Abstract: A multiple-loading magazine mechanism for a nailing machine comprising a nail feeding passage and first and second guiding portions. The nail feeding passage is for guiding one of plural rows of connected nails to a striking mechanism of the nailing machine. The first guiding portion faces the nail feeding passage, and the first guiding portion is rotatively disposed and arranged to separate one of the rows of the connected nails from the others. A second guiding portion is for feeding the connected nails.

Abstract: A multi-stroke fastening device comprising a housing, a fastener drive track carried by the housing, a striker assembly guide track mounted within the housing, a striker assembly mounted in slidable relation within said guide track, a power drive assembly, and a feed mechanism. The striker assembly includes a driver member constructed and arranged to strike a fastener disposed in the fastener drive track. The striker assembly is constructed and arranged to be moved along the guide track through a plurality of alternating drive strokes and return strokes to effect a plurality of impacts of the driver member upon the fastener in order to drive the fastener into the workpiece. The striker assembly has a substantially constant drive stroke lengths relative to the guide track.

Abstract: A nail comprises a washer delivery device attached to the nail outlet of the nail gun having an internal elongate delivery groove for delivering washer to the nail outlet, a washer receiving device provided on top of washer delivery device in communication therewith such that washer may drop into the washer delivery device by either its own weight or pushed down by an elastic member received between washers and the top of washer receiving device, and a compressed air activated feeding device for pushing a dropped washer in the delivery groove to the nail outlet such that a case nail may penetrate washer. This can enhance the fixing of objects when secured by nail and washer combination.

Abstract: A fastener applying device for causing a driven staple to be driven through a disk-like cap to create a staple-cap fastener for securely attaching flexible or deformable materials to a substrate. The device includes an automatic stapler capable of automatically driving a staple into the substrate. The device also has a cap feeding device including a magazine containing a reel of caps positioned generally edge-to-edge and joined in a continuous strip, such as by an adhesive tape. The cap strip is fed from the reel into a guide track which feeds the leading cap of the strip into a driving region disposed below the discharge end of the staple driver. The guide track defines thereon stops which straddle the driving region, and which positionally contact the structure into which the fastener is to be driven.

Abstract: A screwdriver for driving collated screws including a slide body coupled to a housing for reciprocal displacement in a cycle including a retraction stroke and an extension stroke. A lever pivotably mounted to the slide body carries at one end a cam pin received in a cam slot in the housing with the other end of the lever advancing successive screws in the screwstrip, the cam slot having first and second camming surfaces for selective engagement by the cam pin to vary the relative positioning of the lever to be different for the same position if the slide body in the housing in the retraction strokes than in the extension stroke.

Abstract: A palm nailer including a magazine for driving of successive nails without need for reloading, the magazine being incorporated onto the nose of the nailer, and enabling a 360 degree rotation of the magazine about the axis of the nose tool and driver blade. The nailer is adapted with a “D” shaped driver blade for driving nails with a circular head. The nailer drives each nail with multiple blows of the driver blade while maintaining the nail in the magazine adjacent the nail being driven out of the path of the driver blade until completion of the driving of the operative nail and retraction of the tool from the workpiece into which the nail is driven.

Abstract: A nailing device for a coiled nail belt is provided. The nailing device includes an upper part that resembles a hammer handle at the end and has a miter gage at an opposite end. The upper part also includes an arm component having a magazine, a hammerhead and a nail feed. The hammerhead includes a drive hole in which a striker set on a bearing bolt in the miter gage may be guided. The nailing device further includes a rocker arm which is coupled to a shaft in the hammerhead and which, upon activation of the nailing device, displaces a feeder in an opening in the hammerhead, moves the shaft and extends through an opening in the rocker arm. The area between the border of the opening and the shaft is filled with rubber filler.

Abstract: A fastening device for driving a fastener into a workpiece by effecting multiple blows upon the fastener comprises a housing and a striker assembly movably mounted within the housing. The striker assembly includes a driver assembly adapted to strike the fastener to be driven into the workpiece. A nose assembly is movably mounted on the housing and has a fastener drive track along which the driver assembly and the fastener travel when the fastener is driven into the workpiece. The fastening device has a feed mechanism operatively connected to the nose assembly for mechanically advancing the fastener into the fastener drive track. The fastener drive track has a guide surface adjacent the aperture of the nose assembly to direct the fastener as it is driven into the workpiece. A releasable fastener assembly releasably secures the nose assembly to the housing of the fastening device. A control assembly controls the operation of the fastening device to conserve energy.

Abstract: A power stapler includes a body with a barrel and a handle is connected to the body by a connection plate. The handle has an open bottom end and an end member is engaged with the open bottom end. A connection portion extends from the handle and a magazine is connected between the connection portion and the barrel. The connection portion has a groove for receiving an L-shaped wrench. A safety device is connected to the barrel and has a link which contacts said trigger device.

Abstract: A fastening device for driving a fastener into a workpiece by effecting multiple blows upon the fastener comprises a housing and a striker assembly movably mounted within the housing. The striker assembly includes a driver assembly adapted to strike the fastener to be driven into the workpiece. A nose assembly is movably mounted on the housing and has a fastener drive track along which the driver assembly and the fastener travel when the fastener is driven into the workpiece. The fastening device has a feed mechanism operatively connected to the nose assembly for mechanically advancing the fastener into the fastener drive track. The fastener drive track has a guide surface adjacent the aperture of the nose assembly to direct the fastener as it is driven into the workpiece. A releasable fastener assembly releasably secures the nose assembly to the housing of the fastening device. A control assembly controls the operation of the fastening device to conserve energy.

Abstract: A nail press structure of a nail ejection gun includes a frame body having a nail outlet seat, and a nail magazine. The nail magazine includes an L-shaped magazine plate assembled with a magazine seat, such that a plurality of nails may be received in the space defined between the magazine seat and the magazine plate. The magazine seat is formed with a plurality of magazine grooves, and the magazine plate is formed with a hollow plate locked on the magazine seat. A plurality of elastic members are placed between the magazine seat and the magazine plate. A plurality of nail press members are respectively placed in the magazine grooves, located between the magazine seat and the elastic member, and are pressed by the elastic members.

Abstract: A stapler magazine and a stapler apparatus which do not require an initial feeding action for advancing a staple to a stapling position immediately after the staple magazine is mounted in the stapler apparatus. The staple magazine has a case for accommodating a rolled staple assembly, and a roller that comes into contact with a portion of the roller staple assembly and feeds the leading edge of the staple assembly to a preselected position in the stapler apparatus. The stapler apparatus has a roller guide that comes into contact with the roller of the staple magazine when the staple magazine is mounted in the stapler apparatus. The roller is automatically driven by the roller guide in response to insertion of the staple magazine in the stapler apparatus. The stapler apparatus may have a feeding device for feeding the leading edge of the rolled staple assembly in response to the insertion of the staple magazine in the stapler apparatus.

Abstract: A stapler comprises a removable cassette, which contains a strip of staple blanks, and an advancing mechanism, which is arranged to advance the strip and which, to this end, has a feeding plate, which engages one flat side of the strip. The advancing mechanism comprises elements, which are arranged to interact with the removable cassette to move the feeding plate, during an initial phase of the cassette's removal from the stapler, to a neutral position, in which it has been disengaged from the strip, and to move the feeding plate, during a final phase of the reinsertion of the cassette or the insertion of a similar cassette into the stapler, to an engagement position, in which it engages the strip.

Abstract: A screwdriver nosepiece comprising an open-sided tubular member having a wall circumferentially about a central passageway extending therethrough and open at both ends, the passageway including: a cylindrical guideway extending about an axis and adapted to receive a screw coaxially therein for rotation and driving of the screw axially through the guideway by a driver shaft, and a screw catch groove disposed axially along the guideway cut into the wall extending radially outwardly from the guideway and opening radially inwardly into the guideway to define a catch surface on the wall within the catch groove, a slotway axially along the guideway extending radially outwardly from the guideway entirely through the wall and of sufficient circumferential extent to permit entry of a screw radially into the guideway while maintaining the screw substantially parallel the axis, the catch groove located on the wall circumferentially proximate the slotway with the catch surface directed away from the slotway.

Abstract: A supply mechanism for connected nails in a nailing machine is provided. The nailing machine includes a driver for driving the connected nail and a nose having a nail introduction portion and accommodating the driver. The supply mechanism includes a magazine and a pressing member. The magazine includes a nail guide surface connected to the nail introduction portion of the nose, and the nail guide surface has a corner portion on an upper end thereof for supporting nail heads of the connected nails. The pressing member is opposed to the nail guide surface of the magazine. The connected nails are stored in the magazine and held between the nail guide surface and the pressing member, and the connected nails contacted with the nail guide surface are supplied to the nose of the nailing machine.

Abstract: The present application related to a fastener driving system and, more particularly, to a magazine assembly for use with a fastener driving system.

Abstract: A pneumatic fastener inserter and hopper for the same is disclosed for use in inserting fasteners into material being secured. The hopper comprises a rotatable drum which tumbles the fasteners therein into position so that the shanks thereof protrude outwardly between spaced-apart bars. The fasteners are discharged from a discharge opening formed in the hopper and are delivered to a magazine which is in communication with an entrapment apparatus which feeds the fasteners to a feed tube under pressure. The air pressure in the feed tube delivers the individual fasteners to the inserter with the fastener being positioned between pivotally movable head fingers which open to receive the fastener to position the same for subsequent insertion and which pivot to enable the fastener to be driven outwardly therefrom by a piston rod so that the fastener is driven into and through the material being secured.

Abstract: A clip device is provided which is capable of clipping a sheet bundle with more than a predetermined clipping force independent of the thickness of the sheet bundle. This clip device is equipped with a cartridge for housing a plurality of substantially flat clip plates, a slider for feeding the clip plates from the cartridge into a predetermined position, a bending mechanism for bending the clip plate into a shape in which only point end portions are closed and also a rear portion is bulged, and a widening mechanism for clipping a sheet bundle by opening the point end portions of the bent clip and then inserting the sheet bundle into the opened point end portions.

Abstract: A compressed-air nail firing tool having a body, inside which a device for the actuation of a striking blade adapted to engage a firing channel is accommodated, the firing channel being formed along a tube which lies in a front region of the body, and a magazine, which is rigidly coupled to the body and is connected to the firing channel and inside which a ribbon of nails is adapted to loaded, the nails being meant to be fed individually to the firing channel, under the actuation of an advancement device which is associated with the magazine. In a region for feeding to the firing channel the nails are guided with their respective head along a slot which leads into the firing channel, permitting feeding of ribbons of nails retained by a strip of plastics or retained by soldered metal wires.

Abstract: A staple or nail gun assembly includes a staple or nail gun and a cap feeding device. The staple or nail gun and the cap feeding device are generally disposed at opposite ends of the handle of the staple or nail gun. The cap feeding device includes a base, a cap container and a shuttle. The base has a cap feeding chamber and a cap holding chamber and a channel connecting the two chambers. The container is used to store staple or nail caps and to feed the caps to the cap feeding chamber of the base, one cap at a time. The shuttle is operatively associated with the channel of the base to move a cap at the cap feeding chamber towards the cap holding chamber through the channel by a distance equal to the diameter of the cap.

Abstract: A fastener feeding mechanism for a power actuated gun (10, 310, 410, 510) having a track (16, 316, 416, 516) for holding a plurality of fasteners (18, 318, 636). Fasteners are biased by a spring (32, 372, 672) down the track towards a holding or latch mechanism (22, 322, 422, 522). The holding or latch mechanism has a retractable latch. The holding or latch mechanism holds a fastener in a predetermined position to be driven into a substrate. A guide (14, 314, 414, 514) attached to a barrel (12, 312, 412, 512) of a power actuated gun guides the barrel permitting the barrel to be advanced for firing and driving the fastener. After firing a bias on the guide causes the barrel to be retracted for the positioning of another fastener to be driven. The present invention greatly facilitates the driving of fasteners having a plate, and permits the driving of fasteners quickly resulting in more efficient and therefore less costly construction.

Abstract: A belt feeding device for feeding a belt of a stapler includes a casing slidable and movable inward and outward of a housing and having a guide passage for receiving the belt. A rotary member is unidirectionally secured on in the casing with a shaft and includes a number of outer projections for engaging with and for feeding the belt step by step. The rotary member may be rotated relative to the casing step by step when the casing moves inward and outward of the housing. A spring member may be engaged with the rotary member for positioning the rotary member to said casing.

Abstract: A nail cartridge for a pneumatic nail driving device includes a housing that defines therein a nail groove, a plate receiving space over the nail groove, a sliding passage disposed sidewisely and offset from the nail groove, and a gap between the plate receiving space and the nail groove. The nail cartridge further includes a nail pushing plate disposed movably in a longitudinal direction in the plate receiving space and extending into the nail groove, and an urging member for urging the nail pushing plate in a manner that the nail pushing plate is moved in a transverse direction relative to the longitudinal direction into the gap so as to clear the nail groove without requiring detachment of the nail pushing plate from the housing.

Abstract: A fastener feeding mechanism for a power actuated gun (10, 310, 410, 510) having a track (16, 316, 416, 516) for holding a plurality of fasteners (18, 318, 636). Fasteners are biased by a spring (32, 372, 672) down the track towards a holding or latch mechanism (22, 322, 422, 522). The holding or latch mechanism has a retractable latch. The holding or latch mechanism holds a fastener in a predetermined position to be driven into a substrate. A guide (14, 314, 414, 514) attached to a barrel (12, 312, 412, 512) of a power actuated gun guides the barrel permitting the barrel to be advanced for firing and driving the fastener. After firing a bias on the guide causes the barrel to be retracted for the positioning of another fastener to be driven. The present invention greatly facilitates the driving of fasteners having a plate, and permits the driving of fasteners quickly resulting in more efficient and therefore less costly construction.

Abstract: A power actuated tool for driving a fastener such as a pin or nail into a substrate, has a fastener guide mounted at the forward end of a body of the tool for displacement axially inwardly relative to the body when the forward end of the tool is pressed against a substrate whereby to permit firing of the tool. A magazine carried by the tool for containing a plurality of fasteners mounted seriatim on segments of a carrier strip advances the leading end of the carrier strip and the fastener carried thereby into the fastener guide. A locking system for impeding firing of the tool is releasable in response to the presence of a fastener and associated segment of the carrier strip within the fastener guide whereby to permit firing of the tool only when a fastener is present within the fastener guide. The locking system thereby acts to prevent firing of the tool when the magazine is empty of fasteners and which could otherwise lead to damage occurring to the tool.

Abstract: A screwdriver for driving collated screws including a slide body coupled to a housing for reciprocal displacement in a cycle including a retraction stroke and an extension stroke. A lever pivotably mounted to the slide body carries at one end a cam pin received in a cam slot in the housing with the other end of the lever advancing successive screws in the screwstrip, the cam slot having first and second camming surfaces for selective engagement by the cam pin to vary the relative positioning of the lever to be different for the same position if the slide body in the housing in the retraction strokes than in the extension stroke.

Abstract: A stapler includes a barrel slidably received in a housing for engaging with a work piece, and a base having one end adjustably secured to the barrel and having a groove for slidably receiving fasteners. A casing is slidably engaged onto the base, a pusher is pivotally coupled to the casing, and a spring biases the pusher to the casing and biases the casing and the pusher toward the barrel for moving the fasteners into the barrel one by one. The casing and the pusher may be moved away from the barrel by a cam surface when the barrel is moved inward of the housing against a spring.

Abstract: A cover mechanism in a cartridge for an electric stapler comprises a movable wall, a cover body, and securing mechanism. The cartridge includes a storage portion for storing piled-up sheet-like staples each having linear-shaped staples connected together in a sheet shape. The movable wall is formed on a side wall of the storage portion and capable of swinging inwardly and outwardly. The cover body is disposed over an opening of the storage portion for insertion of the sheet-like staples and includes a covering portion. The covering portion of the cover body covers an outside portion of the movable wall and is respectively formed on two sides of the cover body. The securing mechanism secures together the covering portion of the cover body and the movable wall. Secured state between the covering portion of the cover body and the movable wall is removed when any sheet-like staples do not remain within the storage portion.

Abstract: A stapler includes a barrel slidably received in a housing for engaging with a work piece, and a base having one end adjustably secured to the barrel and having a groove for slidably receiving fasteners. A casing is slidably engaged onto the base, a pusher is pivotally coupled to the casing, and a spring biases the pusher to the casing and biases the casing and the pusher toward the barrel for moving the fasteners into the barrel one by one. The casing and the pusher may be moved away from the barrel by a cam surface when the barrel is moved inward of the housing against a spring.

Abstract: A nail magazine for a power nailer is disclosed which includes an elongated housing formed from a pair of parallel side walls which have a plurality of opposed elongated channels formed therein cooperating to define a plurality of guide tracks which receive the heads of a strip of nails fitting between the side walls. The side walls have a discharge end from which nails in the strip are discharged. The nails are biased towards the discharge end of the strip by a spring pusher arrangement including a flat plate received between the side walls.

Abstract: A nail engaging device of a nailer includes a cover pivotally connected to the barrel of the nailer and two recesses are defined in the cover. A first nail pushing member and a second nail pushing member are respectively received in the two recesses and two springs respectively urge the first nail pushing member and the second nail pushing member. A protrusion retractably extends from one of the two recesses and is located beside the second nail pushing member. The first nail pushing member and the second nail pushing member push the nails connected by wires in a nail feeding mechanism. When using nails connected by a plastic plate, the second nail pushing member is compressed by the second nail pushing member. The protrusion supports the plastic plate and pushes the nails into the barrel.

Abstract: A magazine for a coiled strip of nails useable in nailing tools, combinations thereof and methods therefor, having generally a magazine tray with an inner post having a recessed axial slot formed therein, and a nail plate having an outer post extending therefrom. The outer post is reciprocatingly disposed about the inner post, and a pin disposed through the outer post is biased so that an enlarged head thereof is biased into a recess of the axial slot to axially fix the nail plate relative to the inner post.

Abstract: An improved magazine structure for nailing machines includes a magazine body. The magazine body includes a base disk, a supporting disk, and a rod fixedly disposed on the supporting disk. The base disk is provided with a slot for passage of the rod. The rod has a sliding wheel disposed at a bottom portion thereof to allow the rod to displace slidably along the slot. The rod is disposed at a central position of the base disk, whereby the rod disposed at the central position of the base disk is caused to displace slidably outward to bring the support disk to displace therewith, so that a nail reel can be fitted vertically onto the supporting disk to achieve convenient and quick installation of the nail reel.

Abstract: A stapler includes a driving tool rotatably received in one end and a sleeve slidably engaged on the driving tool and biased outward of the stapler. A base and a barrel and a latch are secured onto the sleeve. A casing is slidably engaged onto the base. The base includes an arm having a groove for slidably receiving the ends of the fasteners that are secured in a belt. The casing includes a flange for guiding the belt. The latch includes a passage and a slot for guiding the belt and for allowing the belt to stably and smoothly supply the fasteners into the barrel.

Abstract: A fastening device (30) includes a housing (32) and a handle (34) extending from a first side of the housing to assume a pistol-like configuration. A head (38) is located at a forward end of the housing (32) and includes a nose member (40) located between two spaced housing parts or guide plates (41) and (42). A magazine (36) is attached to the nose member (40) adjacent a second side of the housing (32), opposite the first side thereof. A plurality of spaced, serially-arranged fastening elements (44) are linked together in a belt-like fashion, and are located within the magazine (36) for feeding and conveying of the fastening elements to a forward fitting position or assembly station (46) at a forward end of the nose member (40).

Abstract: In a fastener-driving tool comprising a housing structure with a handle and a nosepiece and a magazine with a main body and a hinged cover, the main body is mounted to the handle by a mortise and tenon mounting, which comprises a structure integral with the main body and defining a mortise and a structure integral with the handle and defining a tenon. The mortise and the tenon are tapered complementarily so that the tenon can wedge into the mortise. The mortise has a widened region and the tenon has a widened portion fitting into the widened region so as to prevent the tenon from pulling from the mortise in a direction normal to the handle.

Abstract: A magazine for a compressed-air nail firing tool, comprising a fastener guiding channel which is delimited laterally by a pair of flat and parallel walls, wherein one of the walls is fixed to the body of the firing tool, while the other wall is constituted by an access flap which is hinged to the fixed wall about a longitudinal axis, so as to allow lateral opening of the fastener guiding channel over at least a significant part of its length, elements being further provided for retaining the access flap in the position for closing the fastener guiding channel.

Abstract: A fastening machine (e.g. for rivets) has a fastening head where the fasteners are brought into alignment with the punch and die in a carrier tape. The carrier tape has a web with slits or teeth engageable by a sprocket wheel which sequentially advances the fasteners until the stems engage a retractable stop. When the punch is advanced, the fasteners are pushed through the carrier tape to be deformed by an upsetting die aligned with the punch. In modified embodiments, the fasteners are urged transversely from the web of the carrier tape, the carrier tape being advanced by a gear which engages teeth on a side flange on the carrier tape. The sprocket wheel may be remotely driven e.g. by a flexible cable drive to accommodate the movement as the fastening head is advanced towards, or retracted from, the upsetting die.

Abstract: A screwdriver for driving collated screws including a slide body coupled to a housing for reciprocal displacement in a cycle including a retraction stroke and an extension stroke. A lever pivotably mounted to the slide body carries at one end a cam pin received in a cam slot in the housing with the other end of the lever advancing successive screws in the screwstrip, the cam slot having first and second camming surfaces for selective engagement by the cam pin to vary the relative positioning of the lever to be different for the same position if the slide body in the housing in the retraction strokes than in the extension stroke.

Abstract: A screw-driving apparatus has a sprocket (21) causing the belt (70) to intermittently advance, and the sprocket is rotatably held on a transverse shaft (26) supported in a side wall of a slider (2) perpendicularly to a driver bit (7). The sprocket (21) is driven by a ratchet wheel (22) rotated by a pawl (24) swingably connected to a bell crank (23), the ratchet wheel (22) coaxial with the sprocket rotating only in one direction along with the sprocket. The bell crank (23) located near the sprocket is rockably held on the slider (2) and its one arm normally protrudes upwards to engage with a shoulder (35) formed in an upper wall of a casing (1), and the pawl (24) is pivoted to the bell crank's other arm.

Abstract: A tin cap dispenser for pneumatic nail guns that include a continues source of nails. The dispenser is also pneumatically activated and coupled to the operation of the nail gun. A pneumatically actuated handler arm member is reciprocally moved between two positions, one engaging a tin cap and the other one releasing it in alignment with a positioned nail also in coaxial alignment with the hammer of a nail gun. The timing of the tin cap handler arm member controls a valve assembly in series with the conventional trigger mechanism of the nail gun and another valve also in series that is activated by the handler arm member. A lock assembly inhibits the operation unless sufficient time is given to the feeding nails mechanism to get out of the way. The resulting device permits the continuous installation of tin caps on a flat surface.

Abstract: A driver for fasteners, and particularly, a power screwdriver is described which is adapted to drive screws having different diameters. The power screwdriver has a removable guide tube and complementary drive shaft. The guide tube is sized to the diameter of one size of screw. The complementary removable drive shaft is sized to be guided in the guide shaft, reciprocally movable therein to engage and guide a screw located in the guide tube. By removal of one pair of guide tube and complementary drive shaft and replacement with another pair of guide tube and complementary drive shaft adapted for use with screws having a different head diameter, the driver is adapted for driving screws of different head diameters.

Abstract: The method for fixing clips to a furniture rail comprises the steps of: providing two or more spaced apart clip-clamping machines which are arranged adjacent each other and which have clip magazines aligned, respectively, with an outlet end of each machine; positioning each machine adjacent to and perpendicular one side of the furniture rail and with the magazine of each machine being parallel to each other and with each magazine being perpendicular to the rail; feeding an elongate strip of sheet metal anchor clips including a series of separate, identical anchor clips, assembled end-to-end in a line and held together in a line by a strip of flexible material fixed to each clip, to each magazine of each clip-clamping machine in a direction perpendicular to the furniture rail; and fixing the clip at the front of each magazine to the furniture rail at the same time, thereby fixing a plurality of the clips required by the furniture rail to the one side of the rail at approximately the same time to greatly reduce

Abstract: A driver unit for an electric stapler comprises: a frame; a driver support member vertically movably mounted on the frame; a driver having a plate-like shape, fitted to the driver member such that the driver is vertically slidable in a predetermined range with respect to the driver support member; a driver hoist mechanism for driving the driver support member, driven by a motor to lower from an upward standby position to eject a staple to clinchers arranged right below the driver; and a vertical position adjusting mechanism provided between the driver support member and the driver, for adjusting a vertical position of the driver with respect to the driver support member.

Abstract: A portable device (1) for inserting into predefined seats in a body, such as an item of furniture, fixing and/or support elements (8) for load-bearing members associated with said body such as furniture support feet, said device (1) comprising a casing (2) with an expulsion unit (7) for said elements (8) to which a pressurized fluid is fed and which has an element (14) subjected to said fluid and movable between two working positions, in one of which it is retracted into said unit and in the other of which it cooperates with sad elements (8) for their expulsion from an exit mouth (10) of said unit (7), said elements (8) originating from a magazine (9) associated with said casing (2). When in the expulsion position, the movable member (14) emerges from the exit mouth (10) of the expulsion unit (7), said position being attained on connecting the device (1) to the fluid source.

Abstract: In the left-and-right-direction center of the bottom portion of a staple loading chamber 5, there is formed an opening 6, the left-and-right-direction central portion of the upper surface of a staple guide table 7 is exposed through the opening 6, and on the two left and right sides of the opening 6, there are formed staple guide grooves 9L and 9R which respectively communicate with the staple guide table 7. A belt with a tab portion is bonded to and wound on a roll staple. If the roll staple with the belt is inserted into the staple loading chamber 5, a front lid 2 is closed and the belt is pulled forwardly while holding the tab portion thereof, then the belt comes loose, so that the front portion of the roll staple is guided into the staple guide grooves 9L and 9R and is then fed to a position located in front of the staple guide table 7. If the tab portion of the belt is pulled further, then the belt is peeled off the front portion of the roll staple, which completes the loading of the roll staple.

Abstract: In a fastener-driving tool comprising a housing structure and a magazine, a structure fixed to the nosepiece is adapted to confine one of two sides of a leading portion of a strip of fasteners so as to guide the leading portion of the strip along fastener-guiding surfaces of the fixed structure. Moreover, a structure hinged to the nosepiece is adapted to be hingedly moved between an operative position and inoperative positions and is adapted when disposed in the operative position to confine the other side of the leading portion of the strip so as to guide the leading portion of the strip along fastener-guiding surfaces of the hinged structure. The hinged structure includes a polymeric cover hinged to the nosepiece, a holding member, and two wear guards, which are spaced one above the other, which are made of metal, and which are mounted so as to define the guiding surfaces of the hinged structure.

Abstract: A setting tool for driving fastening elements (12) includes a transport device (7) for strip-shaped magazines (11) containing the fastening elements (12) each spaced apart at a dimension (A) from one another. Pivotal transport levers (13, 22) are arranged within the transport device (7) for moving the magazines (11). One of the transport levers (22) is displaceable by a distance corresponding at least to the transporting path of the other transport lever (13). With the transport device (7) it is possible to insure different transport paths.

Abstract: A nail engaging device includes a nail input chamber which is connected between the barrel and the nail box, and a plug is connected below the nail input chamber which has a plurality of holes. A cover is pivotally mounted to the barrel and has a recess defined in the inside thereof so that a front sub-pushing member and a rear sub-pushing member are pivotally engaged with the recess of the cover. A main pushing member is engaged with the holes of the nail input chamber so as to engage with the first nail. The rear sub-pushing member has a first stop extending from the top thereof and the front sub-pushing member has a second stop extending from the top thereof so that the rear sub-pushing member can be pivoted to adapt the different thickness of the two types of nails.

Abstract: A pusher piston shifts a nail by a predetermined distance along an eject hole before a driver blade drives the nail. In this case, the predetermined shifting distance of the pusher piston satisfies a requirement that the tip of the nail protrudes out of the eject hole while the nail itself is not removed off a band member. Thus, the nail is surely held by the band member even when the nail is positioned at the pushed-out position where the tip of the nail protrudes out of the eject hole.