighting fluid.
4979461 Self righting traffic cone Dec-25-1990
A normally upstanding road marker includes a cone extending from a special base formed of an elastomeric material to induce a self righting movement to return the road marker to an upstanding position subsequent to it having been tipped over. The base includes a peripheral edge of undulating configuration...     
A hand-held traffic signaling device includes at least two information panels and structure for connecting the panels about adjacent edges of the panels. The panels have front and back sides, which can each have indicia thereon for visually communicating information. The connecting structure is preferably...     
5001475 Portable traffic control device Mar-19-1991
A portable ground-supported automobile traffic control device including an upright, double-sided human-shaped figure which is so constructed and configured as to simulate a traffic control officer, and having one arm and hand in a raised position and carrying thereon, back-to-back electrical stop-and-go...     
An interlocking stackable, plastic barricade includes two identical integrally molded plastic panels which are hinged to pivot around a common axis. Each panel includes at the left and right edges a pair of interlocking elements--one being a protrusion at one edge and the other an indentation at the...     
A plastic barricade includes improved hinges which can be freely opened to an almost flat position so that no unwanted forces cause breakage of the hinges. Limiting bolts are placed in recesses on each face of the barricade so that the bolts in the normal active position will limit the opening or unfolding...     
5020466 Breakdown signal device Jun-4-1991
A breakdown signal device comprises a plurality of at least approximately triangular signal panels (1) hingedly connected to one another by connecting edges (1', 1") so that when not in use they are congruently superimposed and when in use they are deployed in a zigzag manner to form a fence-like barrier....     
5036791 Stackable road delineator Aug-6-1991
A stackable road delineator includes an upright conical portion with a detachable weighted base. The top conical end has a handle graspable by the fingers of a human hand. Also, this end has a conical hollow interior so that when it is stacked on top of another similar delineator, the handle will freely...     
A plastic barricade is rigidized with limiting bolt and hinge so that it can be open to a fixed freestanding position of, for example, 40.degree.. Downward or collision forces with the barricade are compensated by providing compression molded end walls in the recesses in which the limiting bolt is placed....     
5079046 Pompon Jan-7-1992
A pompon has flexible streamers formed of transparent plastic, preferably PET, in which the transparent flexible plastic contains a fluorescent dye such that when the plastic is cut to form the streamers, the cut edges provide a glowing effect in the presence of light.
5090348 Traffic signalling post Feb-25-1992
The invention is a traffic signalling post which comprises a flexible rod member, a rigid shaft coaxially secured at one end to the rod member, an anchor bore member adapted to house the shaft for maintaining the latter in a vertical position. The bore member has a perforated elastic diaphragm for peripherally...     
5106226 Warning system for vehicles Apr-21-1992
A warning system construction for slowing traffic by alerting a driver of impending danger, said construction including a supporting base structure such as a mounting frame having longitudinal spaced apart main frame members and a plurality of cross members fixed to said longitudinal members in longitudinal...     
5115343 Pylon May-19-1992
A truncated pyramidal pylon, has retroreflectant side walls each sloping at 8.degree.-10.degree. to the vertical for helicopters and 3.degree.-6.degree. to the vertical for fixed wing aircraft. The pylon may be constructed as a permanently erected unit or as a collapsible arrangement from hingedly connected...     
5117765 Traffic signaling device Jun-2-1992
A traffic signaling device is provided which enables a roadway work site flagman to selectably control the traffic instructions displayed to motorists traveling in opposite directions through the use of multiple louver sets which may be selectably interposed to change the message presented to motorists.
5122781 Hazard warning light Jun-16-1992
A hazard warning device for use in place of a conventional flare has a lamp assembly using a long shelf life battery to over-run light emitting diodes under control of a low duty cycle low frequency oscillator. The lamp assembly is built into a lens at one end of a baton-like device, the remainder of...     
5168827 Signaling device Dec-8-1992
The signaling device (20) has a signaling body (21) and a holding device (22). The signaling body (21) is designed as a cornet-like hollow body which has four wall regions (24; 27) adjoining one another in the circumferential direction, of which two diametrically opposite wall regions (24) form the wide...     
5195453 Traffic cone insert Mar-23-1993
An insert device for a hollow traffic cone utilizing an element having a first portion capable of lying within the hollow traffic cone and a second portion extending to the exterior of the hollow traffic cone. An intermediate portion connects the first and second portions and possesses a reduced dimension...     
5196961 Wind-actuated flashing road sign Mar-23-1993
A road sign includes: a rotor disk rotatably mounted on a frame having a retroreflective sheet formed on a first surface of the rotor disk capable of reflecting any incident light projecting onto the retroreflective sheet for forming a bright surface of said disk, and a light-absorptive surface formed...     
An integrated self-storing flag holder for flags on flagstaffs that have an elongate slot in the proximal end, comprising a main support plate having positioning means to engage the elongate slots and elongate fasteners extending through the slots to secure the flagstaffs in display position and to permit...     
5199375 Folding warning marker Apr-6-1993
A folding warning marker includes three tubular stays each having first upper ends joined together by torsional coil springs. A flexible, brightly colored and reflective fabric cover is received over the stays. The torsional coil springs bias each adjacent pair of the three stays apart, forming isosceles...     
An impact recovery delineation system comprises a base member that provides improved mechanical and chemical bonding to the road surface and a portable base that provides a rigid center portion and flexible ends to maintain the position of the delineator device after vehicle impact. A sealed, pneumatic...     
A two-piece, detachable traffic channelization element having an improved base element. The base element has a low profile, dome-like configuration with a ballast storage chamber. The storage chamber may be completely filled with a sand ballast and sealed in its storage condition by a cover secured to...     
5244302 Temporary road sign component Sep-14-1993
A temporary road sign component or the like, comprising a panel integral with a stand for standing on the ground, with its base including at least two lengths of tube orthogonal to the panel and directed to rest on the ground via respective generator lines, and suitable for receiving substantially cylindrical...     
The present invention provides an advance warning traffic safety device for warning pedestrians, members of a road work crew, and other persons adjacent a road that a vehicle has strayed from the proper traffic path on the road and may endanger such persons. The advance warning safety device provides...     
5287822 Portable warning marker Feb-22-1994
An improved portable warning marker of the type used to divert and/or guide motor vehicle traffic through or around roadway construction sites is disclosed. The warning marker may be of a foldable type including a plate member is pivotally attached to a flat base member, and a pair of wing members pivotally...     
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