Abstract: A stapler apparatus of the type using continuous belt-formed staples 200 includes a staple feed claw 25 for advancing the staples 200 sequentially to a stapling position 103, and a drive means 50 for driving the staples 200 drawn to the stapling position 103. A clincher means 40 bends the ends of the staples 200 driven into the sheets and pivots a staple feed pawl 25 interlocked to the staple bending operation of the clincher means 40 for sequentially feeding the staples 200 to the stapling position 103. This construction lightens the load on the drive means to staple sheet stacks, facilitates smooth driving operation of the drive means, and reduces the occurrences of trouble.

Abstract: A nailing gun applicable to oblique rowed nails of different specifications includes a nail box having its upper rear side pivotally combined with the head end of a muzzle to form a pivot and its intermediate portion combined with the arc-shaped guiding slot of the combining member of a handle. Thus, the nail box can be adjusted and positioned at a proper angle for loading oblique rowed nails of different specifications. The nail box has a U-shaped nail-guiding plate fitted in a nail head groove and having its upper end formed with an extending section extending upward and reaching the rear end wall of the muzzle. The extending section of the nail-guiding plate is able to guide oblique rowed nails to smoothly move in the interior of the muzzle whenever the nail box is adjusted at a slant angle for loading oblique rowed nails of different specifications.

Abstract: A stapler having a detached base supporting an anvil and a first magnetic element, and a stapling assembly for ejecting staples from a magazine port. The stapling assembly supports a second magnetic element positioned for magnetic coupling to the base to align the anvil with the magazine port. Accordingly, the staple-driving stapling assembly and detached anvil-supporting base are not mechanically coupled. Instead, the stapling assembly and base are magnetically couplable. The magnetic coupling feature eliminates throat depth limitations and allows for staple placement at any desired location on a sheet of any size. An alignment guide may be provided to visually indicate an approximate location where a driven staple will be placed. The base and stapling assembly may be provided with friction pads for limiting movement of any sheets therebetween while stapling.

Abstract: Fastener insertion apparatus comprises a nose having a fastener delivery passage and side entry port. Fasteners such as rivets are supplied to the nose via a fastener supply passage and a fastener feeder assembly. A punch reciprocally disposed for movement in the delivery passage drives a fastener disposed in the delivery passage out of the passage and into a workpiece. The feeder assembly comprises a gate that is movable between retracted and advanced positions. In the retracted position it is clear of the supply passage and the delivery passage so as to permit movement of a fastener from the supply passage to the delivery passage. In the advanced position it at least partially closes the supply passage so as to prevent movement of a fastener and it projects into the delivery passage through the entry port so as to retain a fastener, if present, in the delivery passage. Sensors are provided to detect the position of the gate.

Abstract: A stapler apparatus includes a cartridge that stores staples, a staple driving unit for engaging and driving staples, an urging member to urge the cartridge toward the staple driving unit, and an interlocking mechanism movable upon installation of the cartridge to apply the urging member to the cartridge. The construction provides a stapler apparatus that allows the easy mounting of a cartridge and that can effectively urge a cartridge toward the punching station of the stapler.

Abstract: A nail stapler magazine includes a storing device, a feeding device, a gate and a distinguisher. The storing device is for storing nails and first and second types of staples each including first and second legs. The feeding device is for feeding the nails and the first and second types of staples from the storing device. The nails and the first and second types of staples are fed through the gate. The distinguisher is for distinguishing the nails and the first and second types of staples from one another and ensuring that only one of the nails and the first and second types of staples is fed at a time.

Abstract: The invention relates to a conveyor for elongate components (12) designed with a head and a shank. The conveyor comprises a feed arrangement (7). The feed arrangement (7) comprises a transfer arrangement (8) with a transfer region (15) in which a component (12) can be positioned. In the transfer region (15), a feed duct (11) having a head guiding duct (13) and a shank guiding duct (14) passes into a conveying duct (16). The transfer arrangement (8) comprises at least one catch unit (17). The catch unit (17) comprises at least one catch element (18). The catch element (18) is arranged opposite the head guiding duct (13) and penetrates at least partially therein. It can be deflected from the head guiding duct (13) against a spring force.

Abstract: A self-piercing rivet setting machine 1 comprises a C-shaped frame 3, a punch 9 disposed at one end of the C-shaped frame 3, and a die 10 disposed at the other end of the C-shaped frame 3. The punch is attached to the edge of a receiver unit 14 and it is pressed against the die by a punch-driving unit 11. A plurality of workpieces are placed between the punch and the die to be connected with each other by driving a self-piercing rivet in the workpieces to cause the self-piercing rivet to pierce the workpieces. The receiver unit 14 includes a hollow shaft 17 having one end connected with a feeding tube 13 extending from a feeding device. The hollow shaft 17 is supported by a support tube 15 of the C-shaped frame 3. The receiver unit 14 further includes a receiver head 18 having an edge to which the punch is attached. The receiver head 18 is formed to receive the self-piercing rivet fed from the other end of the hollow shaft 17 and to allow the received self-piercing rivet to be held by the punch one by one.

Abstract: A magazine assembly for a fastening tool. The magazine assembly slides on guide posts that are formed into the nose assembly of the fastening tool and is clamped to the fastening tool via a magazine clamp assembly that requires no tools to operate. The magazine clamp assembly may be partially released to permit the magazine assembly to be partially withdrawn from the nose assembly so that the nose assembly may be maintained without the complete removal of the magazine assembly. The construction of the nose assembly is such that when the magazine assembly is placed in a partially withdrawn state, a portion of the nose assembly mechanically inhibits actuation of the fastening tool trigger system.

Abstract: A stapler apparatus includes a staple driving member to drive staples into a sheet bundle and being reciprocally supported on a frame. The staple driving member is configured to engage and drive staples. A cam member is interlocked to the staple driving member to reciprocally move the staple driving member. A drive motor is interlocked to the cam member. The cam member includes at least two rotating cams comprising rotating shafts extending in a direction intersecting a plane formed by said staple driving member reciprocal movement locus. The two rotating cams and the staple driving member abut at at least two points.

Abstract: A nailing machine, in which a part constituting a nose is changed so as to increase the service life of a driver blade for driving a nail. The nailing machine includes a nose having a nose hole in which the nail is supplied, and the driver blade made of metal. At least a part of a surface of the nose hole to be in contact with a front surface of the driver blade is provided with a protective body. The protective body is made of an organic material or a composite material of an organic material and a metal material. Due to this, direct mutual contact of the metal parts is prevented.

Abstract: A desktop stapler uses a spring to store energy to install staples by impact blow. The force required to fasten papers together is reduced. A very compact mechanism is used, including a dual coil power spring with a nested lever. A multi function base provides a sloped front all the way to down to a desk top surface to guide paper sheets atop the base, easy access for lifting the stapler off a desk, horizontal or vertical resting positions, and integrated soft grip under-surface. The base surrounds the rear of the stapler body to provide a smooth exterior so that the device is natural to use both horizontally and vertically. A simple re-set spring provides a smooth re-set action as the handle is raised. A staple track includes enlargement features to fit a larger staple pusher spring.

Abstract: A nailer includes a nailer body and a spacer actuator design. The spacer actuator design has a container tube and a flexible propelling unit. A liftable cover is screwed into the top of a container tube. In the case of a closing state of the cover, the hollow trough cover can be connected to the open-top hollow tube of the container tube. A L-shape guide trough is mounted at one side wall of the hollow trough and a wedge groove is placed at the end of L-shape guide trough, where a vertical guide trough is provided at one side wall of the container tube's hollow tube. In the case of a closing state of the cover, the top end of the vertical guide trough will be connected to L-shape guide trough. A propelling unit includes a propelling block, a spring and a control board, of which the spring is mounted between the control board and inner wall of hollow trough to push down the propelling block flexibly. The outer face of the control board is provided with a toggle switch that protrudes from L-shape guide trough.

Abstract: A staple cartridge that sequentially draws out rolled staple band material from the staple storage portion includes regulating device that touches the stacked surface of the rolled staple band to regulate the widening and unraveling of the stacked surface. The regulating device is capable of regulating the widening of the stacked surface of the staple band material in the roll diameter direction even during vibration of the cartridge. This minimizes the phenomenon of the staple band material biting to or catching on the staple cartridge.

Abstract: An apparatus for adjusting width of drive channel of nailer has a slot defined at a side surface of a track of the channel assembly, in the slot are defined a plurality of recesses and an adjustable push plate a plurality of blocks are defined on the push plate, the width of track can be increased when the blocks are inserted in the respective recesses, and alike, the width of track can be reduced when the blocks abut against the internal surface of the slot. By such a manner, the apparatus of the present invention is capable of providing suitable drive channel for different sized nails.

Abstract: A pneumatically operated washer feeding attachment for use with a fastener driver of the type having a driver stroke axis and an exit barrel. A delivery channel has an acceleration chamber at one end for receiving washers one at a time from a magazine, and a retention region at the other end to which washers are pneumatically driven. The retention region has an exit aperture aligned with the fastener driver exit barrel and with the exit aperture. The attachment is powered by collected exhaust gas from the fastener driver. Some embodiments require no moving parts.

Abstract: A nail feeding mechanism is provided with a front feed claw (9) and a rear feed claw (10). The rear feed claw (10) is provided with a contact portion (10b) on a front side of a claw portion (10a). A face of the contact portion (10b) to be brought into contact with connected nails is wider than a gap between nails in a width thereof and cannot enter between nails. When the front feed claw (9) is moved rearward and catches a final nail (TN1) of a first row, the contact portion (10b) and the claw portion (10a) move into a nail path, the contact portion (10b) enters between the final nail (TN1) of the first row and a front nail (FN2) of a second row and the claw portion (10a) enters a rear side of the front nail (FN2) of the second row.

Abstract: A framing point driver system for efficiently driving various framing points into a picture frame. The framing point driver system includes a lever unit, a turret member with a plurality of receiver apertures rotatably attached to the lever unit, a shaft member extending from the lever unit, and an engaging arm lockably positioned about the shaft member. The user rotates the turret member so that the desired size receiver aperture is facing toward the engaging arm. A framing point is inserted into the selected receiver aperture for insertion into the picture frame.

Abstract: A device for preventing short nails of a nailing gun from being deadlocked includes a slot-sealing member provided under the gunpoint of a nailing gun. The slot sealing member has its topside formed with an elongate slot sealing portion for sealing up the front slot of the nail row inlet of the gunpoint when the slot sealing member is pushed inward, preventing a short nail from being deadlocked when it is struck in a work. When the slot sealing member is pushed outward, its sealing portion will be moved away from the front slot of the nail inlet to completely open the nail row inlet for facilitating loading a long nail formed in a row in the gunpoint, unnecessary to disassemble the slot sealing member from the gunpoint when a row of long nails and short nails are loaded alternately, and easy and quick in operating.

Abstract: For use in a fastener driving tool, a fastener assembly includes a plurality of fasteners arranged in a row, each fastener including a head and an elongated shank and a carrier including a plurality of connected carrier sleeves for receiving and surrounding a portion of an associated fastener. Each of the carrier sleeves includes an axis, an upper breakable portion, a middle portion, a lower breakable portion, a pedestal associated with the lower breakable portion, the pedestal axially extending away from the lower breakable collar, and a pair of notches in the lower breakable portion, the pair of notches opening toward the head of the associated fastener.

Abstract: A powered nail-driving tool includes a striking rod disposed in a shell and thrust into a feeding region of a nail-discharging passage in a barrel along an impact line to force a leading nail of a selected one of ranks of nails oriented along different lines of inclination. A nail magazine has a nail-feeding channel for accommodating the selected rank of nails. A linking arm is secured to a leading edge wall of the magazine, and is pivotally mounted on the barrel such that the magazine is turnable so as to permit the inclination line of the selected rank to align with the impacting line. Thus, the tool can be used for driving different ranks of nails.

Abstract: A tool mount for a pneumatic tool used in installing tongue and groove flooring or other strip material. The mount has a base with a vertically adjustable tool carrier and an adjustable spacer to position the tool vertically and laterally with respect to the flooring or other strip material.

Abstract: The invention discloses a user selectable shaped staples and a stapler for dispensing the user selectable staples. The stapler has a replaceable guide housing assembly designed for the particular user selectable staple having components including a punch, die and guide conforming substantially to the shape of the head of the staple for driving the user selectable staple into a designated material, such as sheets of paper, selected for the fastening method. The staples are comprised of a head portion and parallel leg portions with the legs extending substantially perpendicular from the planar head portion and wherein the head portion is of a style depicting a form such as a trademark, company logo, a letter or symbol of any kind.

Abstract: A magazine for use with a fastener driving tool comprises a slider and a housing defining a chamber, a follower positioned in the chamber to bias fasteners arranged in a strip, and a longitudinal guide member within the magazine chamber to guide fasteners. The longitudinal guide member comprises two fingers that extend inwardly from the slider and prevent the fastener strip from skewing when inside the magazine chamber.

Abstract: A nail magazine for use in a power nailing hand tool to hold and feed a rolled belt of nails is constructed to include a casing, a magazine shaft vertically disposed inside the casing at the center, the magazine shaft having an upright shaft at the center inside the casing and a nail carrier sleeve vertically movably supported on a magazine spring around the upright shaft and adapted to carry a rolled belt of nails for feeding, and a cover hinged to the casing, the cover defining with the casing a nail feed hole when closed on the casing.

Abstract: An adapter attached to a fastener driving tool for installing siding on a structure. The adapter has a front face and a back face with an opening formed therebetween. A cavity is formed in the back face and a face plate of the fastener driving tool is received in the cavity. A jaw is formed on the front face of the adapter. The jaw on the adapter is abutted to the lateral ridge on the siding and the adapter is aligned with a selected lateral slot in the siding. The fastener is driven into the lateral slot with the head of the fastener spaced a predetermined distance from the structure.

Abstract: A power-operated drive-in device (2) with a drive-in tool (13) for fasteners (15) and a head piece (4) which is arranged at an outlet opening (10) of a guide pipe (12) of the drive-in device (2) and has a holding device (44) that automatically receives and releases fasteners (15) which are fed to the head piece (4) via the guide pipe (12). The head piece (4) has a rotatable connection to the rest of the drive-in device (2).

Abstract: Fastener insertion apparatus comprises a nose having a fastener delivery passage and side entry port. Fasteners such as rivets are supplied to the nose via a fastener supply passage and a fastener feeder assembly. A punch reciprocally disposed for movement in said delivery passage drives a fastener disposed in said delivery passage out of the passage and into a workpiece. The feeder assembly comprises a gate that is movable between retracted and advanced positions. In the retracted position it is clear of the supply passage and the delivery passage so as to permit movement of a fastener from the supply passage to the delivery passage. In the advanced position it at least partially closes the supply passage so as to prevent said movement of a fastener and it projects into the delivery passage through the entry port so as to retain a fastener, if present, in the delivery passage. Sensors are provided to detect the position of the gate.

Abstract: A compact, lightweight and rechargeable electric stapler for automatically punching holes in documents and the like is provided wherein a fixed switch is fixed to the case body and an actuating bar is moveable at the front end and back end, so the switch is durable and also the presence of staples can be determined at a glance with a LED. The electric stapler comprises a case body, drive train, wiring board, magazine frame, an arm, a fixed switch wherein an actuating switch for actuating the drive train (motor) is mounted on the case body, and a moveable actuating bar coupled to the fixed switch and mounted between the case body and frame.

Abstract: A tool has an improved nosepiece and shear block assembly that drives a fastener supplied from a plurality of fasteners. The assembly includes a nosepiece that is configured for attachment to the tool and defines a portion of a barrel and a shear block configured to be secured to the nosepiece to complete the barrel. There is an opening in barrel has for receiving a fastener. The assembly also includes a biased fastener-size adjustment device, which exerts a biasing force against fasteners adjacent the opening.

Abstract: A portable tool used for installing fixing elements for assembling parts, which is particularly suitable for assembling machined parts or sheet metal by riveting. The portable tool includes a device for distributing fixing elements, one by one, according to a distribution axis; mechanism for holding a fixing element according to a placement axis; loading device for transferring a fixing element from the distribution device to the mechanism for holding; and a device for mounting a fixing element in a hole provided in the parts. The tool is characterized in that the loading device alternates between a loading movement for transferring a fixing element from the distribution device to the mechanism for holding and movement back to the initial position. During movements, the loading device describes the same path, alternating between one direction and the opposite direction.

Abstract: A combustion power framing tool the invention has a nosepiece for driving fasteners, a housing and a combustion chamber that produces primary power held within the housing. A fastener supply, such as a magazine, is attached to the housing to supply the fasteners. The tool has detects a condition and produces a signal based on that condition, then causes the primary power to vary in relation to the signal, returning the primary power to full power following driving of the fastener.

Abstract: Fastener delivery apparatus for automatically selecting and delivering fasteners such as rivets to a setting tool (1). The fasteners are pre-loaded in a package (4) and dispense via at least one fastener delivery tube (6) that interconnects the setting tool (1) to a fastener feeder device. The fastener feeder device releases selected fasteners from the package (4) into the delivery tube (6). The fasteners are transportable individually or in groups in the tube (6) from the feeder device to the tool (1).

Abstract: A power tool for installing metal piercing fasteners being characterized by a body bent at one end to form a crown portion and having at least one side guide rail and at least one integral tine under the crown portion, the integral tine being deformed about its longitudinal axis to cause at least one portion of the tine to protrude outwardly from the body of the fastener comprises a fastener guide body including at least one guide channel adapted to accommodate the side guide rail of the metal piercing fastener. The guide channel defines a linear drive path for the metal piercing fastener. The power tool also comprises a fastener driver body including at least one outwardly protruding side spline adapted to conform approximately to the outer contours of the side guide rail of the metal piercing fastener and to slide within the trajectory channel, and a fastener driver tip for forcibly impacting the crown portion of the metal piercing fastener.

Abstract: A tag apparatus and method includes a nail gun with a tag positioning device. The tag positioning device is connected to a nail gun safety probe. Flexible tags are held in a tag magazine. Upon depression of the safety probe, a tag is rotated from its storage position within the tag magazine into position in front of the nail gun. According to one embodiment a scanning device is connected to the tag apparatus for obtaining data from tags after they are attached to an object.

Abstract: A fastener driving device including a positioning mechanism for positioning a nail into an opening in a workpiece. The positioning mechanism includes an opening locating structure movably connected to the movable assembly of the contact trip assembly and adapted to extend into the opening so as to align the nosepiece with respect to the opening. The opening locating structure is movable relative the movable assembly of the contact trip assembly between an extended position and a retracted position and biased toward the extended position by a first biasing spring to facilitate locating of the opening, and movable to the retracted position when the opening locating structure is pressed against a workpiece. The positioning mechanism further includes a guiding structure movably connected to the nosepiece structure, the guiding structure being biased by a spring to extend forwardly to guide the fastener in a driving track inside the nosepiece.

Abstract: A portable setting tool includes a housing (2), a guide tube (3) for guiding the fastening elements and connectable with the housing and having a side cut-out through which the fastening elements are fed into the guide tube (3), and a feeler (13) extendable into the guide tube (3) at a location opposite the cut-out (11) of the guide tube (3) and having, at an end thereof extendable into the guide tube (3), an end surface (13a) providing for displacement of the feeler (13) in a direction transverse t a longitudinal axis (14) of the guide tube (3) upon being acted upon by a fastening element, and an adjusting rim (17) adjoining the end surface (13a) and forming, with a longitudinal axis (14) of the guide tube (3), an acute angle (&agr;1) opening in a direction toward a mouth opening of the guide tube (3) with the adjusting rim providing for displacement of the feeler (13) in the transverse direction upon being acted upon by an object displaceable along the longitudinal axis (14) of the guide tube (3).

Abstract: A point driver is provided that comprises a body, a selectively operable actuator, a pushplate connected to the actuator, and a head. The head includes a channel disposed between a first section and a second section. At least a segment of the channel follows an arcuate path. The head is aligned with the actuator so that a portion or all of the pushplate can be driven by the selectively operable actuator through at least a portion of the channel.

Abstract: A feeding mechanism for sheet staple comprises a reciprocating member (12) which is provided under a cartridge in which stacked sheet staples are contained and which is reciprocated forwardly and backwardly in response to up and down movements of a driver for driving the sheet staples, a feeding pawl (20) mounted rotatably by a predetermined angle in forward and backward directions on the reciprocating member (12) for rotating in a raised direction as the reciprocating member moves forwardly, and a spring (13) for biasing forwardly the reciprocating member (12).

Abstract: A nail gun and depth control spacer assembly for ejecting nails into a substrate which contains two or more layers of roofing materials one of which is a compressible fibrous layer. The nails penetrate the substrate but are prevented by the depth control spacer from permanently compressing the compressible fibrous layer which springs back to is original thickness after completion of the nailing process. The depth control spacer, attached to the base of the nail gun, is of semi-oval configuration having a pressure sensitive layer and a solid layer, is provided with an oval cavity in its center portion through which the nails are ejected into the substrate.

Abstract: In a nailing machine in which a linear-sheath-shaped magazine for storing therein connected nails connected together in a linear manner is disposed so as to be continuous with a nose part, the connected nails are supplied from the magazine to an injection port formed in the nose part, and the connected nails are then driven out of the injection port by a driver, a magnet is disposed on a supply guide surface which is used to guide the nails from the magazine to the injection port of the nose part, and such portion of the shaft of the nail as ranges from the longitudinal-direction center of the nail shaft portion to the leading end side portion thereof is attracted and held by the magnet to thereby be able to prevent the leading end side portion of the shaft portion of the nail left in the injection port from entering into the magazine.

Abstract: In a nailing machine capable of feeding not only wire-connected nails but also nails connected by a plastic sheet into the nail ejecting opening of a nose portion, the nail shank of one of the wire-connected nails is supplied with shifting the nail shank toward the welded portion of the wire-connected nail with respect to the center of the nail ejecting opening. Further, depressions for containing cutoff pieces of the wire-connected nails are formed in the shifted side of the nail shank, and discharging opening for sheet leaves of the nails connected by the plastic sheet is shifted so that the front end of a driver is prevented from hammering the connecting sheet leaf by guiding the connecting sheet leaf in a direction opposite to the direction of shifting the nail shank of the wire-connected nail.

Abstract: A fastener driving tool has a tool body with an axis, a piston, a muzzle extending from tool body, and a magazine coupled to the muzzle. The fastener driving tool has an axial locking mechanism associated with a rotatable muzzle to releasably lock the muzzle and coupled magazine in at least one position. The axial locking mechanism comprises male members and female members with the male members biased axially into the female members.

Abstract: A method and apparatus for precisely locating materials includes an elongated survey rod, including a triggering surface, and fastener driver secured to the survey rod. The fastener driver includes a trigger. The triggering surface is located in a position to selectively activate the trigger when the fastener is located at a desired precise location.

Abstract: A tool for driving fasteners into a workpiece includes a fastener supply device removably attachable to the tool and supplying the fasteners to the channel, and a workpiece contact element. There is a first alignment mechanism on the nosepiece and a second alignment mechanism on the workpiece contact element. A threaded adjusting member located on the workpiece contact element and a threadable adjustable mechanism on the nosepiece are configured engage with each other, such that movement of the workpiece contact element due to rotation of the threadable adjustable mechanism causes the first alignment mechanism to engage the second alignment structure. The tool has a sensor held by the housing and a detector within the fastener supply configured to sense the length of the fasteners and communicate the length to the sensor.

Abstract: The hanger taken from a strip of hangers is positioned on a fastening and cutting anvil (6) displaceable between a bottom position, in which it retracts below the level of the support plate (1) and a top position, in which it projects above said plate. A blade (17), the central part of which forms a bridge beneath which the strip of hangers passes, is fixed to the plate, in contact with the anvil.

Abstract: A fastening system for driving fasteners through fastener caps. The fastening system includes a nail gun, an actuator system and a fastener cap dispenser, all mounted on a rolling chassis. The actuator system includes a wheel and an actuator in communication with the nail gun. As the wheel rotates, it intermittently engages the actuator which in turn fires a nail along a path. Drive air from the nail gun is vented to the fastener cap dispenser, which dispenses a fastener cap. In a preferred embodiment, the dispenser includes a picker including two pairs of movable teeth that engage two sides of two adjacent fastener caps to feed the fastener caps at high speeds. In a more preferred embodiment, the fastening system includes a fastener cap regulator that provides a constant feed of fastener caps to the dispenser, thereby preventing jamming of the same.

Abstract: A stapler includes a frame and a mounting unit configured to be selectively attached to and removed from the frame. The mounting unit includes a staple cartridge, a staple former, and a staple driver. The staple cartridge is further removable from a portion of the mounting unit including the staple former and the staple driver when the mounting unit is removed from the frame to permit replacement of the staple cartridge of the mounting unit. The mounting unit can further include a staple advancing mechanism and a reverse motion stopping mechanism.

Abstract: A fastener driving tool includes a driver having a driver shaft extending therefrom, a first extension member operably connected to the driver and a second extension member operably connected to the first extension member. The tool is for use on roof deck panels. The second extension member slidingly engages the first extension member between a loading position and a driving position. A bearing assembly operably connects the first and second extension members. The bearing assembly is formed from a non-metallic, low-friction material. A portion of the bearing assembly is mounted to one of the first and second extension members for sliding engagement with the other extension member and is disposed to prevent direct contact of the first and second extension members with one another. A fastener receiving member is mounted to the second extension member for receiving fasteners when in the loading position and for supporting and releasing the fasteners when in the driving position.

Abstract: A setting tool for driving fastening elements into constructional components and parts and including a guide tube (3) for guiding a fastening element out, a device for displacing the fastening element through the side cut-out (13) formed in the guide tube (3) into interior of the guide tube (3), and a feeler element extending into the interior of the guide tube (3) opposite the side cut-out (13) with a depth by which the feeler element extends into the interior of the guide tube (3) being determined by a fastening element to-be-displaced into the interior of the guide tube (3).