Abstract: A binding machine, includes a staple guide portion adjacent to a staple in a staple accommodating portion. A staple driver moves from below to above and pushes the staple located at the front end portion upward while pushing the crown portion of the staple. A clincher abuts against the pair of leg portions of the staple pushed out in a process of the staple driver moving upward from below so as to fold the pair of leg portions. The staple guide supports the crown portion of the staple from a side near a base end portion of the crown portion in a process of the staple being pushed out.

Abstract: A staple cartridge comprising a cartridge body, staples, and a sled is disclosed. The cartridge body comprises a longitudinal slot separating the cartridge body into a first lateral side and a second lateral side. The cartridge body further comprises a first longitudinal row of staple cavities defined in the first lateral side and a second longitudinal row of staple cavities defined in the first lateral side. The staple cavities of the first longitudinal row of staple cavities are angled toward the longitudinal slot. Gaps are present between the staple cavities in the first longitudinal row of staple cavities. The staple cavities of the second longitudinal row of staple cavities are angled toward the longitudinal slot. The staple cavities of the second longitudinal row of staple cavities are laterally aligned with the gaps. The staples are removably stored in the first and second longitudinal rows of staple cavities.

Abstract: A crimping die device (15) for a crimping press which includes a first movable pressing die (20), which is preferably essentially vertically movable, a first drive device (22), and the first drive device (22) comprises a first drive (23) as well as a base structure (17). Furthermore, a wedge flange (30) is present, which is movable and is connected to the first drive (23) of the first drive device (22). The invention furthermore relates to a crimping press with a crimping die device as well as a method for making a crimp connection with a crimping die device in a crimping press.

Abstract: A manually operated staple gun includes a frame, a staple magazine, and a user-actuated unit. The user-actuated unit is mounted in the frame to switch between a first condition wherein the magazine is configured to guide staples of a first width along a guide axis into a ready position to be driven into a work piece and a second condition wherein the magazine is configured to guide staples of a second width along the guide axis into the ready position to be driven into a work piece.

Abstract: A staple gun and a method of using the same. A stapling mechanism in the housing is activated to deliver a staple through an aperture in a housing wall and drive the staple into a surface around a stack of one or more electric cables. The gun includes a reciprocating cable guide for centering the gun on the stack of cables and closing a safety switch to permit the gun's trigger to be activated. A spacer extending outwardly from the housing wall rests on the upper surface of the cable stack. The spacer and a bumper that engages a hammer of the stapling mechanism provide for automatic depth adjustment when driving the staple into the surface. A reciprocating cable guard extending outwardly from the housing wall is positioned between the stack of cables and the staple to aid in preventing the staple from piercing the cable.

Abstract: A stapler includes a main body, a magazine, a striker, and a driving portion. The main body encloses a receiving space and has an opening at the bottom of the front end thereof. The opening communicates with the receiving space. The magazine is arranged in the main body for receiving staples. The striker is arranged at the front end of the main body and is linearly slidable above the opening vertically. The driving portion is disposed on the main body and is connected to the striker to drive it to move downward to strike the staple out. The striker has a bottom face oriented frontward and downward so that an angle ranged from 3-15 degrees is defined between the bottom face and the horizontal plane.

Abstract: A fixing tool including a nose for guiding of fixing elements and a striking plate for striking of the fixing elements, wherein the fixing tool is configured to fire a fixing element of a first type and a fixing element of a second type with dimensional and/or geometric characteristics which are different from those of the fixing element of the first type.

Abstract: A staple cartridge is disclosed. The staple cartridge can have a longitudinal axis and a cartridge body having a deck, wherein a plurality of staple cavities can be defined in the cartridge body. The staple cavities can be arranged in a plurality of patterns, and the patterns can include a first pattern and a second pattern longitudinally offset from the first pattern. The second pattern can be different than the first pattern. The first pattern can consist of a longitudinally-repetitive pattern of angularly-oriented staple cavities and/or the second pattern can consist of parallel staple cavities.

Abstract: A magazine for a fastener tool comprising a first guideway for heads of fastener elements of a first type, the first guideway extending in a direction (A) and being configured to position tips of the fastener elements of first type near a front edge extending substantially parallel to the direction (A); and comprising a second guideway for heads of fastener elements of a second type, the fastener elements of the first type having a different length from that of the fastener elements of second type, the second guideway being configured to position tips of the fastener elements of second type near the front edge. The magazine further comprises a poka-yoke configured to prevent inserting of the fastener elements of second type in the first guideway.

Abstract: An end effector for use with a surgical stapler is disclosed, the end effector comprises a cartridge body comprising a longitudinal axis and a plurality of staple cavities defined in the cartridge body. The staple cavities comprise a first annular row of staple cavities extending around the longitudinal axis and a second annular row of staple cavities extending around the longitudinal axis. The end effector further comprises staples removably stored in the staple cavities and a ramp rotatable about the longitudinal axis to sequentially eject the staples from the staple cavities. The end effector further comprises a cutting member which is deployed after the staples are ejected from the staple cavities.

Abstract: An end effector for use with a surgical stapler is disclosed, the end effector comprises a cartridge body comprising a longitudinal axis and a plurality of staple cavities defined in the cartridge body. The staple cavities comprise a first annular row of staple cavities extending around the longitudinal axis and a second annular row of staple cavities extending around the longitudinal axis. The end effector further comprises staples removably stored in the staple cavities and a ramp rotatable about the longitudinal axis to sequentially eject the staples from the staple cavities.

Abstract: A magazine assembly and a stapler including the same are provided. The magazine assembly includes a base and a rail assembly. The base has a first end portion and a second end portion. A direction from the second end portion toward the first end portion is defined as a first direction. The rail assembly is disposed on the base and adapted for a staple unit to movably abut thereagainst along the first direction. The rail assembly includes a first rail and a second rail which are separate. A first side wall of the first rail has at least one guiding portion extending in the first direction. Each guiding portion is adapted for a head of a T-shaped staple to slidably engage therewith along the first direction. The second rail is adapted for a U-shaped staple to abut thereagainst.

Abstract: In some embodiments, a system and/or method for installing a tracking fastener using a fastener insertion device. The fastener insertion device may include a handle and a fastener receiver. The handle may form a receiving chamber therein. The receiving chamber may receive, during use, tracking fasteners within. The tracking fasteners may include an antenna at least partially positioned in a proximal end of the plastic tracking fastener including a first end or a first and a second end extending out of the proximal end of the tracking fastener. The fastener receiver may include a striker, a diverter, a router, and a tapered reverse angle guide. The diverter, guide (e.g., router, tapered reverse angle guide), and a designed striker may position, during use, the antenna around the driver mechanism and away from the striker tip. The striker inserts the fastener into a substrate without damage to the antenna.

Abstract: A driving tool includes a flywheel, a driver held to be movable between an initial position and a driving position along an movement axis, a ring member configured to transmit rotational energy of the flywheel to the driver, and a driver moving mechanism configured to move the driver with respect to the ring member from the initial position to a transmitting position. When the driver is placed in the initial position, the ring member is disposed loosely around the outer periphery of the flywheel. When the driver is moved to the transmitting position by the driver moving mechanism, the ring member is frictionally engaged with the driver and with the flywheel, rotated by the flywheel, and transmits the rotational energy to the driver, thereby pushing the driver from the transmitting position toward the driving position.

Abstract: A magazine assembly and a stapler including the same are provided. The magazine assembly includes a base and a rail assembly. The base has a first end portion and a second end portion. A direction from the second end portion toward the first end portion is defined as a first direction. The rail assembly is disposed on the base and adapted for a staple unit to slidably abut thereagainst along the first direction. The rail assembly includes a first rail and a second rail which are separate. A first side wall of the first rail has at least one guide portion extending in the first direction. Each guide portion is adapted for a head of a T-shaped staple to slidably engage therewithalong the first direction. The second rail is adapted for a U-shaped staple to abut thereagainst.

Abstract: A surgical stapling attachment is disclosed. The surgical stapling attachment comprises an attachment portion, a shaft assembly, an articulation joint, and an end effector assembly. The end effector assembly comprises a drive system comprising a main drive and a lockout drive driven by a single rotary input. The main drive is configured to capture, clamp, and staple tissue. The lockout drive is configured to prevent the main drive from being driven in the event a staple cartridge is not installed within the end effector assembly. Another lockout is provided to prevent the drive system from being actuated when a spent staple cartridge is installed within the end effector assembly.

Abstract: A surgical stapling device comprises a housing and a plurality of cartridges that are coupled together to form a barrel that is rotatably supported within the housing. Each of the cartridges defines a plurality of staple pockets that support a plurality of staples. An anvil is pivotally coupled to the housing and is movable in relation to the barrel between an open position and a clamped position. A drive shaft extends through the housing and through the barrel and a pusher operatively connected to the drive shaft. The pusher is configured to translate through the barrel to eject the staples from the plurality of cartridges in response to actuation of the drive shaft.

Abstract: A stapler is provided, including: a main body, having a nail outlet and a cartridge, an opening of the cartridge communicating with the nail outlet; a nail guiding mechanism, including a guiding plate facing the opening and a biasing mechanism disposed between the main body and the guiding plate, the guiding plate having an upper end away from the nail outlet, the biasing mechanism abutting against the guiding plate and normally biasing the upper end toward the cartridge; a striker, movably disposed within the main body; an operable mechanism, movably connected to the main body, being operable to drive the striker to move toward the nail outlet.

Abstract: A stapling apparatus includes a body portion, a staple cartridge disposed within the body portion, and a buttress removably attached to the staple cartridge. The staple cartridge includes a plurality of staple receiving slots defined in a tissue contacting surface of the staple cartridge, with each staple receiving slot of the plurality of staple receiving slots including a staple disposed therein. The buttress includes a plurality of tabs at an outer edge of the buttress. The buttress is releasably retained on the staple cartridge by at least one tab of the plurality of tabs extending into a staple receiving slot of the plurality of staple receiving slots defined in the staple cartridge.

Abstract: A staple cartridge that includes a multi-staple driver is disclosed. The multi-staple driver is configured to drive multiple staples from the staple cartridge. The staples are arranged in a staple array in which at least one staple is angularly-oriented relative to the longitudinal axis of the staple cartridge. The multi-staple driver can drive staples at various angular orientations and/or from multiple rows of staple cavities. A driverless staple cartridge is also disclosed. A sled in the driverless cartridge is configured to directly engage and drive staples. The staples are arranged in a staple array in which at least one staple is angularly-oriented relative to the longitudinal axis of the driverless staple cartridge.

Abstract: An end effector includes a mounting portion that mounts to a surgical stapling apparatus, first and second jaw members extending distally from the mounting portion, a drive beam engagable with the first and second jaw members, and a threaded drive screw. The first jaw member includes a first tissue engaging surface and the second jaw member supports a fastener cartridge. The fastener cartridge includes a second tissue engaging surface that defines fastener retaining slots that support fasteners. The drive beam includes a retention foot formed of a first material. The retention foot defines a threaded bore that supports a threaded insert formed of a second material. The threaded drive screw is threadably engaged with the threaded insert and is rotatable to distally advance the drive beam along the threaded drive screw to fire and form the fasteners.

Abstract: A staple cartridge assembly for use with a surgical stapling instrument is disclosed. The staple cartridge assembly comprises a plurality of staples and a cartridge body. The cartridge body comprises an elongate slot extending along a first longitudinal axis between a proximal end and a distal end of the cartridge body. The cartridge body further comprises a plurality of first staple cavities arranged in a first row. Each first staple cavity defines a first axis and comprises a first proximal end portion and a first distal end portion. The cartridge body further comprises a plurality of second staple cavities arranged in a second row. Each second staple cavity defines a second axis and comprises a second proximal end portion and a second distal end portion. Each first axis and each second axis are transverse to the first longitudinal axis. Each first axis is transverse to each second axis.

Abstract: A stapler includes a penetrating part including a pair of cutting blades to form holes in a workpiece and to cause leg portions of a staple to penetrate the workpiece, an operating member, and a bending part configured to bend the leg portions. The bending part includes a bending member configured to bend the leg portions of the staple, and a driving force transmitting section configured to transmit an operation of the operating member to the bending member.

Abstract: The present invention provides a handheld power tool having an impact block and an impact block return device. The impact block has a plurality of continuous teeth arranged along a lengthwise direction of the impact block. The impact block return device comprises a gearwheel engaged with the teeth of the impact block; a ratchet wheel rotating simultaneously with the gearwheel; and a clamping member operated in a first state and a second state, the clamping member contacting the ratchet wheel in the first state and the clamping member being separated from the ratchet wheel in the second state; wherein the impact block only can do a single-directional movement when the clamping member contacts the ratchet wheel in the first state. The present invention can improve stability of the retraction process of the impact block (e.g., a firing pin).

Abstract: Disclosed is a tool for driving a barbed staple into a workpiece, the tool includes a housing enclosing a power delivery source and a driver blade driven by the power delivery source and comprising an engagement portion configured for engagement with the staple. The tool further includes a nosepiece comprising an aperture providing access for loading a staple into the nosepiece and a passage configured for slidable mounting of the driver blade. In use, the driver blade may be driven along a longitudinal axis of the passage by the power delivery source to engage and drive a staple into a workpiece. Clearances are providing to allow for loading and passage of the barbed staples in the nosepiece and arrangements are provided to maintain the alignment of the staple in the nosepiece to compensate for those clearances.

Abstract: A staple gun includes: a casing having a front blocking surface; a magazine disposed in the casing; and a staple delivery element and a resilient element disposed at the magazine. The magazine includes at least a staple cutting portion each having a top surface, a front end surface, and a guiding surface connected between the top surface and the front end surface. The front end surface and the guiding surface face the front blocking surface. A clearance for passing staples is disposed between the front end surface and the front blocking surface. The staple delivery element pushes staples in the magazine in a staple delivering direction. The resilient element enables staples to push the front end surface and the guiding surface of the staple cutting portion of the magazine, such that the magazine moves relative to the casing in a clearance adjustment direction opposite to the staple delivering direction.

Abstract: A surgical tool for performing anastomosis may include a handle and a tissue effector connected by a shaft, at least party of which may be flexible. The tissue effector may include a staple holder connected to an anvil.

Abstract: A magazine is configured to be removably coupled to a power tool housing of a power tool. The magazine has a housing configured to be rotatably attachable to the power tool housing. An advancing mechanism is received in the magazine housing, and is configured to advance a strip of collated fasteners into position to be driven by the power tool. An indexing ring has a plurality of recesses and is configured to be non-rotatably attached to the power tool housing. A detent is biased to removably engage one of the plurality of recesses, and is configured to be non-rotatably attached to the magazine housing. The detent removably engages the recesses to allow for indexed tool-free rotation of the magazine housing relative to the power tool housing.

Abstract: A fastener driving tool with an improved nose chamber guide member is provided for driving fasteners of at least two different lengths. Multiple fasteners in a magazine are guided toward a driving bore to be driven by a driver blade. A nosepiece defines a passageway of the fasteners. The guide member is operatively connected to the nosepiece and is configured for transitioning between a first position and a second position relative to the nosepiece in a direction transverse to an operational flow direction of the fasteners. In the first position, the guide member is disposed to align with the driving bore for allowing driving of the fasteners having a first length. In the second position, the guide member is disposed out of alignment with respect to the driving bore for allowing driving of the fasteners having a second length, which is longer than the first length.

Abstract: A rebar clip is provided for joining a larger diameter rebar to a smaller diameter rebar transverse to the larger diameter rebar. In a first embodiment the clip includes diameter reducing tabs extending into upper arches of the clip for engagement with smaller diameter bars crossed on top of larger diameter bars. In a second embodiment the clip includes diameter reducing tabs extending into lower arches of the clip so that the clip may hold larger diameter bars on top of smaller diameter bars. A guide track for a clip applying gun is provided which allows for use with either version of clips and with clips of the same nominal diameter for joining equal size bars.

Abstract: The present invention provides a nail guider including a guiding board, at least an assisting member. The guiding board positioned in front of the nail track vertically has a first surface and a second surface. The first surface faces the nail track. The guiding board has at least a vertical penetrating slot thereon. The penetrating slot penetrates the first surface and the second surface of the guiding board. The assisting member includes an assisting end and a pushing end, slides forwardly and backwardly in the penetrating slot. The assisting end protrudes out of the first surface selectively, and the pushing end is located at the second surface. The assisting member used for straightening up nails further comprises at least an assisting surface parallel to the nailing track. The pushing end can be pushed so that the assisting surface can assist and straighten up nails.

Abstract: The invention is directed to a nail driving device, comprising a driving ram having a drive unit and a feed mechanism for a nail strip that is transportable in a transporting direction, wherein a guide member and/or a transporting member of the feed mechanism acts in operation on the receiving ribbon. It is proposed that the guide member and/or transporting member is formed to operate on receiving ribbons of different widths.

Abstract: A fastener driving tool with an improved nose chamber guide member is provided for driving fasteners of at least two different lengths. Multiple fasteners in a magazine are guided toward a driving bore to be driven by a driver blade. A nosepiece defines a passageway of the fasteners. The guide member is operatively connected to the nosepiece and is configured for transitioning between a first position and a second position relative to the nosepiece in a direction transverse to an operational flow direction of the fasteners. In the first position, the guide member is disposed to align with the driving bore for allowing driving of the fasteners having a first length. In the second position, the guide member is disposed out of alignment with respect to the driving bore for allowing driving of the fasteners having a second length, which is longer than the first length.

Abstract: A staple gun includes: a casing having a front blocking surface; a magazine disposed in the casing; and a staple delivery element and a resilient element disposed at the magazine. The magazine includes at least a staple cutting portion each having a top surface, a front end surface, and a guiding surface connected between the top surface and the front end surface. The front end surface and the guiding surface face the front blocking surface. A clearance for passing staples is disposed between the front end surface and the front blocking surface. The staple delivery element pushes staples in the magazine in a staple delivering direction. The resilient element enables staples to push the front end surface and the guiding surface of the staple cutting portion of the magazine, such that the magazine moves relative to the casing in a clearance adjustment direction opposite to the staple delivering direction.

Abstract: A two gun tool dolly which is capable of firing and inserting two, three or four nails into plate, header, or footer frame members at predetermined locations thereof so as to fixedly secure top and bottom plate, header, or footer members to stud frame members of a wall structure or wall panel.

Abstract: A new and improved automated gun tool dolly which comprises a plurality of nail guns, such as, for example, three nail guns, which are mounted upon a horizontally movable carriage assembly in a vertically and horizontally staggered mode so as to be disposed within a diagonal array. Movement of the carriage assembly along horizontally oriented guide rails is automatically controlled, such as, for example, by means of a programmable logic controller (PLC), such that the three nail guns are sequentially and continuously disposed at predetermined firing positions at which the nail guns are sequentially fired so as to insert nails within predetermined regions of 2×4 or 2×6 plate, header, or footer members of a wall panel or wall structure.

Abstract: A nail guiding device for nailers includes a guide plate located between the opening of the casing of the nailer and the magazine. The guide plate has a guide slot and two flanges on two sides of the guide slot. The end of the cover contacts the flanges and the strike plate is movable within the guide slot. The guide plate has at least one guide block on a face facing the opening. An adjustment plate is located in the casing and has at least one adjustment block. A resilient member located in the casing and biases the guide plate to make the at least one guide block contact the at least one adjustment block or move over the at least one guide block to adjust the distance between the guide plate and the magazine, such that the nails of different sizes can be used in the nailer.

Abstract: A fastener supply assembly for a fastener driving tool includes an outlet passage arranged to expel fasteners from the assembly to a workpiece during use, a magazine comprising a plurality of supply channels arranged to hold fasteners and supply them to the outlet passage, and a channel selector. The channel select has an opening and is arranged to selectively connect, via its opening, the outlet passage with each respective supply channel of the magazine, by movement of the channel selector relative to both the magazine and a longitudinal axis of the outlet passage. The movement of the channel selector may comprise rotation about the longitudinal axis of the outlet passage.

Abstract: A fastening device includes a rotational drive portion that rotationally drives a socket, an advance/retract drive portion that causes this socket to advance or retract along a rotational axis thereof, a magazine that retains a plurality of heads that retain bolts, and a switching portion that moves this magazine to selectively position one of a plurality of heads ahead and on the rotational axis of the socket. One of the heads is selected and positioned on the rotational axis of the socket by the switching portion, then the socket is advanced by the advance/retract drive portion and the head thus selected is retained by the socket, then the socket is advanced further by the advance/retract drive portion and the head to detach is detached from the magazine, and then the head is rotated by driving the rotational drive portion, thereby fastening a bolt retained in the head.

Abstract: A tool free interchangeable fastener guide is provided for use with a fastener tool having a nosepiece with a captured transverse pin and a back plate. The guide includes a front plate having a tool engaging end and an opposite fastener outlet end, an outer surface and an inner surface. A butt plate is pivotably joined to the outer surface, and a spring clip has a first end pivotably secured to the butt plate and a second end configured for attachment to the fastener tool. The tool engaging end has an open slot constructed and arranged for pivotally engaging the captured pin, the front plate being disengageable from the captured pin without the use of tools.

Abstract: The invention relates to a cable clip gun (1) for securing clips (10) with a pin (11) into a surface Y. Gun (1) has a gun body, storage means (4) to store a plurality of clips, a driver station (5), a delivery means (4) to deliver a clip from the storage to the driver station, and a driver (6) to drive the clip pin into the surface to secure the cable to the surface.

Abstract: A stapler comprising a base, a cartridge in pivotal relation to the base at a cartridge pivot axis, the cartridge configured to contain at least two rows of staples and a lever arm in pivotal relation to the base at a lever pivot axis. In an embodiment, the device includes a moveable driving member for selectively positioning the driving member in driving relation to each of the at least two rows for driving staples from the at least two rows. In operation, this invention permits an individual to load a stapler with multiple sized staples. This eliminates the need to continuously load and unload different sized staples from a single row stapler.

Abstract: A device for providing connection elements, such as rivets and the like has a storage unit with at least one outlet, two stacked, replaceable cartridges each having at least one output flange for dispensing connection elements, and a cartridge guide and a detachable cartridge lock assigned to each cartridge which for its installation is slideable via the cartridge guide to an operating position and fixable by the cartridge lock assigned to the cartridge guide and engaged with the cartridge for locking.

Abstract: A fastener driving device includes a housing assembly, a nose assembly connected to the housing assembly, a magazine for carrying a supply of fasteners through a feed channel along a feed direction toward the nose assembly, and a plurality of stop pawls independently movable about a common pivot axis. Each stop pawl has a distal end extending into the feed channel.

Abstract: A magazine assembly for a fastener driving tool having a nosepiece defining a fastener passageway includes an inner mobile member at least partially defining at least first and second chambers for receiving fasteners, and an outer stationary member at least partially surrounding the inner mobile member and engageable relative to the nosepiece. The inner mobile member is movable relative to the outer stationary member in a direction transverse to fastener travel in the magazine assembly.

Abstract: A nail guiding structure of the present invention is disposed inside of the nail gun having a nail rail. The nail guiding structure includes one or more supporting members and a holding mechanism. The supporting member can move between a first and a second position, wherein the supporting member can move toward the first position to elastically push nails in the air gun, so that the nails can be vertically held in front of the nail rail. The holding mechanism can selectively hold the supporting member, so that the supporting cannot move back to the second position. Thereby, a user can move the holding mechanism to adapt for different thicknesses of nails. Only one nail can move to the front of the nail rail every time when a punching board of the nail gun punches. Consequently, the problems of nail jamming or crookedly stapling are prevented.

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 nail positioning member of a nail slot of a nail gun includes a magazine including a horizontal nail slot connected with a perforation for nailing; a nail pushing piece slidably assembled to the nail slot; a plurality of horizontal slot channels parallel to the nail slot; and a plurality of positioning pieces, respectively pivotally assembled to the slot channels to block the head of the nails. The positioning piece forms a protruding portion in a movement path of the nail pushing piece, to be pushed by the nail pushing piece and to drive the positioning piece to oscillate in the direction of the slot channel in order to open the nail slot for placing the nails.

Abstract: A nailer includes a power source including a piston reciprocating within a cylinder, a driver blade secured to the piston for common movement relative to a nosepiece, a magazine connected to the nosepiece for feeding fasteners sequentially for being driven into a workpiece by the driver blade, a delay mechanism operatively associated with the magazine and configured for engaging a second fastener and delaying advancement of the subsequent fastener to the nosepiece until the driver blade returns to the pre-firing position after driving a leading fastener.

Abstract: A magazine is provided for a fastener driver and includes a magazine housing defining a first track for slidingly accommodating a first length fastener, a second track for slidingly accommodating a second length fastener, and a follower mounted to the housing and operating between a retracted position and an advanced position, the follower having a claw constructed and arranged for engaging fasteners slidably engaged in either of said first and second tracks. The first length fastener is longer than the second length fastener, and the follower is constructed and arranged in the magazine housing such that when the second length fastener is placed in the first track, the follower claw fails to engage the second length fastener.