| Patents for F16B 23 - Specially-shaped heads of bolts or screws for rotations by a tool (3,038) |
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| 01/14/2009 | CN100450685C Method for forming groove on screw fastener head |
| 01/08/2009 | WO2009006181A1 Lobular drive system with interference fit and method and apparatus for fabricating same |
| 01/08/2009 | WO2008140289A4 An improved fastener and driving tool |
| 01/07/2009 | CN201176997Y Unidirectional fastening screw |
| 01/07/2009 | CN100449160C Fastener and working tool thereof |
| 01/06/2009 | US7473182 Spiral drive fastener with friction engageable surface |
| 01/01/2009 | US20090003967 Lobular drive system with interference fit and method and apparatus for fabricating same |
| 12/31/2008 | WO2009001635A1 Screw, and driver bit |
| 12/30/2008 | CA2525175C Blind fastener and nose assembly for installation of the blind fastener |
| 12/24/2008 | CN201170247Y 组合式螺栓 Combined Bolts |
| 12/24/2008 | CN201170241Y Outwards convex screwing structure stud |
| 12/24/2008 | CN101331330A A fastener assembly |
| 12/17/2008 | CN201166046Y Anti-theft unloading bolt nut and tools thereof |
| 12/17/2008 | CN201166040Y Sawteeth lock screw |
| 12/17/2008 | CN201166039Y Sawteeth oval head cross lock screw |
| 12/17/2008 | CN201166038Y Sawteeth inner hexagon lock screw |
| 12/17/2008 | CN201166037Y Sawteeth cross lock screw |
| 12/17/2008 | CN201166036Y Sawteeth oval head transverse lock screw |
| 12/17/2008 | CN201166035Y Sawteeth transverse lock screw |
| 12/17/2008 | CN201166034Y Inner concave screw structure stud |
| 12/17/2008 | CN101323104A Flat conical screwdriver head and corresponding bolt slot structure |
| 12/17/2008 | CN100443744C Lobed drive socket for fastener |
| 12/11/2008 | WO2008131015A3 Multi-tool adjusting screw |
| 12/10/2008 | CN201162758Y Screw nail |
| 12/10/2008 | CN201162754Y Jack screw |
| 12/09/2008 | US7461869 Air brake hose coupling with locking device |
| 12/04/2008 | US20080295651 Brick tie anchor and drive tool |
| 12/03/2008 | CN201159231Y Screw |
| 11/26/2008 | EP1995474A2 Improved drive socket design for hold and drive fastener |
| 11/26/2008 | CN201155511Y Electronic device and its detaching-proof screw |
| 11/26/2008 | CN201154375Y Die and screw manufactured thereby |
| 11/20/2008 | WO2008140289A1 An improved fastener and driving tool |
| 11/20/2008 | WO2008138907A1 Theft-protected screw part |
| 11/20/2008 | DE102008013895A1 Diebstahlgesichertes Schraubteil Secured theft screw |
| 11/18/2008 | US7452361 System with a screwdriver and a bone screw |
| 11/13/2008 | WO2008136765A1 Screw head recess drive and corresponding driver tool and recess punch |
| 11/13/2008 | US20080279653 Screw head formation |
| 11/12/2008 | CN201149028Y Anti-dismounting bolt pair, anti-dismounting bolt nut thereof, and special-purpose wrench thereof |
| 11/12/2008 | CN100432454C Bolt and method for fastening and loosening the same |
| 11/06/2008 | US20080273938 Fastener Assembly |
| 11/05/2008 | CN100430614C Low contour-profile fastening screw |
| 10/30/2008 | WO2008131015A2 Multi-tool adjusting screw |
| 10/30/2008 | CA2681599A1 Multi-tool adjusting screw |
| 10/29/2008 | EP1985398A1 Method for making a screw for spectacles, and screw for spectacles thus made |
| 10/29/2008 | CN100429028C Punch and manufacturing method for recessed head fastener |
| 10/28/2008 | US7441483 Tamper-resistant fastener and method and tool for use with same |
| 10/21/2008 | US7438513 Ribbed fastener |
| 10/21/2008 | CA2299115C Countersunk head screw |
| 10/15/2008 | CN201132191Y Die for dill tail moulding screw |
| 10/15/2008 | CN101285493A Multifunctional special-shaped screw |
| 10/08/2008 | CN101283186A Fasteners with multi-tiered recesses and drivers with multi-tiered driving tips |
| 10/02/2008 | US20080240883 Threaded Insert and Method of Using Same |
| 10/01/2008 | CN201125914Y Flat-shaped screwing structure stud |
| 09/25/2008 | DE202008007024U1 Senkschraube und deren Anwendung zur Verbindung einer Kurbel und eines Zahnscheibensatzes Countersunk screw and its application for connecting a crank and a tooth pulley set |
| 09/24/2008 | CN201121635Y Combined screw |
| 09/24/2008 | CN201121634Y Combined screw |
| 09/24/2008 | CN201121633Y 组合式螺丝 Combined screw |
| 09/24/2008 | CN201121629Y Screwed external member group |
| 09/18/2008 | US20080226423 Multi-tiered-recess Screws |
| 09/17/2008 | CN201117829Y High speed railway integrated earth terminal for grounding |
| 09/16/2008 | US7425112 Tamper resistant screw |
| 09/04/2008 | US20080213065 Joining assembly including a plastic support member and a plastic threaded element |
| 09/03/2008 | EP1525402B1 Lobed drive socket for fastener |
| 09/03/2008 | EP1520110B1 Screw and driver therefor |
| 09/02/2008 | US7419124 Multi-purpose mount for securing insulation and holding cables |
| 09/02/2008 | CA2589776C Recessed head fastener and driver systems |
| 08/27/2008 | EP1960678A1 A fastener assembly |
| 08/27/2008 | CN201106615Y Closing lock screw and special rotating tool |
| 08/27/2008 | CN201106606Y Antitheft screw nail |
| 08/26/2008 | CA2371394C Shape-memory coupling especially for spinal fixator |
| 08/21/2008 | DE202008007348U1 Kraftangriff einer Schraube Force attack a screw |
| 08/20/2008 | CN201103603Y Nonstandard antitheft screw |
| 08/20/2008 | CN201103599Y Combined bolt |
| 08/20/2008 | CN201103594Y Novel screw |
| 08/20/2008 | CN101245803A Combined bolt |
| 08/14/2008 | WO2008049621B1 Clamping device and collet chuck, base and chuck key therefor |
| 08/13/2008 | CN201100301Y Theft-prevention screw and special spanner |
| 08/13/2008 | CN100410552C Screw |
| 08/06/2008 | CN201096131Y Floor screw nail and its special-purpose rotating tool |
| 08/06/2008 | CN101235842A Theft-proof bolt and nut and its tool |
| 08/06/2008 | CN101235841A Drill clamping chuck self-tightening screw nail and its manufacture method |
| 07/30/2008 | CN201093002Y Antitheft bolt and rotating tool |
| 07/29/2008 | CA2470005C Method of fastening |
| 07/29/2008 | CA2308658C Drive system |
| 07/24/2008 | US20080175688 Fastener with stepped head for composite decking |
| 07/23/2008 | EP1945958A1 Fasteners with multi-tiered recesses and drivers with multi-tiered driving tips |
| 07/23/2008 | CN201090581Y Bolt |
| 07/23/2008 | CN201090580Y 螺栓 Bolt |
| 07/23/2008 | CN201090579Y High speed principal axis and seal plug structure of screw cap thereof |
| 07/23/2008 | CN100404889C Screw with driven hole and screwdriver head used for the screw |
| 07/16/2008 | CN101223370A Fastener head |
| 07/16/2008 | CN101220827A Un-slipped screw and bottle opener |
| 07/15/2008 | US7399150 Connecting element |
| 07/10/2008 | US20080166203 Plastic overmolded screw |
| 07/09/2008 | CN101216062A Connecting arrangement with a plastic carrier part and a plastic thread element |
| 07/03/2008 | US20080159829 Threaded fastener |
| 07/03/2008 | US20080159828 Threaded fastener |
| 07/03/2008 | US20080159827 Screw head and tool for use therewith |
| 07/02/2008 | EP1939464A2 A dynamometric screw with antiflexure fusible head |
| 07/02/2008 | EP1939463A1 Screw with recess in the head of the screw |