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| Number | Title | Issue Date |
| 7335208 | Tightening instrument for orthopaedic surgery of the spine The tightening instrument is made up of two parts (2,4) joined to each other by means which are designed to automatically uncouple the said two parts (2,4) by shearing rupture of a pin (8) when a predetermined tightening torque is reached, a fir... | 02/26/2008 |
| 7237464 | Fastening tool for screw threaded bolts Provided according to the invention is a fastening tool (10) for tightening/untightening screw threaded fasteners such as bolts or nuts (18). The bolts (18) comprise a head formed with a series of at least three cavities (18a) depl... | 07/03/2007 |
| 7228764 | Maximum engagement wrench A tool device is described which comprises an orifice which has at least one engagement end formed to control the rotation of a work piece. The tool device has a peripheral terminal end at the engagement end. The orifice is defined by an inner wall of alternating re... | 06/12/2007 |
| 7228609 | Extractor To extract a bushing from a housing, a number of cylindrical engaging elements are inserted in the bore of the bushing. The elements are clipped together by clips and have a lip which bears on the bushing end surface. An extractor head pushes on the elements to forc... | 06/12/2007 |
| 7225710 | Combination driver and combination fastener A driver has a tip that enables it to engage each one of a conventional hexagonal-head fastener and a conventional lobed-head fastener. The tip includes alternating flutes and crests. The crests are substantially flat to engage straight walls of a hexagonal-head. Th... | 06/05/2007 |
| 7185563 | Impact driver and fastener removal device A fastener impact driver device includes a fastener engagement member having a plurality of projections disposed about a lower portion that engages a corresponding peripheral portion of a fastener. The device further includes a positioning member having an upper por... | 03/06/2007 |
| 7171871 | Damaged bolt and screw removing devices A bit for removing a broken fastener comprises a tip from which extend two or more notches separated by scraping surfaces formed from two-sided frusto-conically-shaped regions. The scraping surfaces are bounded on one side by a cutting edge and on the other side by ... | 02/06/2007 |
| 7152509 | Fastener extractor A fastener extractor and a method of extracting a fastener are provided. The fastener extractor includes a shaft, an engagement end at a distal end of the shaft and an attachment end at a proximal end of the shaft. The engagement end includes a plurality of helical ... | 12/26/2006 |
| 7147421 | Screw and screwdriver A screw and a screwdriver of the present invention provide an easy insertion of screwdriver bits and the screwdriver conveys a large torque when fastening so that the screwdriver does not rise up from the screw and does not damage recesses to fasten and loosen the s... | 12/12/2006 |
| 7131175 | Extraction tool for extracting spiral threaded inserts and use of the extraction tool An extraction tool (20) for extracting spiral threaded inserts includes an elongated basic body (23, . . . , 26), on the one end of which an extracting tip (28) narrowing toward the front and intended for being inserted with a cutting action int... | 11/07/2006 |
| 7131357 | Universal golf spike removal tool The golf spike removal tool includes a primary shank with opposite proximal and distal ends. A handle is secured to the proximal end of the primary shank and projections extend from the distal end of the primary shank for engaging apertures in a golf spike. A supple... | 11/07/2006 |
| 7111531 | Screw and screwdriver A screw and a screwdriver of the present invention provide an easy insertion of screwdriver bits and the screwdriver conveys a large torque when fastening so that the screwdriver does not rise up from the screw and does not damage recesses to fasten and loosen the s... | 09/26/2006 |
| 7080582 | Screwdriver tool A screwdriver tool has a driving body and a tool shank mounted in the driving body so it can rotate about its axis. A device for transmitting a torque from the driving body to the tool shank interrupts the torque transmission if a predefined limiting torque is excee... | 07/25/2006 |
| 7077037 | Apparatus and method for removing a bolt from an assembly A method and apparatus for removing a fastener from an assembly in which the fastener is aligned with a concave end of the apparatus. A socket bit holder has a first end and a second end, with the first end being a concave end, and having a socket bit receptacle. Th... | 07/18/2006 |
| 7051628 | Impact wrench An impact wrench is disclosed. The wrench has a handle and a housing pivotally secured to one end of the handle. A socket drive cooperates with the housing and the socket drive receives a socket for engagement with a fastener. A follower is associated with the housi... | 05/30/2006 |
| 7048255 | Staple removal tool A staple removal tool includes a working end with an enlarged area and forked portion. The forked portion includes two prongs separated by a substantially V-shaped slot, wherein the V-shaped slot includes a rounded junction. The working end tapers in thickness along... | 05/23/2006 |
| 7007573 | Impact driver and fastener removal device A fastener impact driver device 10 includes a fastener engagement member 12 having a plurality of projections 14 disposed about a lower portion 16 that engages a corresponding peripheral portion 18 of a fastener 20. The devi... | 03/07/2006 |
| 7000501 | Bit for removing damaged screws The present invention relates to a bit for removing damaged screws, the bit of the present invention is able to reach and engage the deep portion of the slot of the damaged screws, while the conventional bit is unable to do so, so as to remove the damaged screw. The... | 02/21/2006 |
| 6988432 | Multi-tiered-recess screws A screw and driver system includes a range of screws and a driver. Each screw has a head having a driving recess in its surface for engagement by the driver. The recess of larger screws in the range have a plurality of superimposed recess tiers of decreasing size wi... | 01/24/2006 |
| 6978697 | Damaged bolt and screw removing devices A bit for removing a broken fastener comprises a tip from which extend two or more notches separated by scraping surfaces formed from two-sided frusto-conically-shaped regions. The scraping surfaces are bounded on one side by a cutting edge and on the other side by ... | 12/27/2005 |
| 6931968 | Drive for automated assembly A member for being joined to a mating member is provided. The member includes a number of drive sections that are engagable by a driver having corresponding driver sections. The rotation of the driver causes the member to be joined to the mating member. Each drive s... | 08/23/2005 |
| 6928901 | Device for removing a broken light bulb from a socket A device for removing a hollow base of a broken light bulb utilizing a member terminating in an end surface which is capable of extending into the hollow base of a bulb. The member also includes a portion capable of receiving an applied torsional force. An adhesive ... | 08/16/2005 |
| 6877402 | Fastener extractor A fastener extractor is provided that includes an attachment end having an attachment means for connection to an extraction tool and a receiving end. The receiving end has an interior bore that angles inwardly towards the attachment end. The interior bore has a cent... | 04/12/2005 |
| 6868756 | Device to extract broken fasteners embedded in a workpiece A device for the extraction of broken fastener comprises a left handed cutting tool juxtaposed to a left handed drill bit that is surrounded by a socket. In a specific embodiment the socket has longitudinal slits, a ribbed inner surface, and a threaded outside surfa... | 03/22/2005 |
| 6807880 | Mechanical nut and stud removal tool The invention concerns a tool for removing fastening members, such as nuts and studs. The tool comprises an elongate body member (30) with first and second ends, the first end having means (31′) for deforming an end face of the fastening member to pr... | 10/26/2004 |
| 6761089 | Tool for removing screws with damaged heads A double-ended hexagonal shank tool bit for extracting Phillips head or similar screws with damaged heads. One end of the tool shapes the screw head recess to a flared opening. The other end of the tool is tapered with left-hand screw threads and diametrically oppos... | 07/13/2004 |
| 6655241 | Anti-skip fastener tightening and/or extraction device An anti-skip fastener tightening and/or extraction device 10 includes a tool bit end 12 having a plurality of flutes or crossing members 13-16, each crossing member having at least one recess 18 and 26 positioned in a side wall 20,21,28 and 29. The recess... | 12/02/2003 |
| 6609862 | Tool bit A drill bit has a chuck engaging shank portion having a geometric cross-sectional shape; a plurality of projections formed on at least a part of at least one of said surfaces; said projections (a) varying in height across said surface, and (b) engaging an... | 08/26/2003 |
| 6598498 | Fastener extractor A fastener extractor is provided that includes an attachment end having an attachment means for connection to an extraction tool and a receiving end. The receiving end has an interior bore that angles inwardly towards the attachment end. The interior bore... | 07/29/2003 |
| 6588305 | Notch-forming extraction tool for helical inserts A notch-forming extraction tool for helically coiled wire inserts according to the invention includes a mandrel with a second end having a tooth adapted to form and be received by a notch of the insert. A first end opposite the second end is received in a... | 07/08/2003 |
| 6575057 | Broken heater hose coupler removal tool and method of use A tool for the removal of a broken heater hose coupler from an engine block includes a symmetrical driving tool with twelve teeth or splines for engagement with the broken coupler so that a wrench may be applied to the opposite end of the tool to twist an... | 06/10/2003 |
| 6526851 | Undercut screw and matching bit A screw has a head portion and a threaded portion. The head portion has an undercut slot extending across it. The slot has a flat floor and sloping sides and the width of the floor of the slot is greater than the width at the top opening of the slot. A ma... | 03/04/2003 |
| 6511267 | Tool for removing broken fittings A tool for removing a tubular member having a threaded exterior, such as a pipe fitting, from a threaded bore. The tool includes a pilot section for guiding the tool into an interior of the tubular member, a shank section adapted for connection to a drill... | 01/28/2003 |
| 6446531 | Sprinkler riser extraction insertion tool An apparatus is disclosed for removing, re-inserting or inserting for the first time, sprinkler system risers into sprinkler system piping connector which connectors are located underground. The apparatus features an elongated tubular member having a pair... | 09/10/2002 |
| 6349624 | Sprinkler tool The tool of the present invention comprises two handle/body members each pivotally coupled to a respective end of a generally straight, rigid stem. Each handle/body member is adapted to function as a handle when positioned transversely, preferably at 90 d... | 02/26/2002 |
| 6260442 | Broken light bulb base remover A tool for removing a broken light bulb base from a socket includes a body member for supporting a tubular resiliently deformable bulb base gripping head member operable to engage a broken bulb base including the glass bulb base portion, if remaining inta... | 07/17/2001 |
| 6223634 | Recessed head fastener and driver systems Recessed head fasteners are provided with a configuration by which the force applied by the blades of the driver to the recessed wings is applied at the radially outer regions of the wings. The wings of the fastener recess may be provided with torque pads... | 05/01/2001 |
| 6176161 | Damaged screw removing screwdriver A damaged screw removing screwdriver includes a handle and a shank extending from the handle. The shank has a distal end for being engaged with slots in the head of a bolt. A plurality of blade portions extend radially outward from the distal end of the s... | 01/23/2001 |
| 6161456 | Shielded spike tool A shielded spike tool for removing and installing spike elements from sports shoes, the shielded spike tool including a tool head with an engagement structure extending from a first surface thereof, and a shank extending from a second surface thereof, opp... | 12/19/2000 |
| 6152000 | Driver bit and driver A driver bit and a driving tool having a plurality of projections formed on at least one surface of the shank portion/driving portion of the bit/tool to retain the bit in a bit holder, or to retain a socket or the like on the driving tool. The projections... | 11/28/2000 |
