With plural means for changing holder positions

A workholder or roll-over fixture including a primary supporting structure and a pair of workholding elements mounted for rotation in the structure about a fixed axis of rotation and providing a work-receiving area therebetween. The workholder is particularly suitable for servicing and maintaining large...     

A locator apparatus for supporting a branch pipe fitting adjacent a main pipe for accurately positioning the fitting incident to the welding of the fitting to the pipe. The apparatus includes a track-mounted base located under the pipe, the base being provided with a pivotally mounted horizontal radial...     

A furniture upholstery stand comprising coacting first and second support members each including a transversely extending member rotatably mounted thereon, first and second coacting sleeves slidably mounted on each transversely extending member, means adapted to secure furniture intermediate said coacting...     

A work station assembly for efficiently removing a production item from a conveyor and for adjustably retaining it in a variety of translational and rotational attitudes for facilitating production tasks thereupon. A base supports a framework that may be translated into abutment with the conveyor for...     

A work-holding apparatus comprising a support member, a first member rotatably coupled at one end to said support member, a second member rotatably coupled to the other end of said first member, a work piece holding member, and a plurality of restoring means. A restoring means is interposed between each...     

The disclosure relates to a grooving machine and more particularly for making grooves in wooden or other similar members so as to provide for the fitting of partitions in the manufacturing of boxes, or the grooves may be used for supporting shelves or any other suitable structure as desired. The grooving...     

A workpiece positioning table includes a generally channel-shaped base member having a bottom web element and a pair of laterally spaced side wall elements projecting upwardly therefrom. At least one of the side wall elements is pre-tensioned so as to possess a spring force tending to deflect such side...     

An adjustable stop device for use on vertical milling machines or the like having a table and a workpiece vise attached thereto, said stop device includes a base plate which may be mounted on the table of the milling machine adjacent the vise and a stop member which is supported by the base plate and...     

A combination work table and vise. The work table is vertically adjustable and has a tiltable work platform which is tiltable about a longitudinal axis so as to provide a sloped working surface. The tiltable work platform also reduces the dimensions of the work table for transportation and storage. The...     

An adjustable supporting structure for use as a universal engine repair stand, or for other purposes, including two X-shaped end frames each comprising frame members having upper and lower ends and each having means pivotally interconnecting the frame members thereof between their upper and lower ends,...     

A repair stand for heavy objects such as outboard motors has a base with a vertical standard. The standard has a vertically adjustable carrier tube with a horizontal cross rod on its upper end. A mounting plate is secured to the rod on arms with bearings whereby it is pivotal about the rod. A hydraulic...     

A vise designed in particular to support a clamped device to facilitate the performing of precise and intricate operations upon the device in a wide variety of positions. The vise includes a plurality of interconnected members which permits the clamping jaw assembly of the vise to be pivotly moved about...     

A horizontal boring mill for machining work at a high rate. The boring mill includes a massive boring bar which carries intermediate its end the boring-tool holder from which boring tools extend radially. The boring bar is rotated by a first drive of sufficient power to enable the boring tool to take...     

A pair of substantially identical shuttle tables are mounted on the bed of a vertical spindle machine tool on opposite sides of the worktable thereof. A first pallet is mounted on the worktable and a second pallet is mounted on one of the shuttle tables. Both pallets have a tunnel therein that extends...     

A fly-tying vise has a vise portion for gripping a fly-tying hook supported by a vertical support post above a clamp portion for gripping the free edge of a tabletop. A jaw assembly of the vise portion has a pair of hook-clamping jaws opened and closed by a thumb screw. The jaw assembly cooperates with...     

The invention relates to a work support device in the form of a vice for rigidly supporting a work piece and enabling adjustment of the position of the workpiece to any desired angular position. The vice includes a pair of conventional vice jaws or a jig for holding the workpiece. The jaws or jig are...     

A professional mounting stand comprising an upstanding tubular support member having its lower end adapted to be secured to a supporting surface. A second tubular member is selectively slideably received by the first tubular member and is selectively rotatably mounted therein about a vertical axis. A...     

A fine position control device for finely adjusting the position of a fixed information carrier such as a transparency in a COM (computer output microfilmer) system. This position control device is capable of moving a fixed information carrier in the X, Y and Z directions in an orthogonal coordinate...     

A radiator hoist and positioner includes an upright post supporting a rotatable swing arm. An extensible hoist line is mounted on the swing arm. A swivel connects a yoke structure to the hoist line. Rotatably mounted on the yoke structure are two clamp mechanisms; the clamp mechanisms are aligned for...     

A vise for holding a fish hook during the operation of tying a fly thereon. A shaft is secured to a stable surface, the shaft having an upper coupling integral therewith. A base head is pivotally secured to the shaft coupling, the base head having a threaded aperture disposed therethrough adapted to...     

A self-contained vise and support assembly including two jaw members urged together by screw or other appropriate devices to clamp a desired work piece therebetween. The jaw members comprise one member rigidly fixed to the vise base and one movable member pivotably mounted upon the vise body capable...     

The invention relates to a straightening jig for vehicle bodies, particularly for the cabs of trucks, of the kind comprising a stand for fastening to a floor or other foundation, and being equipped with a number of bearing fixings in which a number of bearing components on a vehicle body are intended...     

Disclosed herein is an optical vise used to securely fasten glasses thereto for performing maintenance functions, suitably constructed so that the glasses retained therein will not be marred or otherwise damaged while being repaired. The structure disclosed herein includes a pedestal providing a support...     

To enable heavy workpieces to be orientated into any desired position without re-clamping, more particularly for welding seams horizontally from above, as is most favorable, a clamping plate or table (3) is pivoted for unrestricted rotation about an axis (5) at the free end of a cantilever arm (2) supported...     

A rigid elongated framework contains a traverse mounting member at one end for attachment to the bell housing of the transmission. A belt is wrapped around the opposite end of the framework and transmission to pull the transmission toward the framework. A central extendible support member is moved into...     

A work manipulator particularly advantageous for use in welding, cutting and like operations comprises a plurality of functionally related arms, at least a portion of said arms being respectively mounted for rotation in different planes. Means are provided for rotating said arms simultaneously or selectively...     

A manipulator corresponding to the human hand is generally attached to the end of an arm of an industrial robot or remote control apparatus. The improved manipulator herein includes two spaced-apart, rotatable sprockets and a chain which is connected in the form of an endless loop and stretched between...     

A semi-portable tool for use with portable saws, routers and other power tools including a stand for holding the piece to be worked and a separate power equipment holder on a separate stand attached to the first stand. A carriage on the holder for the power equipment provides for different positioning...     

A three-axis wrist mechanism has three independent rotational axes with a point of mutual intersection. A stationary housing contains one of the axes while another axis is disposed in a tool support member. An intermediate axis is disposed in an intermediate housing. A plurality of gear trains provide...     

A printed circuit board holder of simple and low cost manufacture comprising on a base member a support rotatable over a full 360.degree. and on the support jaws for clamping a single edge of the board, which jaws are pivotably mounted on the rotatable support so as to pivot over an arc exceeding 180.degree..

Fixturing for repair of automobile radiators is disclosed, usable for recoring of either brass or plastic tank radiators, including clamping gates providing parallel rails adjustably spaced to receive the radiator header with an air cylinder exerting clamping pressure on the tank top. The radiator sits...     

The vise system has a bracket section which can be secured to any flat horizontal work surface, particularly a drill press platen, with sliding and rotating degrees of freedom with respect to a bracket bolt. The bracket bolt threads into a hole in the work surface and can tighten down to rigidly hold...     

A workpiece clamping apparatus for machine tools comprises a frame; a rocking sleeve member, rockably fixed to the frame; a cylindrical member, slidably inserted in the rocking sleeve member, so as to move therein; a rod member, inserted in the cylindrical member, so as to project therefrom; a swinging...     

A precision translator for focusing a beam of light on the end of a glass fiber which includes two turning fork-like members rigidly connected to each other. These members have two prongs each with its separation adjusted by a screw, thereby adjusting the orthogonal positioning of a glass fiber attached...     

A position drive for a wafer in a system for testing of integrated circuit components of the wafer includes a first drive assembly for quick lifting of a wafer-supporting member towards testing probes, second drive assembly for positioning the wafer-supporting member in two stable positions in a vertical...     

Apparatus for mixing particulate material carried in separable containers or process modules rotated with the longitudinal axis thereof at an angle other than 90.degree. to the axis of rotation thereof so that the container rotates asymmetrically with respect to the longitudinal axis thereof. The containers...     

An assembly for the production of covers, or toppers, for the truck beds of various sizes and makes of pick-up trucks comprising a preformed shell which serves as a base or body portion for the finished cover, and a support member for the preformed shell which provides means for trimming the shell to...     

A sharpener mounting construction for sharpening opposite sides of a knife edge including a sharpener body for clamping a knife, opposite sides on the sharpener body, bores on opposite sides of the sharpener body, a post, and a pin at the end of the post, the pin being of a diameter to fit snugly within...     

A movable frame slidably supported on a mobile chassis, pivot points on each of opposite sides of the movable frame, a pair of extendable members pivotally mounted at one end to each of said pivot points, the other ends of each extendable member being pivoted at spaced points on the chassis and means...     

A clamping device which has a plurality of elongated clamping members joined to a clamp main frame by a pair of slideable side plates which allow the separate clamping members to be moved axially relative to each other and to the clamp main frame so that the clamping members can be adjusted to compensate...     

Large, spherically preshaped, thin workpieces are held and clamped in discrete, well-defined points under utilization of holding and clamping elements in which a portion of a head is universally pivotable about a point being the center of a sealing rim for a plenum chamber adjacent the engaging workpiece...     

A tool for clamping a workpiece on a table or comparable support while work is being performed on the workpiece has a pair of elongated arms, one below the table and the other, when in use, above the table. The vertically spaced arms are swingable in horizontal planes about spaced, vertical axes, the...     

A micropositioning stage is described which may be monolithic and which comprises a first structure which is mounted coplanar with and concentrically within a second structure. Both structures consist essentially of frames and pivoting lever arms which respond to linear force from piezoelectric transducers...     

An adjustable jig assembly for holding a work piece in a desired position, comprising a stand having wall members defining a pair of opposed substantially vertically extending slide channels, mounting means slidable in the slide channels for fixedly mounting therebetween an axially rotatable retaining...     

For use in a milling or like machine, a fixture is provided to hold a part to be machined, the fixture including portions to clamp the part against relative shifting motion. A mount for the fixture includes components movable in tilting and vertical senses whereby a previously machined surface on a held...     

There is disclosed a rotary apparatus for treating boards such as printed circuit boards at various treating stations circumferentially disposed around the apparatus. The apparatus comprises a plurality of clamps for holding the work piece, a plurality of mechanisms for elevating and lowering the clamps...     

A work piece holder for aligning two work pieces. The holder comprises a framework to which are mounted in opposed relationship two stanchions. Mounted on each stanchion is an arm having means for holding a work piece. The arms are mounted in a manner which allows calibrated movement along three axes,...     

An improved sled for fixturing engine blocks includes an inclined mounting surface which can be supported at alternate inclinations for fixturing engine blocks having various V-angles. A preferred embodiment utilizes a two-way frame which is removably mounted on the sled for supporting various V-blocks...     

A portable welding jig, for positioning and manipulating a workpiece, configured for pipe-flange welding at remote locations and capable of establishing automatically a two-holed flange configuration, is comprised of a rotatable shaft adjustably secured to a support, wherein the shaft rotates about a...     

A vise for holding small objects. It is particularly useful as a fly tying vise. It comprises a support bearing a housing having a rotatable central arbor carried in low friction bearings. The preferred form has a hub mounted at each end of the arbor. One hub houses a clutch or other locking device....     

A stand for rotatably and pivotally supporting a needlework hoop or the like comprises a tubular frame having a base and a pedestal member extending vertically therefrom. An extension member rotatably attached to the pedestal member has a pair of pivotally connected support arms extending outwardly therefrom...     

Articulated support arm apparatus for use by an operator which comprises a base and first and second arms supported by said base. A work device is supported by said arms. A dual axis joint interconnects said first and second arms. The joint is movable between locked and unlocked positions. In the unlocked...     

In a positioning and turning apparatus for the machining of heavy workpieces, the problem of inaccuracies caused by bearing play and drive stresses and standing in the way of a sensitive and accurate setting and thus the use of numerical controls and controlled positions is eliminated by using ring bearings...     

A vertically adjustable carrier for a vise comprises a vertical support tube and a mounting which can be secured to a work bench and which comprises two semicylindrical shells which embrace the support tube and which can be clamped together to fix the support tube in any desired vertical position. The...     

Four square tooling plates each have an outer surface on which a plurality of workpieces are attached. The inner face of each tooling plate is precisely attached to a respective vertical surface of a rectangular block by means of a dowel extending into geometrically centered holes in the vertical face...     

A lightweight, movable lift usable in pairs for lifting and rotating vehicles to allow easy access to their undersides and engine compartments. A frame and upright slidably support a carriage which is moved up and down the upright by an actuator such as a hydraulic cylinder, compressed air cylinder or...     

A tool indexing device includes a stand with a track structure. A platform for a workpiece is mounted on the track structure and movable in a first direction. A first indexing mechanism is provided for indexing the platform in a first direction relative to the stand and a second indexing mechanism is...     

A positioning mechanism comprising three pantagraphs supporting a table on a base. Each pantagraph is constructed of four links connected into the form of a quadrilateral. The table is positioned to permit with six degrees of freedom by regulating the angle of inclination of each of the six lower links...     

An apparatus for rapidly and accurately positioning and holding a very small elongated body, such as a stylus holder during manufacturing is disclosed. A pair of magnets or magnetized regions are utilized to position the stylus holder both rotationally and axially. A pusher mechanism, in conjunction...     

A multipurpose workpiece holding device comprises a channel shaped frame adjustably mounted on a tilting and swiveling base. The frame has vertical slots on opposite sides thereof for adjustably receiving a lead screw on one side of the frame and a jaw forming element on the other side of the frame....     

A clamping device which has a plurality of elongated clamping members joined to a clamp main frame by a pair of slideable side plates which allow the separate clamping members to be moved axially relative to each other and to the clamp main frame so that the clamping members can be adjusted to compensate...     

A bench mount for holding and operating trigger actuated devices. The mount aligns the device for convenient use. An air cylinder is attached to the mount and contains a piston and shaft. A connecting rod having a trigger intercepting bar at its distal end is coupled to the shaft to draw in the trigger...     

An articulated assembly of members such as a workpiece support in a machine tool comprises three and preferably four members, each successively rotatably mounted on the previous member, and each successive axis of rotation being inclined relative to the preceding axis of rotation. The axis of rotation...     

A flexible assembly jig for positioning a workpiece multi-dimensionally by a plurality of positioner units to enable a tool to operate thereon. Each positioner unit includes a locator adjustable in three-dimensions into unrestricted operative positions, including positions in horizontal fields overlapping...     

A machining center comprises a bed and an arch-shaped column having a pair of post portions spaced from each other in the transverse direction of the bed and a crossbeam portion connecting the post portions. A spindle head is supported on the crossbeam portion of the column to be movable both in the...     

A mold holding apparatus is disclosed for securely holding plaster molds used in the production of ceramic, porcelain and plastic items permitting molds to be oriented so as to permit filling of pour holes present in molds, and to facilitate the uniform pouring off of excess slip. The apparatus includes...     

A work piece positioning device which has a table upon which the work piece is supported is disclosed. The table is rotatably mounted on a sub-assembly which is tiltably mounted on a frame such that the work piece can be positioned in any desired predetermined attitude. Two worm gear systems are utilized...     

A chain saw holder for holding and supporting a chain saw during refueling, repair and other maintenance operations is disclosed. The chain saw holder includes a clamp for clamping to a fixed support such as a work bench, fence post, or tree branch. An extension member extends away from the clamp to...     

An apparatus for manipulating the upper and lower dies of a die set comprising a gantry having a fixture mounted on a main frame for up and down movement, and a sub-frame mounted on the fixture for 180.degree. of rotation. Clamping units are mounted on the sub-frame for clamping the upper die to the...     

A needlecraft stand for supporting a needlecraft frame in convenient position for use by someone sitting in a chair or other seat and which may be easily adjusted by the user. The stand has a flat base, a pivotable post extending upwardly from the base and a clamp for holding a needlecraft frame pivotably...     

A sharpener mounting construction for sharpening opposite sides of a knife edge including a sharpener body for clamping a knife, opposite sides on the sharpener body, bores on opposite sides of the sharpener body, a post, and a pin at the end of the post, the pin being of a diameter to fit snugly within...     

An inverting machine for inverting metal molds 180.degree. including a bed, a stationary table on the bed, a pair of portal uprights standing on the table's lateral sides, a pair of slide frames slidably movable along the uprights, an inverting table provided between the slide frames and having a fixed...     

The specimen (P) can be turned about each of three axes (A, B and C) by rtion of the input shaft (10). The apparatus exhibits three brackets (H1, H2, H3) mounted on each other in the manner of a cardan joint and supported by the frame (GR). The first bracket (H1) is fixed on the frame (GR) via a clutch...     

An adjustable, radiolucent table for radioscopic examination of a medical patient lying thereon, the table including a radiolucent top, floor support structure connected at each end to the top of the support structure having apparatus permitting bidirectional movement of the table top enabling accurate...     

A welding bench has a base plate supporting a substantially vertical outer casing with a rectangular or square cross-section. Supported in the outer casing is an inner casing projecting out of the outer casing and vertically movable by means of a variable length device. Supported at the upper part of...     

A work supporting device for secondary treatment of workpieces by hand has a base which is affixed to a bench and defines a vertical pivot axis for a support serving to mount a chuck carrier for rotation about a first horizontal axis. The chuck in the carrier can support a work holder so as to allow...     

A vertical vise adaptable for floor mounting and having two spaced posts. One post carries a stationary work piece engaging jaw on its upper end and beneath the jaw, a vertically adjustable work piece support cradle assembly. The second post is hollow and shorter than the first post. A clamping head...     

A craftsman's tool for supporting jewelry includes an L-shaped frame pivotally coupled to a stationary support such as a work bench or the like, and a collar rotatably connected to the frame removably carries a housing which receives a shiftable member presenting movable clamping jaws for releasably...     

An apparatus for positioning a load or workpiece, the apparatus comprising a support table including a generally planar surface for supporting the workpiece, a first hydraulic motor for moving the table vertically, a second hydraulic motor for rotating the table about a rotational axis generally perpendicular...     

A X-Y table is disclosed having a table rotatably mounted on a base for movement in the X-Y and .theta. directions. The device includes fine adjustments in both X and Y directions and a quick shear mechanism with means for automatically returning the table to its original position after the quick shear...     

Apparatus is disclosed for automatically transferring a semiconductor wafer between a horizontal and a vertical plane, beginning and ending in precisely located positions. A wafer support arm is carried by a transfer member which also includes a motor for rotating the support arm between a "start" position...     

A multiple purpose work station having an angularly displaceable spine of square section. The station also includes sockets for a headstock or other accessory which are secured to a nut so that rotation of a leadscrew by a handle axially displaces the headstock toward and away from a tailstock or other...     

This is an apparatus to facilitate securing radiator tanks onto header plates of automotive radiators and the like of a type made either from brass or of plastic having a gasket trough and integral header tabs. It includes opposed rails suspended from an overhead support, preferably circular to afford...     

The turn tilt table is preferably mounted on a self propelled mobile vehicle for carrying a test article such as a military vehicle weighing up to 70 tons. The mobile vehicle is driven to a plurality of test sites at which radar beams or the like are directed against the test article for determining...     

For holding a plurality of different, in shape, workpieces, a holding unit comprises a laminated body with a number of thin identical shaped elongate plates which have one ends forming a workpiece supporting surface, a vibrator unit for moving the elongate plates so as to vary the shape of the workpiece...     

Apparatus and method for aligning and securing a blade vibration sensor about a selectable position along an inner surface of a turbomachine. The apparatus comprises a first rotatable member adapted to eccentrically secure the sensor, a second rotatable member eccentrically coupled to the first member...     

A clamping system is disclosed for use with an assembly jig. It features a clamp having one jaw consisting of a pin and the other jaw including a pad which when closed will be spaced from but parallel to the pin. The pin is to be inserted into a circular locating device which is joined to the frame of...     

A gearless indexing device for positioning and repositioning a workpiece to be machined in accordance with a desired system or predetermined program has a housing means, a bore end to end therethrough in which an actuating shaft is rotatably mounted. The workpiece is fixedly connected to one end of the...     

A pneumatically powered test fixture for bracing, holding and/or handling solid, bulky objects such as gas meters or the like. The fixture readily permits service or repairs and renders meters readily accessible and easily maneuverable. A rigid frame is adapted to be secured to a stable workbench or...     

A vise for joining frame pieces has clamp assemblies which can be moved on perpendicular axes, and has a quick-acting shifting mechanism for displacing one of the clamp assemblies from an initial position and returning it thereto. The complementary end faces of mounted frame pieces can thereby be brought...     

A moving table apparatus includes a base, two guide rails laid on the base and extending in a direction Y, a first table capable of moving on rails, in direction Y, two guide rails laid on the first table and extending a direction X, and a second table capable of moving on the guide rails laid on the...     

A work holder having substantially universal workpiece positioning capability having a base, a turret having first and second members pivotally connected and pivotally mounted on the base by a cooperating bearing on the base and first member, the turret being pivotal 360.degree. with respect to said...     

An apparatus supports automobile body parts for removal, installation or servicing. The apparatus includes a T-shaped dolly support and a vertical standard on which a support unit slides. The support unit includes a cross arm with cradles at its opposite ends for engaging under a body part to be handled...     

An improved adjustable holder for a screed rail for mounting the rail above the ground so as to eliminate the need for concrete pads which are presently used to support such a screed rail on the ground. The holder includes an upright stake or post having a sleeve adjustably mounted on the post for movement...     

A vise swivel mount is disclosed for use in a vehicle which includes a swivel socket bolting directly to the bed of the vehicle. A swivel column rotatively secures within the swivel socket and carries a horizontal vise support arm and vise support plate in spaced relationship over the vehicle bed. A...     

For holding a plurality of different, in shape, workpiece, a holding unit comprises a laminated body with a number of thin identical shaped elongate plates which have one ends forming a workpiece supporting surface, a vibrator unit for moving the elongate plates so as to vary the shape of the workpiece...     

A fly tyer's vise which has a pair of spring members at one end so as to receive and clamp a fish hook and which can be separated by a cam operated lever wherein said jaws are mounted on a shaft received in an adaptor such that when the supporting shaft is in the horizontal position, the jaws and fish...     

A woodworking corner clamp assembly having two screw clamp assemblies, each clamp assembly being oriented perpendicular to one leg of an L-shaped frame. Each clamp is also capable of longitudinal sliding movement along one leg of the L-shaped frame. The longitudinal position of each clamp along the respective...     

An article transfer apparatus includes a power driven shuttle carriage mounted for movement along a first linear path between opposite end limits. An article holder assembly includes a base mounted on the carriage for movement relative to the carriage along a second linear path normal to the first linear...     

A floating fixture platen for use on machine tools having a machine support structure and a machine tool portion rotatable about an axis of rotation, the floating fixture platen including a planar member mounted on the machine support structure in a position normal to the axis of rotation of the rotating...