Abstract: A processing installation for aircraft structural components having a processing station comprising a clamping frame, wherein the clamping frame extends along a station longitudinal axis which extends in a longitudinal direction, and a processing unit which has an upper tool unit having an upper tool which is orientated along a first tool axis and a lower tool unit having a lower tool which is orientated along a second tool axis, wherein the first tool axis and the second tool axis can be orientated parallel with a vertical direction which is angular, in particular orthogonal, relative to the longitudinal direction, wherein in at least one processing position of the upper tool and in at least one processing position of the lower tool the first tool axis and the second tool axis are orientated coaxially relative to each other, and wherein the lower tool is supported on a lower tool carrier.

Abstract: Provided is a button fastener-side die. The button fastener comprises an annular base defining an opening and a plurality of legs. The button fastener-side die includes a holding part for holding the button fastener and a correcting member for passing through the opening of the button fastener held by the holding part, a pushing member for pushing the correcting member to move in a passing direction toward passing through the opening of the button fastener, and a first spring disposed between the correcting member and the pushing member. When at least one of the legs of the button fastener is in an abnormal position, the correcting member corrects the abnormal leg(s) to be in the normal position as the correcting member is passing through the opening.

Abstract: A surgical stapling device is provided and includes a handle assembly and a tubular body portion supported on a distal end of the handle assembly having a staple cartridge assembly containing a plurality of surgical staples in an annular array. An anvil assembly is at a distal end of the stapling device and has a shaft for removably connecting the anvil assembly to the tubular body portion. The anvil assembly and tubular body portion are juxtaposed with respect to one another along the shaft and are arranged so as to be approximated with respect to one another. A support member extends from the tubular body portion towards the anvil assembly and a buttress material is supported by the support member and removably attached to the support member where the buttress material is disposed between the anvil assembly and the staple cartridge assembly.

Abstract: Herein is disclosed a system for joining pieces of lumber, the system including a truss plate for attaching the pieces of lumber together and a mounting press for mounting the truss plate onto the lumber. The mounting press includes first and second flat plates with the first flat plate having a rod perpendicularly extending from a central portion thereof and the second plate having a centrally located rod aperture for receiving the rod. The rod is mated to a threaded collar and both are configured to press the first and second flat plates together when the collar is threaded onto the rod. The truss plate consists of a flat piece of metal having a plurality of teeth projecting from one side. An aperture is formed on the plate which is dimensioned to receive the rod.

Abstract: The present invention relates to a servo controlled stitching apparatus that comprises a servo controlled wire pulling means (4) for pulling the required length of wire for stitching bunch of paper sheets. Said pulling means (4) comprises pulling roller (11) having wire retaining groove (11a) for guiding wire extending from the spool (2) towards the stitching head (1). It also comprises pressure roller (13) that rotates against pulling roller (11) for pulling the wire (16) from the spool (2). The length of wire to be pulled is predefined in the controller means which is communicated with the servo motor (7) that rotates said rollers (11, 13) until the predetermined length of wire is pulled. The stitching head (1) utilize the wire (16) of pulled length without rotating the spool itself to avoid pulling load and to apply even stapling on the bunch of paper sheets.

Abstract: Bed foundation beams are sandwiched by a compression bar extending parallel to the first and second rails and moved towards the first and second rails while being conveyed. Further, the first and second rails and the spacers are sandwiched against spaced fixtures on an endless chain. While being compressed and sandwiched, staple guns fasten the rails and spacers together. The fixtures include front and back stops, with the back stop pivotable about a fixture axis to be movable by a cam moving in a cam track from a pushing position extending perpendicular to the endless chain and abutting with a trailing edge of one of the spacers and a non-intervening position after the staple gun and before the sprocket of the endless chain to reduce the apparatus footprint.

Abstract: The present disclosure provides a surgical stapling device and a method for joining tissue portions. The surgical stapling device includes a handle assembly and a tubular body portion supported on a distal end of the handle assembly having a staple cartridge assembly containing a plurality of surgical staples in an annular array. An anvil assembly is at a distal end of the stapling device and has a shaft for removably connecting the anvil assembly to the tubular body portion. The anvil assembly and tubular body portion are juxtaposed with respect to one another along the shaft and are arranged so as to be approximated with respect to one another. A support member extends from the tubular body portion towards the anvil assembly and a buttress material is supported by the support member and removably attached to the support member where the buttress material is disposed between the anvil assembly and the staple cartridge assembly.

Abstract: A method and apparatus for installing a fastener is provided. The apparatus comprises a plate system and an air system that is connected to the plate system. The plate system has a plurality of air passages and at least one opening. The air system directs air through the plurality of air passages, out of the opening, and in a selected direction substantially parallel to a surface of a structure into which a fastener is to be installed such that the air impinges on an exposed portion of a shaft of the fastener.

Abstract: A portable self-supporting vertical wall assembly jig residing at a construction site can include two parallel vertical supports, two perpendicular horizontal supports, and a removable wall platform. The vertical supports can each have one hinge which reduces the height by at least one third. The two perpendicular horizontal supports can include a top horizontal support and a bottom horizontal support. The removable wall platform can be able to be removed after construction of a vertically assembled wall. When the platform is removed from the jig, the platform completely can support the wall and can be able to transport the wall to location different from the assembly jig without additional construction equipment. The wall can include a top plate, a bottom plate, and two vertical elements. The top and bottom horizontal support can include spacers which temporarily brace the two vertical elements of the wall during vertical assembly of the wall.

Abstract: A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge.

Abstract: A robotic apparatus for processing the timber logs intended to be used in the construction of a log structure. The robotic apparatus includes at least a vertical clamp assembly, a horizontal clamp assembly, a roller clamp assembly, a central log processing assembly, and a conveyor. The central log processing assembly allows multiple processes to be performed sequentially on the same machine requiring much less equipment and less labor in the handling and processing of the logs. By utilizing multiple tool masts, a primary mast can be performing a primary process while the secondary mast is selecting the tool appropriate to the next or secondary process.

Abstract: An end effector comprising a frame, a proximal portion, a distal end portion, a first jaw, a plurality of staple cavities, a first slot, a first longitudinal row of first staples, a second longitudinal row of second staples, a second jaw, an anvil, a staple driver, and a firing member is disclosed. The staple driver supports a first staple removably stored in the first longitudinal row and a second staple removably stored in the second longitudinal row. The staple driver and the anvil are configured to co-operate to deform the first staple to a first fired height and to deform the second staple to a second fired height. The tissue is compressed more in the first longitudinal row of first staples than the tissue in the second longitudinal row of second staples.

Abstract: A feed assembly for a foot-pedal operated riveter and a method of using the same is disclosed. The feed assembly includes a rivet stop that has a tip that separates a lowermost fastener from a second from lowermost fastener when the riveter is in a non-operational position. This rivet stop prevents fasteners from sliding down a raceway on the feed assembly. When the riveter is moved into an operational position, the rivet stop moves out of the way and permits the second from lowermost fastener to slide into position for subsequent installation. The rivet stop thus enables automatic reloading of the riveter during operation.

Abstract: A surgical instrument is disclosed. The surgical instrument includes a handle assembly, a drive assembly, an endoscopic portion, a pair of jaw members, a dynamic clamping member, and a tissue stop. The drive assembly is disposed in mechanical cooperation with a movable handle of the handle assembly. The endoscopic portion defines a first longitudinal axis. The jaw members are each longitudinally curved with respect to the longitudinal axis. The dynamic clamping member is disposed in mechanical cooperation with a distal portion of the drive assembly and includes an upper beam, a lower beam, and a vertical beam having a cutting edge on a distal portion thereof. At least a portion of the dynamic clamping member is longitudinally curved with respect to the longitudinal axis. The tissue stop is disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members.

Abstract: A positioning table assembly for a crash test dummy includes a table bed adapted to be attached to an impact table for the crash test dummy and a table top adapted to support the crash test dummy and movably attached to the table bed for independent movement in X and Y axes and rotationally about a Z axis to position the crash test dummy relative to the table bed.

Abstract: A method and device are provided for directly screwing together at least two components using a self-drilling and tapping screw which has a head and a shank formed onto the head with a self-tapping thread section and a hole-drilling section for flow drilling. The components are held pressed against one another by a holding down clamp while the screw is screwed in. The holding down force, with which the holding down clamp presses the components against one another while the screw is screwed in, is varied.

Abstract: A buttress material and mounting structure assembly is provided for use with a circular surgical stapling device. The assembly comprises a ring-like mounting structure sized to have an outer diameter that frictionally engages a radial inner surface of a staple cartridge assembly, wherein the mounting structure is disposed within the radial inner surface of the staple cartridge assembly; an annular buttress material overlaying a tissue facing surface of the staple cartridge assembly, the annular buttress material defining an outer radial terminal edge extending radially beyond a pair of annular arrays of staple receiving slots, and a radial inner terminal edge extending across the mounting structure; and at least one suture securing the buttress material to the mounting structure.

Abstract: A surgical stapling apparatus configured to perform stapling and/or cutting operations on a target tissue of a patient. The surgical stapling apparatus comprises of a mode selection switch to place the apparatus in either a clamping operational phase or a deployment operational phase. In the clamping operational phase, various clamp components are operated to facilitate loading of surgical staples into the stapling apparatus, if not preloaded, placement of the stapling apparatus to a target surgical site, and clamping of target tissue to be stapled and/or cut. In the deployment operational phase, various deployment components are operated to staple and/or cut the target tissue to one or more desired distance intervals to achieve the desired outcome for the surgical procedure.

Abstract: Embodiments of the invention relate to a rigging table system that delivers the members from the cutting station to a location behind the workers at the rigging table, transports the members vertically below the surface of the floor on which the workers stand, horizontally transports the members underneath the floor on which the workers stand, and delivers the members vertically above the surface of the floor in front of the workers for assembly on the rigging table. The members are delivered through the use of systems that drop, slide, lift, and extend the members of the truss to the desired locations using automatic sensors or call buttons.

Abstract: The present invention describes a system for framing and sheathing wall panels. The system comprises a framing jig, sheathing jig, computer, carriage, photoelectric eyes, pneumatic or hydraulic rams, solenoids and other triggers, controls, switches, and banks of nail guns. The system can be quickly or automatically adjusted for building walls with various sized studs, stud spacing, and for building walls of varying height. The system helps to automate the framing process, which increases speed, accuracy, and decreases wasted materials. This quickly and safely produces squared panels with precise stud placement by means of a framing jig and stud brackets, reducing the time needed to assemble walls.

Abstract: A fastener installation tool including a guide that guides a fastener into a side of a work piece at an angle, while optionally restraining the fastener from wobbling due to rotation, even upon initial entry into the work piece. The guide can define an angled bore including a fastener entrance opening and a fastener exit opening which is adapted to be positioned immediately adjacent the work piece. The guide can include a material ejection port between the openings, through which material bored from the work piece can be evacuated from the angled bore to prevent binding of the material with the fastener. The tool can include a clamp assembly that clamps opposing sides of the work piece to precisely align and steadily hold the angled bore as a fastener is being installed in a side surface. Related methods of using the tool to install fasteners also are provided.

Abstract: A fastener installation tool including a guide that guides a fastener into a side of a work piece at an angle, while optionally restraining the fastener from wobbling due to rotation, even upon initial entry into the work piece. The guide can define an angled bore including a fastener entrance opening and a fastener exit opening which is adapted to be positioned immediately adjacent the work piece. The guide can include a material ejection port between the openings, through which material bored from the work piece can be evacuated from the angled bore to prevent binding of the material with the fastener. The tool can include a clamp assembly that clamps opposing sides of the work piece to precisely align and steadily hold the angled bore as a fastener is being installed in a side surface. Related methods of using the tool to install fasteners also are provided.

Abstract: An electric stapler (10) is provided with a driver mechanism (11) and a clincher mechanism (40). A clamp part (13) is slidably accommodated in a main body (12) of the driver mechanism (11). The clamp part (13) clamps sheets of paper in cooperation with the clincher mechanism (40). The clamp part (13) is urged toward the sheets by a biasing mechanism (14). The biasing mechanism (14) is out of operation of urging the clamp part (13) when the clamp part (13) is in a home position which is the most remote from the clincher mechanism (40).

Abstract: A device for connecting a framework of lengths of timber includes a number of upper and lower frame sections, as well as a number of diagonals or struts wherein at least one press tool is disposed to fixedly press at least one nail plate over joints between the lengths of timber, and that the press tools are disposed in a portal with a number of upper beams and a number of lower beams on which the press tools are adjustable reciprocally across the framework between a position in which the press tool collects a pair of nail plates, and a position over a joint for fixedly pressing one of the nail plates on the upper side and the other on the under side of the joint.

Abstract: An automated fabrication system is provided that utilizes electromagnetism to manipulate and/or sense the location of raw materials on a platform. Tools located around said platform may be utilized to fabricate a predetermined structure out of the raw materials. Tags that can be electromagnetically manipulated and sensed may be placed on passive raw materials. Structures fabricated from such a system may be, for example, a roof truss. Additionally, the fabrication system may be mobilized by way of a truck such that structures may be built on-site.

Abstract: An operating staple is provided in which stability during an operation is enhanced by firmly suturing an operating portion and an intraluminal stapeler for operation having the operating staple. The operating staple closely sutures a first suturing tissue and a second suturing tissue contacting the first suturing tissue, and the operating staple includes: a center portion extending in close contact with a surface of the first suturingtissue; a pair of penetrating portions which is bent from both ends of the center portion and penetrates the first suturing tissue and the second suturing tissue; and a pair of leg portions which is bent from the respective penetrating portions, extends linearly, and closely bonds the first suturing tissue and the second suturing tissue to each other. Therefore, by utilizing the operating staple, the suturing tissues can be firmly sutured, thereby enhancing the stability during an operation.

Abstract: A method and apparatus for more accurately fastening a raised heel to a shoe outsole includes a shoe support column having an impact head at an upper end thereof. The impact head is contoured to substantially conform to the inner heel portion of the shoe upper. The impact head includes a plurality of bores each having a piston-operated driver therein that propels a nail upwardly through the shoe insole and into the raised heel. Proximal the bore outlets is an alignment button that is inserted into a channel formed through the shoe insole and outsole. An alignment pin is positioned within both an alignment aperture formed on the shoe heel and a centrally disposed cavity on the button. When the alignment aperture, button and channel are axially aligned, the raised heel is properly positioned on the shoe outsole ensuring accurate penetration of the nails.

Abstract: A system for applying belt fasteners to belt ends is disclosed. The system includes a power tool apparatus and a guiding apparatus. The guide apparatus includes a guide block having guide bores in which attachment members, e.g., rivets, are held in position relative to the belt fasteners so that a drive rod of the power tool impacts the rivets in the guide block bores. The guide block preferably is of a hard material, e.g. a machined steel or powder steel, for proper guiding of the drive rod and rivet during riveting operations.

Abstract: A system for automatically stretching and stapling a foundation cover to a spring unit for a foundation, including a support table for supporting the foundation and cover, and a series of stretching/stapling assemblies or units positioned along the support table. The stretching/stapling assemblies include a series of tension applicators that engage and pull the cover taut against the sides of the spring unit of the foundation, while staplers are lowered into engagement with the cover and foundation frame, automatically stapling the cover to the sides of the foundation frame.

Abstract: A method and apparatus for assembling box springs for use in bedding applications. The apparatus comprises a base for supporting a frame and a spring unit, a framework with a plurality of tools coupled thereto. Each tool has an associated module adjuster coupled thereto. A vertical drive mechanism provides relative movement between the tools and the base where the tools may be disposed between a first vertical position and a second vertical position. A horizontal drive mechanism provides relative horizontal movement between the tools and the base. Each tool is configured to secure a respective module of a row of the spring unit to a corresponding target location on the frame when disposed in the second vertical position and each module adjuster is configured to align a respective module with a corresponding fastening location when the tool is disposed in the second vertical position.

Abstract: A stapler includes a housing having a hand grip portion constructed and arranged to be manually grasped by an operator, a staple drive track disposed in the housing, a staple feed track leading to the staple drive track configured to guide staples toward the drive track, and a staple driver mounted within the staple drive track, the staple driver configured to drive staples into a workpiece. The stapler further includes a guide pivotally mounted in a body portion of the housing. The guide has an elongated member receiving region. The guide is configured to pivot between a stored position in which the guide is disposed within the housing and a deployed position in which the guide extends out of the housing.

Abstract: The present invention relates to a portable framing fixture for fabricating wall frames. Pneumatically controlled clamping mechanisms retain and locate various components of a frame wall. Spring loaded locator pins allow for variations in openings in the frame wall and allow for various frame wall designs. An offloading system allows for removal of completed frame walls from the portable framing fixture. The portable framing fixture is mounted onto a wheeled axle assembly to allow for easy transportation of the portable framing fixture to different job sites.

Abstract: A tooling system comprises a plurality of elongate elements each having an upper surface, said elements being arranged in an array to present said upper surfaces for machining by cutting tool means; support means for supporting said elements, each said element being supported on said support means for axial movement between upper and lower positions relative to the other elements in the array thereby to enable adjustment of the vertical position of said element surface; and clamping means for clamping the array of elements in a closed position in which the elements contact one another for enabling the free ends of the elements to be machined to produce a desired surface contour.

Abstract: In a method for joining at least two plate-shaped workpieces by a fastening tool and a device for operating the fastening tool, the fastening tool comprises a punch for exerting a punch force to perform a joining operation and a clamp for exerting a clamping force upon the workpieces at the joining area. During the joining operation the punch exerts a high punch force to perform the joining operation and the clamp exerts substantially no clamping force to allow for free material deformation in the joining area. After the joining operation both the punch and the clamp exert high forces at the same time to reduce any material deformations of the workpieces and to provide for compression of the workpieces in the joining area. Preferably the invention is used in a riveting tool for setting self-piercing rivets; as an alternative it may be used in a clinching tool.

Abstract: An apparatus for frame fabrication includes at least one nail gun adapted to fire nails substantially in a selected plane of the frame and a sensor and a corresponding interlock. The sensor is mounted on the at least one nail gun and the sensor and corresponding interlock is adapted to provide a sensor signal, detect the presence or absence of a return sensor signal, and prevent firing of nails from the at least one nail gun in response to the presence or absence of the return sensor signal.

Abstract: A circular stapling device particularly suited for surgical treatment of internal hemorrhoids is provided. The stapling device includes a distal head portion having an anvil and a shell assembly. A tissue tensioner device including a tissue engagement member is movably positioned between the anvil and the shell assembly and is operable via a tensioner trigger to position tissue within a bore defined within the shell assembly.

Abstract: A method of assembling a truss utilizing a truss assembly apparatus having a truss table with a work surface, the steps comprising: arranging at least two truss members on the work surface to form a truss in a first assembly zone; clamping the truss in the first zone with a movable first clamp rail having at least one flip-arm recess therein; and automatically flipping the truss from the first assembly zone to a second assembly zone by activating a plurality of flip arms, at least a portion of one of the plurality of flip arms movable into the at least one corresponding flip-arm recesses of the first clamp rail.

Abstract: A marker tag for tree trunks is provided with a flat element bearing indicia adapted to clip onto an applicator hammer. A nail extends perpendicularly through the flat element and is able to slide in a passage opening in the flat element preferably subject to the action of a clamping force and only able to be slid on application of a force. After driving the nail provided with the marker tag into a living tree trunk the trunk continues to increase in diameter and accordingly pushes the marker tag along the nail so that after a certain number of years it is stripped off and drops to the ground.

Abstract: A stopper portion (108c) is formed at an upper end of a picking plate (108) of a tape grasping apparatus. When a driver handle (102) and a clincher arm (107) are closed, the picking plate arranged at the clincher arm is pivoted to this side and a claw (108b) of the picking plate is pierced to a front end portion of the tape (T) and the stopper portion (108c) impinges on a tape guide (106) of the driver handle to stop the picking plate. When the driver handle and the clincher arm are opened, the stopper portion is detached from the tape guide and the picking plate (108) is brought into elastic contact with a tape support plate (111) to clamp the tape. When the claw of the picking plate is pierced into the tape, the tape is not applied with strong tension and the claw can be prevented from breaking the tape.

Abstract: A circular stapling device particularly suited for surgical treatment of internal hemorrhoids is provided. The stapling device includes a distal head portion having an anvil and a shell assembly. A tissue tensioner device including a tissue engagement member is movably positioned between the anvil and the shell assembly and is operable via a tensioner trigger to position tissue within a bore defined within the shell assembly.

Abstract: A frame joiner press system for efficiently driving a V-nail into two adjacent members of a picture frame. The frame joiner press system includes a base, a plurality of support shafts extending upwardly from the base, a support platform slidably positioned upon the support shafts, a plurality of retaining pins movably positioned within a support housing attached to the base, and a leverage structure for applying a downward force upon a pair of frame members. The retaining pins receive one or more V-nails and are springably positioned within the support housing. When the frame members are pressed upon the V-nails, the retaining pins are depressed into the support housing.

Abstract: A fastener driving tool having a reciprocating driver blade and a nosepiece, and being configured for sequentially feeding fasteners to the nosepiece for engagement by the driver blade for subsequent driving into a workpiece, each fastener defining a plane, further includes a deformation formation in the nosepiece configured for engaging a portion of each of the fasteners so that upon impact of the fastener by the driver blade, the engaged fastener portion is deformed in a direction transverse to the plane to define a deformed portion, the deformed portion configured for providing a clamping force upon at least one of the workpiece and a workpiece material being secured to the workpiece. A fastener is provided for use in such a tool and includes a crown configured so that, upon impact with at least one of the workpiece and the workpiece material, the crown has a nonlinear configuration.

Abstract: A press apparatus for pressing connector plates into opposing surfaces of structural members which are to be secured together to form a structure such as a roof truss. The apparatus includes a frame particularly constructed to reduce stress concentrations and failure. Forces applied to the frame are transmitted in a loadpath which is smooth and free from discontinuity to inhibit concentration of stress and thereby strengthen the frame against fatigue damage. The frame includes ribs spanning and connecting an inner rim and outer rim for strengthening the frame. A powered actuator has a body which is removably attachable to the frame, and a timer control operates the press to make sure the connector plates are fully embedded.

Abstract: An apparatus for assembling a picture frame joint includes a support plate with a pair of fences mounted thereto. A pair of impact pins are slidably mounted through apertures in the support plate and are interconnected to one another via a cam linkage arrangement to enable the impact pins to be actuated simultaneously using one air cylinder. The pins are mounted on trucks that slide within respective brackets on the bottom surface of the support plate. Two mating picture frame members are loosely assembled with an impact sensitive connector therebetween. The pair of impact pins simultaneously impact the connector on its opposing ends to respectively secure the connector to the picture frame members thereby securing them together to form a completed picture frame corner joint.

Abstract: A truss assembly apparatus and a method for assembling a truss utilizing the apparatus, the apparatus comprising a truss table having a work surface divided into a first and second assembly zone. The apparatus further includes first and second clamping assemblies for clamping the truss in the first and second assembly zones. The apparatus includes a flip-over assembly having a flip-over arm movable relative to the truss table for moving the truss from a first truss position in the first assembly zone, wherein a first truss face contacts the work surface, to a second truss position in the second assembly zone, wherein a second truss face contacts the work surface. The flip-over arm is movable between a home position adjacent said work surface and an extended position, wherein the flip-over arm may be perpendicular to the work surface. In another alternative, at least a portion of the flip-over arm may extend over the second assembly zone when the flip-over arm is in the extended position.

Abstract: An apparatus for installing framing material hangers is provided that includes a table, a selectively operable actuator, and a magazine. The table includes a base panel. The selectively operable actuator is mounted relative to the table, such that the actuator is spaced apart from the base panel a distance. The actuator includes a piston. The magazine is operable to hold one or more hangers, the magazine having a first end positioned adjacent the actuator piston. Operating the actuator causes the piston or a member connected to the piston to contact at least one of the hangers and drive it toward the base panel.

Abstract: The machine comprises two independent fastening stations. The first station (2), designed to assembly the corners of the frame separately and successively, is provided with two cutting heads (3, 7) for cutting the mouldings (5, 9) forming the corner of the frame, as well as with a fastening head (11) and devices with stops (6, 10) and jaws (14) for holding mouldings in position. The second station (15), designed for final assembly of the frame, is provided with two fastening heads (19, 20) installed facing each other along the diagonal of the frame to be produced.

Abstract: The present invention relates to a wire retainer of a stapler that is applicable for stapling objects with different staple size, and such stapler comprises a groove bracket being disposed at the bottom edge between two side casings for accommodating the staples; a staple roller assembly being disposed on the groove bracket; a staple plate being disposed at the front edge of the side casing for shooting the staple; characterized in that: a detachable wire retainer being disposed at the front edge of the staple plate of the stapler such that the user can switch the wire retainer of different specifications, and maintain a smooth and stable stapling working surface for different stapler specifications without a need of switching the stapler. The present invention effectively improves the current existing stapler that can only fit a single specification to attain the purpose of convenient operation.

Abstract: An end plating machine for a wood tie having opposite ends comprising a frame including horizontally spaced-apart first and second end frames with the frame including tie in-feed and out-feed portions. First and second tie dampers are positioned adjacent the first and second end frames for clamping the ends of a tie positioned therebetween. First and second power rams are mounted on the first and second end frames, respectively, for driving an end plate into the ends of the tie while the tie is being clamped by the first and second tie clampers. First and second end plate hoppers are positioned on the first end frame and third and fourth end plates hoppers are positioned on the second end frame. A movable shuttle plate is provided on each of the end frames as is a plate transporter.

Abstract: A drive system for a fastening tool, in particular a riveting tool, includes a punch for a fastening operation and a clamp axially moveable relative to the punch for clamping the workpieces during the fastening operation. The punch is actuated by a drive so as to be displaced axially. During such operation the drive force exerted upon the punch is transmitted to the clamp by force transmitting means comprising an air pressure chamber of variable volume.