Locked blade

The knife has a slotted handle and a blade that pivots into and out of the slot of the handle. A free floating pivot pin extends through the slotted end of the handle and through the opening of the tang of the blade, and a slotted ring lock extends about the pivot pin. The ring lock is rotatable on the...     

A knife for personal use has a liner made up of a pair of parallel walls spaced apart along a transverse axis at right angles to the longitudinal extent of the walls. A hollow hub extends along the axis and abuts bearing surfaces in the walls and also abuts a bearing surface in a blade disposed between...     

A dual purpose blade and a shield are pivotally supported on a transverse axis on a hollow handle for pivotal movement from a nested position within the handle to a fully open position at an obtuse angle to the handle. The shield is independently movable relative to the blade. One longitudinal edge of...     

The knife of the invention comprises a handle including a pair of side scales held in spaced parallel relation by a pair of end pins and a center pin, to provide a narrow elongate channel, a single folding blade pivoted on the forward end pin and a rigid locking rocker arm pivoted on the center pin for...     

A folding knife including the combination of a blade sandwiched between a pair of bolsters which are connected to a handle and a pivot pin extending between the bolsters and through an end of the blade. The forward edge of each bolster has a surface of an arcuate configuration and the confronting rearward...     

In a folding knife, a blade outfolded from the handle is reliably fixed with respect to the handle during use but is infolded by turning a releasing lever after use. The knife comprises a blade which is foldably mounted on a handle, a resilient lock bar which is pivotably mounted on the handle so that...     

An arrowhead, spearhead, integral arrow or spear, or other projectile for hunting, with a point of efficient penetrating design and having moveable sharpened blades, pivotally mounted within a slot in the head. The arrangement provides shrouding of the functional cutting surfaces of the moveable blades...     

A folding knife featuring a locking sleeve at the junction between the blade and handle, so that the knife blade may be locked in both the open and closed positions. The locking sleeve has an enlargement which accommodates the end of the blade adjacent the tang, so that the locking sleeve may be partially...     

A bolster-actuated lockback knife having a handle formed with a knife blade receiving recess defined in part by a pair of spaced handle sides including a pair of spaced bolsters. One of the bolsters is an unlocking bolster identified with serrations and the other is a fixed bolster. The knife blade is...     

A hand knife has a removable blade. Side plates are spaced apart on opposite sides of a main frame having a rectangular socket in one end thereof. One side plate has a non-circular aperture therein and the other side plate has a circular opening therein. A pin is movable on a transverse axis relative...     

A folding knife providing a safety lock mechanism that securely locks the blade in an open position. A bar spring in the handle is anchored at the rear handle end. Its opposite end is freely biased against the edge surfaces of the tang of a foldable blade. The bar spring includes a latch configuration...     

A chain saw guard including a substantially planar shield member pivotally supported to the rear end portion of the guide bar of the chain saw for pivotal movement alongside the chain bar between a lower guard position and an upper inoperative position, spring means urging the shield member downward...     

A knife of the type having a blade which is selectively pivotally movable between extended and retracted positions relative to a handle. A rocker arm received between a pair of handle side portions is pivotally affixed thereto at the handle forward end and includes a locking member depending therefrom...     

A knife for personal use includes a frame of two substantially identical frame plates held in registering parallelism by a spacer pinned in position. The frame plates have generally circular openings therethrough in alignment on a transverse axis. The openings each depart from circularity by including...     

A pocket knife is disclosed herein having a body including a pair of side portions separated by a spacer so as to define a storage cavity for a knife blade. The blade is pivotally carried by its end from a selected end of the body between a stored position and an open or operative position. A releasable...     

A slide lock folding blade knife comprising a blade pivotally carried between spaced handle plates, a sleeve member slidably carried by the handle plates, the sleeve member having a first position adjacent to the blade pivot point and engageable with the blade for holding the blade in either a fully...     

A folding knife has a handle with a body forming a pocket into which its blade is normally retracted, the pocket being bounded by two cheeks of the holder body traversed by respective contacts in line with a hole near an end of the blade. One cutout is occupied by a plunger which is rigidly connected...     

A tool accommodating interchangeable tool blades comprises a handle for receiving one tool blade in a working position and at least one tool blade in a storage position. A first compartment is defined in the handle for receiving at least one tool blade in a storage position and includes a releasable...     

A folding knife is provided wherein the blade is easily moved from a deployed mode to a stored mode within paired panels that constitute a handle and sheath for the blade. In either mode, the blade is positively and securely locked into position. The entire knife can be easily taken apart for maintenance...     

A jack-knife is disclosed having a holder and a blade hinged to said holder thus that it can be turned between a closed position in which its cutting edge is in a longitudinal slot of said holder and an opened position which is 180.degree. offset to the closed position and in which the blade can be fixed....     

The folding knife structure of this invention is operable to present a blade member which is rigidly held so as to not be movable in any direction except upon great pressure to the folded condition. Our folding knife structure includes a handle assembly; a spring bias assembly connected to the handle...     

A knife having a blade pivoted to a handle is disclosed with a slidable bolt within the handle, the bolt being extended to lock the blade in an open position and retracted to permit closing of the blade. In one form of the invention, the blade includes a camming portion which retracts the bolt when the...     

A locking knife having a thumb latch for release. The knife includes a handle, and the handle defines a cavity to receive the blade so the knife can be closed. A circular cam is fixed to the handle, and the blade has a circular hole to receive the cam, the blade being rotatable about the cam. A latch...     

A folding knife including a blade and a handle which are joined together by a pivot at a forward end of the handle, an axis of the pivot is in the same plane as the blade and the handle and joins same to a tang portion of the blade so that the blade can pivot laterally from an extended position through...     

A foldable knife is disclosed as including a latching mechanism utilizing a non-circular non-arcuate multi-sided operator which positively locks the knife in its selected positions. The latching mechanism embodies a square shaped operator permitting the knife blade to be locked in each of a closed position,...     

A knife which has generally a blade and a handle wherein the blade folds into the handle; and wherein the handle has a first parallel plate and a second parallel plate which are secured to each other and spaced from each other by a spacer bushing and a fixed bushing to form therein a pocket into which...     

This invention relates to a cam lock knife structure having (1) a main handle assembly; (2) a knife blade assembly pivotally connected to the main handle assembly and moveable from storage/folded condition to an open/usage condition; (3) a cam lock assembly engagable with a portion of the knife blade...     

A pocketknife is formed with a latching mechanism that includes a catch and latch for releasibly holding a key ring.

An improved knife having an elongate grip and a bolster joined to the grip adjacent the handles front end. The bolster includes a swept-forward thumb wing which extends adjacent a blade opposite the cutting edge to provide a wider-than-blade thumb-force-transmitting pressure platform.

A folding knife comprising a handle transversely flanking a knife blade movable within a slot formed through the handle. A complementary fixed bushing and pivot hole on the handle and knife blade provide a positive lock for the extended knife blade, in conjunction with a spring-biased ball that is located...     

A folding knife has a handle and a blade pivotally connected to the handle. A linkage mechanism connects the pivoted blade to an operating lever at the base of the handle. The connection between the linkage mechanism and the operating lever constitutes a toggle. Thus, when the blade is in its open position,...     

A knife comprises three main parts: a handle, a blade and a removable spring lock guard. The handle, formed of two spaced apart lateral handle halves includes a blade pivot adjacent its forward end. The blade, configured as a double-ended, double-edged single blade, is mounted intermediate its ends to...     

A folding pocket saw or other tool having interchangeable blades employs a handle in which is pivotally mounted a head member on which the blades are affixed. The head member has means thereon which cooperates with a slide lock to alternatively secure it in its open and closed positions, and the handle...     

A folding knife comprising a handle and a knife blade rotatable about a pivot. The invention is characterized by the combination that the handle (2) consists of only one wood piece, which is sawn open along a central longitudinal plane, so that a longitudinal gap (5) is formed along the greater part,...     

A lockable folding knife utilizes a simplified, easily manufactured combination pivot and locking pin mechanism to create a strong locking action between the hub of the knife blade which pivots about the pivot pin, and the locking pin which is connected to and moved by the pivot pin when it is displaced...     

A paint scraper having a pointed scraper head defined by angled edges of an elongated member which are chamfered at their point of interception. The elongated member is rotatably received by a sheath which functions as a handle in operation, and a means for storing the scraper head when not in operation.

A locking knife apparatus that includes a handle unit, a blade member support unit, a blade member, and a blade pivot hole and lock unit. The blade member includes a pivot slot disposed therethrough for operable interaction with the blade pivot hole and lock unit. Both the blade member and the blade...     

A folding camp knife (10) comprises an elongated handle case (12) having sideplates (24a and b) separated by a blade gap (26) in which a blade (14) is mounted for rotation by means of an axle pin (16) passing through holes (30 and 54) in the sideplates and the blade. A locking piece (18) engages the...     

A folding pocket knife substantially including a handle, a blade retaining lever and a blade. The blade is pivotally held in the handle wherein the engagement between a holding lever and the base of the blade, which keeps the blade out of the handle, is released by depressing the press area of the lever....     

A folding blade knife is disclosed in which the knife blade is releasably lockable in a plurality of angular positions relative to a knife handle. The folding knife blade has a polygonal aperture and the knife handle has a circular opening as well as an aligned polygonal recess. A one piece lock and...     

There is provided a knife having a blade and handle. The knife incorporates acceleration detection means adapted to cause automatic occlusion of the blade upon detection of violent movement of the knife of at least 25 meters per second per second.

A knife with a retractable knife blade comprising a base element, a pivot pin formed in the base element, a knife blade mounted on the pivot pin and maneuverable between retracted and extended positions, an activation notch formed on one end of the blade, a sliding knob interconnected with the base element...     

A pocket-knife having a blade which is pivotable between open and closed positions, and which is lockable in the open position, is disclosed. The pocket-knife comprises a handle, a knife blade pivotaly mounted at one end of the handle, a beam spring extending substantially along the length of the handle,...     

A retractable blade knife having a self-sharpening facility which can be selectively rendered inoperable. The sharpener is spring biased in an upward direction so as to be urged into engagement with the cutting edge of a knife blade, and manually operable release means is provided to permit the sharpener...     

A lock-back foldable tool includes a folding locking channel which nests outside of the channel-shaped handle of the tool. The locking channel fits closely over a spring, integral with the web of the channel-shaped handle, which bears against a cam surface on the base of the tool blade. When the blade...     

The frame of a personal, folding knife forms a compartment for receiving a knife blade having a hub pivoted to turn on the frame about an axis spanning the compartment. A locking block is manually slidable on the frame. A spring urges the lock block toward engagement in a notch in the blade hub.

A folding knife apparatus has an elongated handle with a slot formed therein. A knife blade has a working edge and an edge opposite to the working edge also has an abutment portion on one end of the opposite edge. The blade has a storage position wherein the working edge is disposed in the slot and a...     

A foldable pocket saw has a handle with a mounting head extending from one end thereof. A blade mounting member is rotatably disposed on the mounting head with a saw blade removably attached thereto. A detent mechanism has a spring loaded pawl actuated by a button radially movable into and out of engagement...     

A clasp knife has a pivotally mounted blade which can be swung between an operative extended position and a shrouded position within a body and handle using only one hand. The knife incorporates an actuating lever carrying a latching dog which locks the blade to the lever when the blade and the body...     

A utility knife having a main body formed from a pair of body portions which are assembled together. The main body has an opening at the front with means to prevent the pair of body portions from spreading apart and with means to prevent the blade from swaying from side to side.

A laterally foldable knife which includes a locking member slidably engageable with the blade to lock the blade into either its extended or retracted position. The locking member includes protrusions one of which is wedged between the blade proximal end and handle to lock the blade in its extended position....     

A folding knife with positive lock for maintaining the knife blade selectively within the handle case and in open position. A spring urged foot engages appropriate locking notches on the blade for open and closed positions to render the blade immobile in either position. A thumb actuated rocker (several...     

A folding knife has a blade that pivots so that the cutting edge may be protected within the handle or extended for use. The blade has an extended tang which may be locked into the handle when the cutting edge is extended. The knife can be disassembled without tools for cleaning.

A knife (20) having its member (21) comprising blade (22) and tang (23) locked to its side rails (24, 25) whichever way blade (22) or tang (23) seat in the knife (20). Side rails (24, 25) include opposing or non-corresponding edges (43, 44) which includes bayonet slots (41, 42) respectively. One pin...     

A double-bladed combat weapon includes a handle having slotted ends. A knife blade having a semicircular tang, which has a plurality of index notches, is pivotally disposed in each slotted end of the handle. An indexing mechanism is disposed in each end of the handle and engages one the index notches...     

Folding knife apparatus includes a blade having a tang secured to a case or housing. Wedging action between the tang and the case locks the blade open and closed. The tang includes a longitudinally extending slot, and the case or housing includes a pin extending through the longitudinally extending slot....     

A folding knife having a blade that can be pivoted into or out of a hollow knife handle. A depressible lock pin extends parallel to the blade pivot axis to normally extend through a notch in an arcuate edge of the blade, thereby holding the blade in a designated position (open or closed). Depression...     

The scalpel includes a handle with a blade moveably mounted to it by a leaf spring. A blade protecting sheath is fixably mounted to the handle. In its normal position, the blade is within the sheath such that the cutting edge is protected. In order to expose the cutting edge, the blade is depressed against...     

A handle of a knife is provided with a recess for receiving an implement, such as a tool or a toothpick. The recess is between the sideplates of the knife and above a locking bar spring. The implement has a hole for accepting a pin carried by a pivotally mounted arm. When the arm is in a first pivotal...     

A blade pivots on its tang into and out of a slot in a blade carrier. The carrier, in turn, slides in a handle between two positions. In the first position, the blade is prevented from pivoting out of the carrier by contact with the handle but in the second position the blade is free to rotate out of...     

This invention relates to a folding knife including a blade having a heel pivotally mounted onto an intermediate member made of plastic or composite material, provided with a blade-spring co-operating with the blade heel, and inserted, then stuck within a recess provided in one end of a wooden handle.

A pocket or clasp knife comprises a handle part (11) and a blade part (12). By means of a spring bar (14), which is elastically and pivotably mounted on the handle part (11) and comprises an abutment (16), the blade part (12), which comprises a counter-abutment (17), can be fixed in the extended position....     

A parting tool for parting seams and/or cutting threads or the like is disclosed. The parting tool may include an arc-shaped blade located between two tines of unequal length to effect a cut. The long tine may have a thorn-like point and the short tine may have a spherical thickening above the blade....     

A knife having angularly adjustable cutting positions is provided, comprising a blade having a base portion, the base portion having an outer edge including an engagement portion including a positioning mechanism for positioning the blade in multiple angular cutting positions with reference to a handle;...     

A folding lock knife includes a handle member having a handle cavity arranged to receive a lock blade therewithin, wherein the lock blade includes a first end, the first end including an arcuate array of ratchet teeth arranged for selective cooperation with a lock lever having a lock lever foot received...     

A folding knife designed to be easily opened with one hand and having a thumb-actuated opening lever to pivot the blade from closed to opened positions. The thumb-actuated lever in a first preferred embodiment has an opening lever driving a sector gear that engages a drive gear for opening the blade....     

A knife has a hollow body, a blade movable longitudinally on the body between an extended position projecting from the body and a retracted position substantially wholly contained within the body, a biasing element engaged between the body and the blade for urging the blade into the retracted position....     

A knife having angularly adjustable cutting positions is provided, comprising a blade having a base portion, the base portion having an outer edge including an engagement portion including a positioning mechanism for positioning the blade in multiple angular cutting positions with reference to a handle;...     

A folding knife having a blade and a longitudinally extending liner. Pivotally connected to the liner is a blade holder receiver, or shell, which receives the liner when the blade is in a retracted position, to cover and retain the blade within the liner. The liner is also received by the shell when...     

The knife comprises a locking strip (2), one end of which can be fitted in an anchoring point (6) of the blade (4), and an unlocking device (1) whereby, when a push button (10) is actuated, the strip can be disengaged from the anchoring point so that the blade can pivot freely.

A lock blade knife having a handle portion and a blade, the handle portion having a pair of spaced side plates which enclose the blade between them together with a spring which is urged towards the blade. One end of the spring is provided with a pawl which is received in a notch at one end of the knife...     

A hunting knife with a retaining member with dull sides located beneath the handle into which the blade can be retracted. This enables the knife to be handled safely, and to be placed in a holster without any sharp protruding edges which can damage the holster. Further, when the blade is extended, the...     

A foldable hand tool, such as a pocket folding knife, includes a knife blade and a handle for storing the knife blade, and a pivotally biased lock bar to secure the blade in extended position. The knife also includes a pair of non-slip ridges mechanically interlocked with the handle in a region of the...     

The present invention provides a combination tool (21) having a knife blade (39), a rasping blade (33) and a knife blade sharpener (47) combined into a single handle member (23). Preferably, the knife blade (39) is extendable and retractable from and into the handle member (23), respectively. In the...     

A folding knife (2) including a blade (6) foldable between an elongated handle (4) wherein blade (6) has a pivotal axis at one end of handle (4). An elongated lever (2) has one end pivotally hinged to the edge of blade (6) on one side transversely spaced from the pivotal axis of blade (6) having a squared...     

The blade of a folding knife is pivoted on a D-shaped pivot axle which also serves to lock the side pieces and belt clip of the knife in place. A thumb pin used to open the blade is also D-shaped and press fit into place in the blade. The blade has transverse grooves at its base to aid in extracting...     

A foldable saw includes an elongated handle member having opposite side walls which confine a slit therebetween and a top wall which bridges the side walls. A saw blade is formed as an elongated flat plate with a teethed edge, and has a rounded end portion mounted pivotally on the handle member such...     

A combination knife and tool set device having a handle member in which a blade and tool members are pivotally connected. A swinging lock lever is provided for locking the blade in an extended position through entry of the locking member into the blade cavity and abutment thereof against the end of the...     

A knife has a folding blade, a blade lock in the form of a leaf spring, and a safety for preventing unlocking of the lock. One form of safety has a carrier in the form of an elongate arm mounted on the knife handle. A stud is positioned on an inside surface of one end of the arm. A contact surface is...     

A tri-fold knife is provided which has a blade having a tang and bifurcated handle. The handle has a main handle which has a forward end which is pivotably attached to the tang. The main handle terminates in a butt end. A tail handle is provided with a forward engaging end and a butt end coupling which...     

This disclosure concerns a foldable saw. It includes a main body, an upper cover disposed on an upper wall of the main body, a lower cover disposed on a lower wall of the main body and a rear cover. This foldable saw has receptacles for receiving spare saw blades which can be taken out to replace the...     

A locking device for a folding tool includes a spring member extending from a handle over a tool hub. The hub is formed with a notch shaped with obliquely directed sides and a stop wall spaced from the notch. The portion of the hub including the notch and the stop wall forms a bearing surface. The spring...     

Disclosed is a pocket-knife mainly including a handle consisting of two side members which together define a cavity at one side of the handle to receive a blade therein. The blade is pivotally connected at a rear portion to a front portion of the handle by a pivotal pin and can be extended from the handle...     

A saw includes a slot formed in one end of a handle. A saw blade is engaged in the slot and rotatably secured to the handle at a rod. The rod includes a projection of smaller size. The saw blade includes a groove of smaller size for engaging with the projection and includes an aperture for engaging with...     

A pocket knife includes a handle having a body portion and a blade pivotally attached to the body portion of the handle. The blade is movable between a closed position in which the blade is received within a groove of the handle and an open position in which the blade extends away from the handle and...     

A multi-purpose folding tool including a pair of folding scissors, in which a scissors blade is movable about a pivot shaft, between a stowed position and a deployed position in which a stop prevents the blade from moving further with respect to the handle because of pressure on the handle in the direction...     

A folding knife having a cantilevered leaf spring member with an engagement tab at the free end thereof. The engagement tab engages with a notch defined in a pivoting blade carrier pivotally connected to the knife handle member. Carried within the blade carrier is an interchangeable blade insert. When...     

A folding knife is provided which has a blade, a main handle and a tail handle. The tail handle is pivotably engaged to the main handle. When the knife is in a work configuration, a free end of the tail handle is swung to engage a blade end of the main handle and, together with the main handle, the tail...     

The blade of a folding knife is pivoted on a D-shaped pivot axle which also serves to lock the side pieces and belt clip of the knife in place. A thumb pin used to open the blade is also D-shaped and press fit into place in the blade. The blade has transverse grooves at its base to aid in extracting...     

A one handed knife including a handle having upper and lower handle portions, the upper handle portion including an arcuate recess extending therethrough and the lower handle portion including a blade lock release extending therefrom. A blade is pivotally connected between the upper and lower handle...     

A tool holder for golfers that includes a movable housing pivotally and slidably movable relative to a fixed housing. The movable housing is locatable in a closed position encasing a plurality of instruments that are designed to be used by an exterior structure. The movable housing is also to be locatable...     

Folding knives having a longitudinal sheath handle with a channelled body portion into and out of which a blade pivots about an axis normal to a common plane of the handle and blade between a sheathed position within the handle through an arc to a use position external of the handle and a lock to automatically...     

An automatic folding knife including a safety stop to prevent the blade from being released from either an extended position or a closed position. A safety stop is operated by a control element located on and movable along the back of the handle of the knife, while a button that operates a latch to release...     

A folding knife which includes a latchable blade. The blade is pivotable about a pivoting axis or bolt between two halves of a housing.

Disclosed is a multistage pocket-knife being characterized in a pair of spring-supported balls rotatably received in ball holes formed on two side members of a knife handle and through holes formed on two lining members positioned adjacent to the side members. A blade of the knife is formed with several...     

A locking safety utility knife includes a body and an operating lever that is squeezed to deploy a retractable cutting blade from within the body. The blade can be locked in its retracted position by means of a ratchet-like mechanism including a pawl which is released by manipulating a cam operator....     

A foldable knife includes a handle and a folding blade. The blade is pivotable about an axis between a folded position and an extended position such that a sharp edge enters the handle when it is folded. The knife also includes a mechanism for releasably locking the blade in its extended position and...     

A knife having a blade rotatably coupled to a handle and lockable in an extended or a folded configuration is provided. A device for locking the extended blade against clockwise rotation and a separate device for locking the extended blade against counterclockwise rotation are provided. In one embodiment,...     

A locking mechanism for holding a selected blade or tool kit of a multi-purpose folding tool in an extended position. A base portion of each blade is mounted on a pivot pin mounted in a tool handle. The base portion includes a cam and a notch, and a spring included in the handle biases a flange against...     

A holster assembly for use with a hand-held utility knife having a segmented blade. The holster assembly comprises a plastic holster having a generally hollow interior. The holster may have a slot therethrough and a guide leading to the slot for a user to guide an endmost blade segment of a utility knife...