Abstract: In order to provide a clamping device with a clamping rail which is guided for displacement in its longitudinal direction and an actuating device which comprises a gripping element, by means of which the clamping rail can be displaced, which has a great ease of operation it is suggested that a first contact element and second contact element be held on the clamping rail, that the clamping rail be displaceable in relation to the first contact element and that the first contact element be rotatable relative to the actuating device.

Abstract: A tool for selectively compressing and expanding work, the tool comprising a handle including bar holders and at least two slidable bars having work engaging surfaces at ends thereof both of which are slidably received in a separate one of the bar holders and both being adapted to be selectively fixed therein whereby at least one of the slidable bars is adapted to be reversibly received in one of the bar holders of the handle.

Abstract: A quick-action bar clamp comprises a body, a slide bar, clamp mechanism, a drive assembly and a pawl assembly. The slide bar has a series of teeth along one edge and is movably mounted in the body. The clamp mechanism includes a stationary jaw mounted on the body and a movable jaw opposing the stationary jaw connected to one end of the slide bar. The drive assembly includes a trigger, a drive lever and a spring. A push pin mounted in the trigger presses the drive lever and moves the slide bar when the trigger is squeezed. The pawl assembly includes a pawl, a release tab, a biasing element and a plastic tag. The pawl engages the teeth on the slide bar to positively hold the slide bar in position when the trigger is released.

Abstract: In order to provide a lever clamp which is straightforward and cost-effective to produce and comprises a slide rail, a fixed arm, which is arranged on the slide arm, and a slide arm, which can be displaced on the slide rail and on which a lever element is mounted in a pivotable manner and a pressure plate is mounted such that it can be displaced transversely to the slide arm, it being possible for the closing movement of the pressure plate in relation to the fixed jaw to be actuated by a pivoting movement of the lever element, so that a workpiece can be clamped between the fixed jaw and pressure plate, it is provided that, in order to form a pivot bearing for the pivotability between the lever element and slide arm, a pivoting-shaft element is arranged on the lever element or the slide arm and the slide arm or the lever element has a pivoting-shaft mount, in which the pivoting-shaft element can be inserted and by means of which the pivoting-shaft element and the pivoting-shaft mount can be rotated relative to

Abstract: A clamping tool having a first jaw connected to a pull/push rod and a fixed second jaw connected to a housing which includes a handle disposed opposite the second jaw and arranged along side a grip provided on the housing. Displacement of the handle towards the grip moves the first jaw towards the second jaw and towards a clamping position in a stepwise manner while reverse movement of the rod and jaws is blocked by a detent member. Release of the detent member is provided by a release lever. The release lever can also be utilized, in conjunction with the detent member, to move the rod and first jaw in a release direction. Movement of the rod and first jaw in the clamping direction is caused by engagement of the rod by a carry-along member. The carry-along member, in turn, is engaged by an operating arm which, in turn, is engaged by the handle. The operating arm is slidably connected to the housing thereby enabling the overall length of the operating arm and handle to be varied.

Abstract: In order to provide a clamping device with a clamping rail (14) guided for displacement and an actuating device (12) which comprises a gripping element (77), by means of which the clamping rail (14) can be displaced, which can be used universally it is suggested that the clamping rail (14) be displaceable via the gripping element (77) in one direction (A) or an opposite direction (B) and that a change-over device be provided for freeing the displacement in one direction (A; B) and blocking the displacement in the opposite direction (B; A).

Abstract: A bar clamp of the type operated with one hand to advance a movable jaw toward a fixed jaw to clamp workpieces and having a holding brake with release mechanism is modified according to the invention to provide a quick set up apparatus. The modified bar clamp adds a spring and adjustable stop to allow opening the clamp to a wide position. The release mechanism then is triggered to close the jaws on the work before operating the advancing mechanism in the usual manner.

Abstract: A clip is constructed to include two pivoted clip elements, a torsional spring provided between the clip elements and adapted to hold the clip elements in the open position, a toothed rod member and a pres control structure provided inside the clip elements and adapted to lock the clip elements in the close position to hold down the workpiece.

Abstract: A bar clamp comprises a triangular elastic positioning member sleeved on bar wherein bar is locked by positioning member in an unused position; an abutment plate sleeved on bar being slidable with respect to bar in unused position; a pivotal release lever obliquely extended down from abutment plate and having a pawl-like end; and a ratchet toothed section below the bar engaged with pawl-like end. In one of pressing operations, press the release lever for moving jaws toward each other by disengaging pawl-like end from ratchet toothed section temporarily. In a releasing operation, press the release lever to disengage pawl-like end from ratchet toothed section for unlocking bar prior to sliding the bar.

Abstract: A stud clamp is provided that attaches across a first stud providing a stationary brace for a second perpendicular stud to be connected to the first, thereby facilitating the toe-nailing process. The stud clamp is adjustable to fit variety of stud widths and has a clamping mechanism for securely clamping the device to the first stud.

Abstract: The present invention relates to an accessory for use with bar clamps, and more specifically, to a bar clamp attachment for extending a bar clamp to a plurality of working lengths. The bar clamp extension of the present invention generally comprises an extension bar and a coupler that releasably attaches the extension bar to a primary bar of a bar clamp.

Abstract: An apparatus for clamping an object includes a clamp with a first gripping element and a second gripping element that is connected by a pivot rod and includes a resilient element to maintain the clamp in closed position in the absence of applied pressure, and a release mechanism. An arm with a cable encased by a plurality of tubular, cone shaped segments is attached to the release mechanism, which is in turn attached to the clamp and includes either coil springs or bow springs for maintaining tension in the cable when the clamp is in a closed position, and for releasing tension in the cable when the clamp is opened.

Abstract: In order to provide a clamping device with a clamping rail which is guided for displacement in its longitudinal direction and an actuating device which comprises a gripping element, by means of which the clamping rail can be displaced, which has a great ease of operation it is suggested that a first contact element and second contact element be held on the clamping rail, that the clamping rail be displaceable in relation to the first contact element and that the first contact element be rotatable relative to the actuating device.

Abstract: An improved pulling gun to provide a parallel and linear pulling force for pulling out screws of various sizes from bulged screw cartridges smoothly without reduced defects. The pulling gun includes a lever and a handle having respectively an upper section pivotally engaged with each other and a lower section bifurcated at a front and a rear position by a pivotal spring located in the handle. The lever has an upper pin mounted to the top end to pivotally engage with a guide sleeve which has two side walls formed respectively an upper flange and a lower flange bent inwards from the top and bottom ends thereof. The upper section of the handle engages with a pulling sleeve which has two side walls each having a guide slot in parallel with each other to allow the upper pin of the lever moving therein. The pulling sleeve is movable in the guide sleeve linearly and in parallel to generate a linear and parallel pulling force to remove screws without wobbling or generating defects.

Abstract: A wire gripper device has upper and lower gripper members. The upper gripper member is movably engaged to the lower gripper member to alternate between closed and open positions. Moreover, the lower gripper member has a lower gripper section. A lower notch is formed on the lower gripper section, wherein the lower notch is sized and configured to support a wire therein. In addition, a biasing member is engaged between the upper and lower gripper members.

Abstract: A driving mechanism for plank clamp includes a gear set and a rack mounted on a clamp main body to mesh with each other, a first sleeve tightly mounted on a rotary shaft of the gear set, and a coupling arm mounted on a shank of the first sleeve. When the coupling arm is pivotally turned about the rotary shaft toward the clamp main body, the first sleeve and the gear set are caused to rotate at the same time, and the rack meshing with the gear set is caused to move backward toward the clamp main body. A movable jaw fixedly connected to a free end of the rack is therefore moved toward the clamp main body, which also function as a fixed jaw of the plank clamp, to a desired position to tightly clamp a plank between it and the clamp main body.

Abstract: A work clamp for wood-working machines, includes a guide bar, a fixed clamping plate fixedly mounted on the guide bar, a movable clamping plate slidably mounted on the guide bar and moved relative to the fixed clamping plate to hold down workpiece with the fixed clamping plate, and a control device adapted to control movement of the movable clamping plate on the guide bar relative to the fixed clamping plate and to lock the movable clamping plate in the desired position.

Abstract: A work clamp for wood-working machines, includes a guide bar, a fixed clamping plate fixedly mounted on the guide bar, a movable clamping plate slidably mounted on the guide bar and moved relative to the fixed clamping plate to hold down workpiece with the fixed clamping plate, and a control device adapted to control movement of the movable clamping plate on the guide bar relative to the fixed clamping plate and to lock the movable clamping plate in the desired position.

Abstract: A center line marking apparatus for marking holes or bores in beams for running pipe or electrical wiring through the beams. The center line marking apparatus includes a clamping assembly for clamping to a beam such as a joist; and also includes a first elongate support member being pivotally mounted to the clamping assembly; and further includes a laser marking assembly rotatably mounted to the elongate support member.

Abstract: An automatic nutplate die (70) that is used to align a plurality of rivet punches (116, 118) with rivets (24) being used to secure a nutplate (22) to a part (26) by a rivet squeezer (62). The nutplate die (70) includes a nutplate platen (74) and a punch platen (76) secured to each other by a pair of stripper bolts (78, 80). The stripper bolts (78, 80) included threaded portions (104,108) that are threaded into the punch platen (76), and heads (96, 100) that are positioned within counter-sunk bores (98, 102) in the nutplate platen (74). A spring (84, 90) is positioned on the shaft (86, 92) of each of the bolts (78, 80). The rivet punches (116, 118) are rigidly secured to the punch platen (76) and are slidably engaged within opposing bores (120, 122) in the nutplate platen (74). The nutplate platen (74) includes a cavity (124) that accepts the nutplate (22) so that holes in the nutplate (22) are aligned with the punches (116, 118).

Abstract: A method of attaching a clamping jaw to a support element comprising a stop element having the steps of positioning a stop element within a channel formed in the clamping jaw and blocking a first end of the channel and a second end of the channel so that the stop element is trapped between the first and second ends of the channel.

Abstract: A combination tool system, comprising a hand-held, valve keeper remove/install tool and an engine head clamping support device. Both the hand-held tool and the clamping support device are used together, and include special extraction and installation mechanisms and support parts that enable the easy and safe removal and installation of the segmental valve keepers of an internal combustion engine having cylinder heads with four valves per cylinder, and having recessed valve springs. Removal or installation of a segmental valve keeper typically takes less than a minute. Using the invention tools together avoids the usual risks of causing damage to valves and possible loss of parts. The tools are efficient to use and inexpensive.

Abstract: In order to provide a clamping device with a clamping rail (14) guided for displacement and an actuating device (12) which comprises a gripping element (77), by means of which the clamping rail (14) can be displaced, which can be used universally it is suggested that the clamping rail (14) be displaceable via the gripping element (77) in one direction (A) or an opposite direction (B) and that a change-over device be provided for freeing the displacement in one direction (A; B) and blocking the displacement in the opposite direction (B; A).

Abstract: A clamp squeeze apparatus and method for squeezing a pair of handles of a hand clamp to open a jaw of the hand clamp, is provided. The clamp squeeze apparatus includes a body, a handle, a pair of squeeze jaws and a fluid pressure device. The handle is connected to the body. The pair of squeeze jaws are slidably mounted on the body and slidable in a closing direction and an opening direction. The closing direction advances the jaws together and the opening direction retracts the jaws apart. The fluid pressure device is connected to a fluid pressure supply and is operable to slide the pair of squeeze jaws in the closing direction so as to squeeze a pair of handles of the hand clamp and open the jaws of the hand clamp. The clamp squeeze apparatus and method eliminates the risk of hand and wrist injuries by automating clamping processes.

Abstract: A bar clamp operates by squeezing a handle to close a jaw. The improvements of the present invention include: low actuation force, two speed action to provide both high speed closing and high force clamping, a removable bar to allow different length bars to be installed into one body, a side mounted bar release button which allows easy access and an increased handle stroke, and reinforced wedge elements.

Abstract: An adjustable clamping and spreading bar clamp or bench vice includes a fixed jaw and a movable jaw opposing the fixed jaw, where the fixed jaw and the movable jaw each include two jaw pads facing in opposite directions. The movable jaw connects at one end to a slide bar, which is movable to bring the movable jaw toward and away from the fixed jaw, the movable jaw includes means to releasably engages the slide bar and advances the movable jaw toward the fixed jaw or moves the movable jaw away from the fixed jaw for spreading or jacking. A two-way drive means is operational by a trigger handle grip. Also included is a pair of mechanical detent switches, which are rotated approximately ¼ revolution, to either change the direction of the movable jaw, or release the clamp after either clamping or spreading.

Abstract: An implement capable of being mounted for limited articulation on a pole for installation of a guard on an elevated transformer from ground level in which the implement comprises a jaws biased toward one another to grippingly engage a guard of the type having a tongue in a fixed position in said implement for hoisting on the pole to the transformer.

Abstract: A hand clamp includes a slide bar having a first jaw coupled to an end. A body having a jaw slidably receives the slide bar with the jaws in opposition. A drive assembly moves the slide bar in a single direction and includes a cavity formed in the body through which the slide bar extends. A driving lever is carried within the cavity to frictionally engage the slide bar and incrementally move it in the single direction. A braking lever is pivotally coupled to the body for movement into frictional engagement with the slide bar preventing the slide bar from moving in a direction opposite the single direction. A trigger handle is pivotally coupled to the body for moving the driving lever into and out of frictional engagement with the slide bar. A brake release is carried by the trigger handle for selectively engaging the braking lever.

Abstract: A full face clamp pad having an engagement surface, a first wall attached to and extending away from the engagement surface, a second wall attached to and extending away from the engagement surface, a third wall attached to and extending away from the engagement surface and a flange attached solely to the first wall and extending above the engagement surface.

Abstract: A bar clamp having a first jaw assembly, a second jaw assembly and a bar. The first and second jaw assemblies are mounted on the bar which is movable relative to the second jaw assembly. A trigger is operatively associated with the bar and is adapted to be activated to move the bar and the first jaw assembly relative to the second aw assembly in one direction. A release mechanism on the second jaw assembly is operatively associated with the bar and is adapted to be activated in order to permit the bar and the first jaw assembly to move relative to the second jaw assembly in the opposite direction.

Abstract: A plier device includes two longitudinal elements pivotally secured together with a middle pivot shaft, and each having a handle member and a jaw member. A ratchet device is disposed in one of the longitudinal elements. A follower is rotatably disposed in the other longitudinal element and has a pawl detachably and adjustably actuated to engage with the ratchet device for adjusting the opening size of the jaw members. A knob is slidably engaged on the other longitudinal element and has an actuator engaged with the follower to force the pawl to engage with the ratchet device.

Abstract: A full face clamp pad having an engagement surface and a receiving element attached to the engagement surface, wherein the receiving element defines a closed opening that faces the engagement surface. The engagement surface and the receiving element define a second opening that faces in a direction substantially parallel to the engagement surface.

Abstract: In an article and method for clamping a plurality of objects together, the article includes a body portion, comprised of spring wire, formed in a generally C-shape. The body portion comprises a pair of side portions, an intermediate portion extending between and interconnecting the pair of side portions, and a pair of opposed free end portions extending from the pair of side portions and opposite the intermediate portion and forming a gap therebetween. The pair of opposed free end portions are resiliently biased toward a position proximate each other and spaced apart to the extent of the gap therebetween. They are adapted to be expanded away from each other upon the exertion of expansion pressure, to extend about the plurality of objects to be clamped therebetween, and to return to the resiliently biased position to exert pressure on the plurality of objects therebetween upon the release of the expansion pressure.

Abstract: A magnetic clamp (20) for welding a magnetic object (504), includes a first magnetic member (22) and a second magnetic member (24). A hinge (26) connects magnetic members (22) and (24) so that an angle formed by magnetic members (22) and (24) may be changed. A spring loaded terminal (500) having a contact end (502) is disposed between first magnetic member (22) and second magnetic member (24). Magnetic clamp (20) may be attached to magnetic object (504) so that first magnetic member (22), second magnetic member (24), and contact end (502) all abut magnetic object (504). In a preferred embodiment, a removal tab (36) is connected to magnetic clamp (20) to assist in removing magnetic clamp (20) from magnetic object (504).

Abstract: The invention relates to a clamping clip that can be actuated with one hand, having a drive housing comprising a hand grip and a fixed clamping jaw, with an actuating handle that can be displaced toward a rail with a second jaw by means of pivoting actuation on the hand grip, whereby the rail is blocked against back-pressure by means of a blocking element that can be released by means of thumb pressure on a release element. For better handling, it is provided that the release element forms an actuating arm that sits on a pivot axle that protrudes laterally from the housing approximately at the level of the actuating handle, the pivot axle of said arm being arranged, in relation to the direction of clamping of the rail, before the pivot axle of the handle.

Abstract: A workpiece clamping device is formed of a first handle and a second handle which is pivoted with the first handle by a pivot in conjunction with a torsion spring. The first and the second handles are provided with a clamping portion having a head end. The head end is provided with a spherical cavity and a spring for fastening a clamping block which can be adjusted in angle and surface to facilitate the clamping of workpieces of various dimensions. The first and the second handles are provided in the pivoting portions thereof with a ratchet for providing a retaining mechanism so as to hold securely a workpiece. The workpiece is let go by a press block which causes the disengagement of the ratchets.

Abstract: In accordance with the present invention, there is provided a riveting device. The riveting device is provided with a body defined by a body longitudinal axis and having a pressure port formed therein. The riveting device is further provided with a jaw defined by a jaw plane. The jaw has first and second jaw extensions with the first jaw extension having a jaw plunger orifice extending therethrough. The riveting device is further provided with an angular attachment having an attachment plunger orifice extending therethrough. The angular attachment is attached to the first jaw extension with the attachment plunger orifice being axially aligned with the jaw plunger orifice. The angular attachment is further attached to the body and formed to maintain the jaw plane at an angular orientation relative to the body longitudinal axis. The riveting device is further provided with a rivet plunger having opposing rivet and base ends.

Abstract: A dynamic self-adjusting dual-action clamp comprising a first clamping component defining a plane and generating clamping force along a first clamping axis in that plane, and a second clamping component generating force in a second clamping axis substantially perpendicular to the first clamping axis, but within the same plane as the first clamping axis. The invention further includes elements used to adapt a standard spring actuated pliers-type clamp to convert such clamp to the dual-action clamp described above.

Abstract: A stud clamp is provided that attaches across a first stud providing a stationary brace for a second perpendicular stud to be connected to the first, thereby facilitating the toe-nailing process. The stud clamp is adjustable to fit variety of stud widths and has a clamping mechanism for securely clamping the device to the first stud.

Abstract: The invention relates to a support for articles such as ceiling slabs, roof battens, machine parts or the like. The support comprises at least two telescopic tubes or one telescopic eod in at least one tube. A first tube or the rod can be displaced by a first distance in relation to the second tube, and devices are provided to convey the first tube or the rod a further distance in relation to the second tube. Stopping devices for the tube(s) and the rod are also provided in relation to each other and end stops are provided on the tubes, or the rod, the devices for further conveyance of the first tube or the rod comprising a ratchet, rack, clamping bracket or the like which are provided with manual advance devices.

Abstract: A solder clamp having a common base and first and second clamp levers or jaws that are capable of independent operation. Positioning slots are preferably provided in the common base and the first and second clamp levers to properly align two wires or similar articles to be joined. The common base and clamp levers are formed of a durable plastic or similar lightweight, durable and inexpensive material. Torsion, coil or flat springs or similar mechanisms are provided to bias the first and second clamp lever towards the common base.

Abstract: The present invention is a tool that quickly and accurately places joist hangers on headers to prepare the headers for the installation of joists. The tool has a lower flange which includes a transverse slot. An upper flange on the tool has two recesses spaced apart along a forward face of the upper flange. The recesses and the transverse slot cooperate to engage and constrain the joist hanger during installation. The tool also includes a handle member with a grip portion located remotely from the main body of the tool. The handle member allows an installer to position and install the joist hanger without exposing his hand to the area of installation.

Abstract: In order to improve a clamping device comprising a guide rail, a first clamping element supported on the guide rail and having a first clamping surface formed by a pressure member of a clamping spindle and movable in a clamping direction, a slide bracket guided on and movable along the guide rail and fixable by a first wedging element, and a feed device including a second wedging element supportable on the guide rail and a pivotally mounted feed lever lying with its handle between the guide rail and the clamp grip of the clamping spindle, and a second clamping element supported on the guide rail and having a second clamping surface, such that ergonomically it can be installed more expediently on a workpiece, and the workpiece can thereby be finally clamped, it is proposed that the feed lever act with a first pressure member between the second wedging element and the slide bracket such that upon actuation of the feed lever in the direction of the clamp grip of the clamping spindle, the slide bracket is displac

Abstract: A tool facilitating removal of brake shoe hold down springs from a brake assembly including a handle with a bent shaft extending therefrom having a tip with C-shaped gap, having symmetrically-opposed end profiles, therein which retains the spring lead.

Abstract: An elastomeric compressor mount has a hollow convex cylindrical head portion which must be passed upwardly through a substantially smaller diameter circular opening in a support foot portion of the compressor. To facilitate the passage of the mount head portion through the support foot opening a specially designed clamping tool is provided which has an arcuate support portion and a clamping portion that may be pivoted toward and away from a concave side surface of the support portion. With these two tool portions pivoted toward each other they are inserted downwardly through the compressor foot opening, opened, and then clamped exteriorly onto the mount head portion in a manner deforming it to a generally U-shaped configuration as viewed along the axis of the mount.

Abstract: A clamp with swivel pads includes a clamp with a rigid jaw and a moveable jaw, each jaw having a base plate thereon for receiving a gripping pad. At least one of the gripping pads is removably mounted on a swivel mechanism for swiveling the pad on the mechanism. The swivel mechanism is operably connected to one of the base plates to permit swivel movement of the pad relative to the base plate.

Abstract: A vice like grip for chains comprised of an elongated main handle. A pivoting jaw portion is pivotally coupled with the elongated main handle. The device includes a pair of gripping elements. One of the gripping elements is secured to the elongated main handle. Another gripping element is secured to the pivoting jaw portion.

Abstract: A locking, three-way clamp for applying a bi-directional vector force against one or more workpieces. The clamp 10, of the present invention, includes a handle 22, first and second opposing jaws 24 and 26, respectively, a jaw actuation lever 28, a threaded adjusting screw 30 and a toggle lock 32. Second opposing jaw 26 pivots, in relation to first jaw 24, about a central pivot point 34. First and second opposing jaws 24 and 26 each include a distal end 25 and 27, respectively. A workpiece restraint member 36 can be utilized for providing a rigid planar surface for engagement with a workpiece. The locking three-way clamp 10 of the present invention also includes an engagement device 50, on the distal end of each jaw, that pivots inward towards the restraint member 36 thus applying a vector force having x- and y-component vectors that forces a first workpiece against a second workpiece and simultaneously forcing the clamp 10 towards the workpieces 120 and 140.

Abstract: A full face clamp pad having an engagement surface and a receiving element attached to the engagement surface, wherein the receiving element defines a closed opening that faces the engagement surface. The engagement surface and the receiving element define a second opening that faces in a direction substantially parallel to the engagement surface.

Abstract: A device for fixing an object to the edge of a flat support, the support having a top face on which the object is to be fixed and a lower face. A vertical section piece, positionable close to the edge of the support, is perpendicular to the plane of the support. The upper end of the section piece has an element which engages and holds the object on the top face of the support, e.g. rods projecting into a cavity in the object. An arm extending perpendicular to the section piece supports at one end thereof a cam for being selectively moved to press against and released from pressing against the lower face of the support. The section piece passes through an opening in the arm and the arm with the cam thereon is tiltable with reference to the section piece for locking the arm along the section piece. A lever then rotates the cam to press against the lower face of the support.