Abstract: The present invention relates to a laparoscopic stapler for suturing body tissue cut during laparoscopic surgery, and more particularly, to a laparoscopic stapler in which implant binding pins to be continuously fired can be correctly positioned using an implant alignment unit for aligning an implant assembly, and an implant assembly pressing member. Therefore, malfunctioning is prevented, and implant loading, transport, and discharge can proceed smoothly.

Abstract: A preferably pliers type stapler is disclosed with a staple loading structure that is both simplified and easy to operate. A lower handle and base are connected to the body through a pivoting and cam system. A single motion pulls the lower handle and base away from the body to expose a staple track location for loading staples at a bottom of the body. Preferably the same single motion releases the track to move outward from a rear of the body. In one embodiment a compact simplified structure using a preferably torsion spring provides a low cost reliable spring energized system.

Abstract: A pneumatic pallet nailer includes a nailer body, a trigger member, a pallet clamp controlling member, a pallet clamp cylinder and a pallet clamp. The trigger member is disposed on the nailer body. The pallet clamp controlling member is disposed on the nailer body and includes an internal space, a first pipe, a second pipe, a third pipe and an actuating valve. The air in the nailer body is communicated with the internal space by the first pipe and the second pipe. The third pipe is communicated with the internal space. The actuating valve is movably disposed in the internal space, and the actuating valve is actuated and positioned at a first position or a second position. The pallet clamp cylinder is communicated to the third pipe. When the trigger member is pressed, the pallet clamp is actuated by the pallet clamp cylinder to clamp a workpiece.

Abstract: A driving tool for driving fasteners means into workpieces comprising a main cylinder with a piston displaceable therein and a sealing element on the lower end with a first through hole through which a piston rod connected to the piston is guided in a sealing manner, a pressing cylinder that carries on the lower end an outlet tool with a driving channel into which a lower section of a driving tappet connected to the piston rod projects through an upper opening and that has a lower opening at the bottom for discharging fasteners, a magazine for fastening means that is attached to a side opening of the driving channel in order to supply fasteners to the driving channel, a first holding device that has a first holding element connected to the piston rod and a second holding element connected to the pressing cylinder that are designed so that the pressing cylinder can be displaced into an upper pressing cylinder position by displacing the piston into an upper piston position and the outlet tool can be placed onto

Abstract: A binding machine for gardening includes a main handle, a clincher arm, a tape guide, a tape gripping device and a cutting blade. The clincher arm is rotatably attached to the main handle. The tape guide is configured to draw out and guide a tape at a front end portion of the main handle. The tape gripping device is configured to grip an end portion of the tape drawn out from the tape guide, at a front end portion of the clincher arm. The cutting blade is configured to cut the tape. The tape guide is movably provided such that a position of the tape guide when the tape gripping device operates to grip the end portion of the tape and a position of the tape guide when the cutting blade operates to cut the tape are different from each other.

Abstract: A nail gun structure includes a body portion including a punch portion; an air cylinder between the body portion and a swaying clamp arm, and having a telescopic rod pivotally connected with the clamp arm, the air cylinder having a piston, a first bore and a second bore disposed along an axial direction of the telescopic rod, the piston connected with the telescopic rod and reciprocating to control the communication of the second bore; and a control valve disposed between the air cylinder and the body portion, and having a tube set connected with an air source and also between the air cylinder and the body portion. When the air source and the tube set communicate with the first bore, the piston moves to allow the communication of the second bore. After the clamp arm clamping a wooden board, the punch portion punches to launch the nail.

Abstract: A surgical stapler including an end effector having various embodiments of a lockout assembly is described. The lockout assembly can control the rotation of a drive member that extends through the end effector. A sled can be positioned along the drive member and caused to translate along the drive member upon rotation of the drive member. As such, the lockout assembly can prevent movement of the sled by controlling the ability of the drive member to rotate. The lockout assembly can assist with preventing inadvertent firing of the end effector, such as when there is no cartridge present or a spent cartridge (e.g., the cartridge does not have any staples).

Abstract: A device for automatically offsetting pronged fasteners, or staples, in successively fastened sets of sheet material is provided. The assembly may be disposed within any manual or power driven stapler. It may comprise a manually or electrically rotatable drive gear which, when rotated, pushes a means for setting the depth at which such fasteners may be delivered into such sheet material respective to an edge thereof. In use, stacked sheets of material, such as paper, may be placed within a stapler. Then, when the stapler is activated to fasten the set, the drive gear may automatically rotate to push the means for setting the depth forward so that a subsequently delivered fastener may be delivered into a following set of sheet material at a different depth from the edge of the prior set.

Abstract: A clenching adapter for use with automatic nailers tools is provided, which mounts to a nailer tool, and which extends behind a two-layer workpiece and curls the tip of a driven nail on the opposite side of the multiple-layer workpiece. The adapter includes a movable extension link that pivots on a proximal end, due to the action of an air cylinder actuator, and that pivoting motion causes an anvil mounted on its distal end to grasp the opposite (bottom) side of the workpiece, while also positioning the anvil to a location where it intercepts the nail that will be fired through the workpiece by the nailer tool. The anvil mechanism rotates from a “relaxed” position that fits within a gap in the boards of a workpiece, to an actuated “ready” position that receives and curls the nail, for clenching a multi-substrate workpiece. The actuations are automatically sequenced, in one embodiment.

Abstract: An improved hand tool for dispensing plastic fasteners having a novel anvil design that reduces inadvertent user needle sticks during operation of the hand tool and a needle having a novel casing that further reduces inadvertent user needle sticks during the replacement of the hand tool needle. The hand tool has a gun shaped casing with a barrel portion and a handle portion. The casing has a needle assembly opening at the front of the barrel portion and a trigger slot at the front of the handle portion. The hand tool further has a hollow needle disposed on one end of a needle assembly. The needle assembly is slidably movable back and forth between a retracted position disposed substantially within casing and an extend position disposed substantially out of the casing through the needle assembly opening. The hand tool further has a trigger that is pivotally mounted within the casing that extends out from the trigger slot.

Abstract: A nail gun structure includes a gun body, a clamp set and a pneumatic driving set. The gun body has a trigger for shooting a nail. The clamp set is assembled with the gun body. The clamp set has a driven base and a clamp base. The clamp base pivots relative to the driven base. A stacked board is positioned on the clamp base. The pneumatic driving set is disposed between the gun body and the clamp set. The pneumatic driving set communicates with an air pressure source. The trigger moves along with the pneumatic driving set. Under this arrangement, when a user pulls the trigger, the pneumatic driving set drives the clamp base to pivot, so that the stacked boards are clamped between the clamp base and the driven base; thereafter, the nail is shot and nailed on the stacked board.

Abstract: A stapler includes an enclosing portion that encloses staples, a clinch portion that bends a staple, and a projecting portion that projects the staple from the enclosing portion, inserts the staple to a sheet bundle, and bends the staple in cooperation with the clinch portion to bind the sheet bundle. In addition, a guide portion guides the staple projected by the projecting portion toward the sheet bundle. The guide portion has guide surfaces for guiding the staple from an inlet adapted to receive the inserting ends of the staple to an outlet that is formed narrower than the inlet such that the staple is projected by the projecting portion toward the sheet bundle side, and the projecting portion projects the staple to the guide portion, moves the staple along the guide surfaces to deform the staple in a horseshoe shape, inserts the pair of inserting ends to the sheet bundle, and bends the staple in cooperation with the clinch portion to bind the sheet bundle.

Abstract: An adaptor (10) for a fastening tool (12) having an attachment portion (18) for coupling the adaptor (10) to the fastening tool and a support (14, 16) for coupling a mounting bracket (26) to the adaptor (10), arranged so as to hold the mounting bracket (26) relative to a substrate and allow a fastener from the tool to be driven through the mounting bracket to secure the mounting bracket to the substrate (52). A holder for holding an item to facilitate attachment of said item to a substrate by a fastener, wherein the holder magnetically retains the item in a position to receive the fastener from a fastener tool.

Abstract: A stapling device includes a housing pivotally attached to a base member and having a channel for receiving staples, a staple drive plate slidably received in the housing and movable to drive the staples, a staple pushing device includes a casing slidably engaged in the channel of the housing and a pusher for forcing the staples forwardly toward the staple drive plate, and an actuating device for actuating the staple drive plate to drive the staples. The staple pushing device may be easily and readily assembled into the housing, and includes a projection or protrusion for detachably anchoring the staple pushing device to the housing.

Abstract: A stapler having a driver unit vertically separated from its clincher unit, which has a clincher base with a clincher. The clincher base is disposed to vertically reciprocate, and sheets inserted between the base and driver unit are clamped between the base and the driver unit when the base is reciprocated. The stapler has a first motor to operate the driver, and a second motor to reciprocate the clincher base and operate the clincher. In sequence, the second motor reciprocates the base and makes the base clamp the sheets, and then stops; the first motor makes the driver drive out the staple, and then stops; the second motor makes the clincher clinch the staple legs having passed the sheets, the base is returned, and the second motor stops; and after clinching, the first motor returns the driver to the initial position, and then stops.

Abstract: The apparatus is intended to drive fasteners (21) for fastening a piece (20) to a support (30). The apparatus has a snout (12) equipped with a bearing shoe (14). The shoe is equipped with lateral positioning one-piece plate (15) on which there are formed a number of distinct lateral bearing surfaces (8, 8?, 8?, 8 82, 83) roughly parallel to the axis of the snout to be applied in particular to an edge of one of the pieces either the support piece or the piece that is to be fastened.

Abstract: A stapling device includes a housing pivotally attached to a base member and having a channel formed by a partition, a staple drive plate slidably received in the housing, a staple magazine slidably engageable in the channel of the housing and having a front staple drive space. A staple feeder is engaged into the staple magazine and includes a spring-biased pusher for forcing staples forwardly toward the staple drive space of the staple magazine, and for allowing the staples to be driven by the staple drive plate, and an actuating device for actuating the staple drive plate to drive the staples. The staple magazine may be easily disengaged from the housing from a rear inlet of the housing.

Abstract: A novel nosepiece for a fastener driving tool for driving fasteners for holding and spacing an object at a predetermined distance from a substrate are provided, wherein the fastener driving tool has a housing, a driver blade within the housing for driving the fasteners, and a power source for driving the driver blade, and each of the fasteners includes a bridge portion, a first prong extending in a driving direction from the bridge portion, a second prong spaced from the first prong and extending generally parallel thereto in the driving direction from the bridge portion, wherein the second prong is substantially shorter than the first prong, the nosepiece comprising, a trailing end coupled to the housing of the fastener driving tool, a substrate contacting end, a channel for axially guiding the driver blade and the fastener in a driving direction toward the substrate, a slot proximate the substrate contacting end laterally extending into the channel for receiving the object, and a curved ramp within the chan

Abstract: A system for dispensing a fastener from a reel of fastener stock so as to secure a product onto a display card includes a module for dispensing the fastener, a counterbalance for supporting the module, a mounting stand for supporting the counterbalance, a reel holder for supporting the reel of fastener stock and an anvil for supporting the product and display card. The module includes a hollowed needle, a retractable needle guard assembly disposed over the needle, a feed mechanism for advancing the fastener into the needle, a severing mechanism for severing the fastener from the fastener stock, and an ejection mechanism for ejecting the fastener through the needle. The retractable needle guard assembly is capable of being disposed between a protective position and a retracted position and includes a fixedly mounted needle guard and a movable needle guard which is slidably mounted on the fixedly mounted needle guard.

Abstract: A lock member attachment device comprising a main body containing a continuous assembly of lock members each having a filament, the filament being provided on each end thereof with a coming-off preventive portion, the main body including elements for pushing the assembly forward and a pair of guide needles disposed at a front portion of the main body, the coming-off preventive portions of the lock member located at a foremost end of the assembly being inserted into the pair of guide needles; an upper lid pivotally supported at a rear end thereof above the main body, the upper lid including a piston member adapted to push out the lock member, which is inserted into the pair of guide needles, forward through a return; and a receiving base pivotally supported at a rear end thereof under the main body and adapted to support an object; the upper lid being provided at a part thereof with a roll or link member for allowing the upper lid and the main body to move in unison at an early stage of movement but releasing

Abstract: A stapler includes a base and a chute and a cover pivotally coupled together at a rear pivot shaft. The base includes a roller extended downward beyond the middle portion. A lever includes a front portion pivotally coupled to the front portion of the cover and includes a rear handle for operating the lever, and including a block formed in the middle portion for engaging with the roller and for forcing the base toward the chute and the cover. The block includes a tapered surface for engaging with the roller and for allowing the user to operate the lever with less force.

Abstract: A stapling plier has a magazine adapted to contain a supply of detachably interconnected staples, and resiliently biased driver and clincher arms pivotally connected to the magazine for movement between open and closed positions. The magazine has an exit throat and the driver and clincher arms are provided respectively with driver and clincher elements. An operating lever is pivotally connected to the clincher arm and has arcuate surfaces in sliding contact with complimentary arcuate surfaces on bearings journalled for rotation on the driver arm. Pivotal closure of the operating lever causes closure of the driver and clincher arms, with an accompanying ejection of a staple from the magazine by the driver element and a clinching of the thus ejected staple against the clinching element.

Abstract: A fastener assembly for use with a power actuated gun including a bracket and associated stud wherein the bracket is formed with at least two fingers extending upward therefrom. The fingers are formed so as to permit the fastener assembly to be frictionally held within the bore of the power actuated gun. The support for the studs and fingers are configured to readily collapse when the stud is driven into a support structure, causing the head end portion of the stud to be made flush against the bracket and causing the fingers to occupy the space from whence they were formed. Another embodiment has a flat surface on a curved bracket to assist in stabilizing the barrel of a power actuated gun.

Abstract: A method and apparatus for stapling together adjacent bone tissue, such as a severed sternum, includes a staple applying tool adapted to drive each leg of a two-legged staple through a respective portion of the bone tissue. The tool includes a distal shoe having a staple forming anvil, the shoe being supported on a thin metal web extending from the tool between the bone tissue portions, so that the tool may be disposed at the outer surface of the bone and the anvil may be supported adjacent to the inner surface of the anvil. The tool includes a piston within caliper assembly, the caliper moving to contact the surface of the sternum and lock in place before the staple is advanced by the piston into the sternum. A staple cartridge is removable from the tool, the cartridge including a latch mechanism that prevents discharge of staples therefrom when the cartridge is removed from the tool. The latch mechanism, which is actuated by insertion into the tool, also acts to retain the cartridge in the tool.

Abstract: A fastener assembly for use with a power actuated gun including a bracket and associated stud wherein the bracket is formed with at least two fingers extending upward therefrom. The fingers are formed so as to permit the fastener assembly to be frictionally held within the bore of the power actuated gun. The support for the studs and fingers are configured to readily collapse when the stud is driven into a support structure, causing the head end portion of the stud to be made flush against the bracket and causing the fingers to occupy the space from whence they were formed.

Abstract: A surgical fastener, such as a stapler, is constructed of a pair of opposed jaws, one of which comprises an anvil and the other of which holds the fastener holder assembly, such as a cartridge, oriented towards the anvil. A clamp bar operable by a lever is longitudinally displaceable to advance the cartridge towards the anvil to clamp the subject matter prior to fastening. The clamp bar rides within a frame which supports the lever and the jaws. A thrust bar is longitudinally displaceable in response to the pivoting of a trigger to operate staple pushing elements within the cartridge to eject the fasteners towards the anvil for engagement with body tissue to be fastened. The thrust bar rides within the clamp bar. A pin is inserted between ends of the jaws to secure the jaws against loss of any portion of the body tissue during the clamping procedure. The pin has a cam surface which moves during a securing of the pin. A lockout system is provided for preventing both clamping and ejection of the fasteners, e.g.

Abstract: In a stapling system with a power driven stapler unit for stapling sheets together by clamping the sheets together with a clamper and driving a staple into the sheets with a staple driver while the sheets are clamped, and clinching the legs of the staple with a clincher, sequentially in that order; a single flexible cable with internal bights thereof operatively connecting with the clamper, the staple driver and the clincher, and with a free portion of the cable extending from the stapler unit and pulled with increasing movement and tension to provide the sole actuating power for the stapler unit wherein sequentially coupling pulleys engaged by the internal bights of the single flexible cable, and movement stops and/or resistance springs of different resistance forces, respectively operatively associated with the clamper, the staple driver and the clincher actuate them in that order, and wherein paired pulleys are arranged to multiply the forces available for the stapling from the cable tension.

Abstract: The invention provides a multi-purpose safety device which can be used in conventional nailing operations to guide the nail to be driven safely, conveniently and quickly at a desired angle and which can be used for measuring angles and inclinations as well as levelling. The invention includes a driving member disposed in a sleeve which in turn mounted on an upper side of a housing, a nail advancing plate at one side of the housing for advancing nails, and a nail guiding body below the sleeve for guiding and positioning a nail beneath the driving member whereby the nail can be driven into an object by the driving member. An angle meter is further mounted in the housing for measuring angles as well as indicating a desired angle by which the nail has to be driven.

Abstract: A fastener assembling apparatus has a safety device including a vertical elongate rod vertically movably supported by a reciprocable ram and having a feeler disposed adjacent to the path of movement of a punch carried on the ram, the rod being normally urged downwardly toward a lowermost position in which the feeler is disposed adjacent to a die of the apparatus, and an actuator operatively connected with a sensor and a ram-driving mechanism for activating the ram-driving mechanism only when the arrival of the rod at the lowermost position is detected by the sensor, thus avoiding any accident should the operator's finger be inadvertently jammed between the punch and die.

Abstract: A riveting press wherein a stationary lower tool is in line with a vertically reciprocable upper tool which is moved up and down in response to rotation of a first cam mounted on the output shaft of an electric motor. The output shaft carries a second cam with an endless cam groove for the follower at the upper end of a first elongated bar which is coupled to the upper portion of a second elongated bar with limited freedom of reciprocatory movement. The lower portion of the second bar carries a pair of grippers which can releasably hold a component of an article of hardware to be affixed to a sheet of textile material between the two tools. A coil spring biases the two bars apart so as to increase the distance between the follower and the grippers and to thereby close an electric switch which is in circuit with the motor.

Abstract: A positioning tool for use in attaching the cover panels to support members in a prefabricated building system using self-drilling and self-tapping fasteners and a locking member which includes locating means for positioning the locking member behind the overlapped cover panels and guide means for locating the fastener against the support member opposite the locking member so that the fastener is aligned with the locking member and, as the fastener is installed by self-drilling and self-tapping its way through the juxtaposed support member and cover panels, the locking member will be threadedly engaged by the fastener to hold the cover panels against the support member between the head of the fastener and the locking member.

Abstract: A machine for affixing e.g. snap fasteners, rivets and the like to workpieces has a stationary lower tool and a downwardly movable cooperating upper tool. To protect the finger of an operator against injury by the tools the machine also has a finger guard positioned to move ahead of the descending upper tool. The finger guard is mounted on two parallel upright links which are longitudinally shiftable relative to each other. When the finger guard encounters an obstacle this results in shifting of one link relative to the other and two normally engaged contacts in an electrical circuit for the machine drive move apart, interrupting the circuit and shutting down the machine drive.

Abstract: An assembly for inserting attachment members through thick, bulky goods, the attachments being of the type including two end pieces connected by a thin, flexible filament. The assembly includes a fluid powered fastener inserting device, a receiver cylinder, an air cylinder, and mounting structure. A fastener dispensing needle held in a projectible member is lowered from the fastener inserting device while the receiver cylinder is raised by the air cylinder, compressing the workpiece therebetween. One end of an attachment member is inserted by the needle through the workpiece, and emerges in a cavity of the receiver cylinder, the cavity being configured to minimize stress on the attachment member during this process.

Abstract: A stapler assembly frame arranged to be associated with a common office stapler to form a complete assembly, the frame being composed of a pair of two-armed levers pivotally connected at a location between the arms of each lever in the manner of scissors. In the region of their pivot axis one scissors lever is provided with a passage opening through which passes the other scissors lever and the levers provide a fulcrum for each other in the region of the passage opening. The passage opening is dimensioned so that the rear, or pivot, end of the office stapler can be accommodated therein.

Abstract: Portable office stapler, having a flat box-like configuration with an approximately constant cross-section in the shape of a flattened cake of soap, having mechanical and covering functions, and comprising two parts, including a body containing all of the other moving members and a lid-button pivoted at the front and comprising most of the back for the box-like member, the latter transmitting between said lid-button and an anvil integral with the body all of the forces and reactions required for staple closing. At the front slit is provided for introducing sheets or layers to be stapled with the cooperation thereat of said anvil, a staple-carrying magazine, a feeder, a push-load plate, a hammer, and a staple closing plate. The drive for all of these members is produced by a button acting through a roller on the hammer at a contact location between one pin and the button-pressing zone and between a second pin and the hammer head.

Abstract: An apparatus for piercing earlobes which comprises a pair of elongated, hand-held, parallel bars that can be moved towards and away from each other while an earlobe is positioned between the bars adjacent an end thereof. At that same end, one of the bars mounts an axially movable plunger to which an earlobe piercing stud can be attached. A compression spring drives the plunger and therewith the stud towards the second bar for piercing the ear. First and second levers are positioned for actuation by the same hand holding the piercing apparatus for retracting or cocking the plunger and for releasing it to pierce the earlobe. The second bar includes a recess into which a clip can be inserted which has an aperture for frictionally engaging the stud and retaining the stud to the earlobe after the latter has been pierced.

Abstract: This invention relates to a roof bolt injection mast comprising an elongate member having a length slightly less than the height from the floor to the roof of a tunnel or gallery in which the mast is to be operated, the elongate member being provided with a passage which extends therethrough from one end to the other and a port extending through the sidewall thereof to communicate with the said passage, a portion of the passage extending from the lower end of the member to the point of communication with the port being enlarged whereby a fluid introduced through said port will provide the means whereby a first piston disposed in the enlarged portion of the passage is operable to lock the mast between the floor and the ceiling while a second piston disposed in the main passage provides the means whereby a roof bolt disposed therein will be injected into the roof under the influence of the fluid introduced through the port.