| Patents for F16B 23 - Specially-shaped heads of bolts or screws for rotations by a tool (3,038) |
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| 08/15/2002 | US20020110437 Screw retention device |
| 08/14/2002 | EP1231389A1 Screw retention device |
| 08/14/2002 | EP1230489A1 System comprising a screw and a tool therefor |
| 08/01/2002 | DE10103175A1 Schraubenverbindung Screw connection |
| 07/31/2002 | CN1088503C 螺钉 Screws |
| 07/25/2002 | DE10065782A1 Screw and associated screw driver with internal funnel-shaped connection device in screw head, and funnel-shaped screw driver end |
| 07/23/2002 | US6421902 Method and device for producing and checking screwed connections |
| 06/11/2002 | US6402449 Screw with an improved head |
| 06/11/2002 | US6402447 Connection bolt for repeated tightening beyond yield point |
| 06/05/2002 | EP1210212A1 Fastener system with spline recess and driving tool |
| 05/30/2002 | WO2001079708A3 A reduced weight threaded fastener assembly and method of forming |
| 05/28/2002 | US6394725 Countersunk head screw |
| 05/28/2002 | US6394724 Snap-in panel fastener |
| 05/28/2002 | US6393953 Combination of screw with driver bit or wrench |
| 05/22/2002 | EP1206648A1 Security screw |
| 05/08/2002 | EP1203164A1 Tamper resistant fastener |
| 05/08/2002 | EP1203163A2 High strength blind bolt with uniform high clamp over an extended grip range |
| 05/01/2002 | CN2489137Y Screw capable of screwed-in only |
| 04/30/2002 | US6378406 Combination of driver bit and screw |
| 04/16/2002 | CA2323161A1 Woolford's pressure equaliser |
| 04/10/2002 | EP1195532A1 Connecting element comprising a head and an at least partially threaded shaft |
| 04/09/2002 | US6367358 Driver for threaded fasteners with spiral drive |
| 04/04/2002 | US20020039524 Combination sidewalk bolt |
| 04/04/2002 | US20020039523 Fastener including a head and a shank at least partially including a threaded portion |
| 04/04/2002 | DE10046562A1 Außensechsrundschraube und Verfahren zu deren Herstellung Hex-head screw, and processes for their preparation |
| 04/03/2002 | EP1007858B1 Method and device for producing and checking screwed connections |
| 03/26/2002 | US6362448 Fastening element, such as a short-shanked T-stud or self-piercing rivet, and feeder for the fastening element |
| 03/26/2002 | US6361258 Permanently placeable fasteners, inserter head for fastener placement and related methods |
| 03/20/2002 | EP1188937A2 Hexagonal-headed screw and process for its manufacturing |
| 03/19/2002 | US6357981 Fastener structure |
| 03/14/2002 | WO2002021002A1 Drywall screw |
| 03/14/2002 | US20020031415 Blind fastener and drive nut assembly |
| 03/14/2002 | US20020029666 Screw, driver bit and header punch for manufacture of screw |
| 03/14/2002 | US20020029665 Recessed head fastener and driver systems |
| 03/14/2002 | US20020029596 Safety pin to be actuated by a magnetic key |
| 02/28/2002 | US20020025242 Non-removable structural threaded fastener with threads of lesser outer diameter than the shank and method of forming same |
| 02/27/2002 | CN2478754Y Batten and button element |
| 02/21/2002 | DE10048918C1 Fixing element with head and threaded shaft has internal multi-edged formation provided by tangential surfaces with radial surfaces at their ends joined by convex surfaces for operation by 6-sided key |
| 02/14/2002 | WO2002012737A1 Dowel for lightweight building materials and use of a screw driver bit for screwing in such dowels |
| 02/14/2002 | US20020017170 High-torque resorbable screws |
| 02/14/2002 | DE10038016A1 Dübel für Leichtbaustoffe Anchors for lightweight building materials |
| 02/14/2002 | DE10036596A1 Fastening screw with polygonal socket for torque introduction with introduction point for torque located inside hollow screw shaft |
| 02/14/2002 | CA2417949A1 Dowel for lightweight building materials and use of a screw driver bit for screwing in such dowels |
| 02/07/2002 | US20020015631 Non-removable structural threaded fastener with threads of lesser outer diameter than the shank and method of forming same (div. 1) |
| 02/07/2002 | US20020015630 Non-removable structural threaded fastener with threads of lesser outer diameter than the shank and method of forming same (div. 3) |
| 02/07/2002 | US20020014137 Screw device and assembly for theft-proofing vehicle wheels |
| 02/06/2002 | CN1334411A Screw, its forming mould and its screw driver |
| 02/05/2002 | US6343531 High-torque resorbable screws |
| 01/31/2002 | US20020012578 Reduced weight aircraft collar and method of making same |
| 01/31/2002 | DE10034740A1 Befestigungselement Fastener |
| 01/29/2002 | US6341927 Tamper reistant fastener |
| 01/29/2002 | US6341546 Screw, driver bit and header punch for manufacture of screw |
| 01/23/2002 | EP1174626A1 Fastening element |
| 01/09/2002 | CN2470601Y Scroll inner-triangular screw and screw-driver |
| 01/03/2002 | DE10123854A1 Radbefestigungsanordnungen Wheel fixation |
| 01/01/2002 | US6334748 Screw with cutting head and self tapping cutter |
| 12/19/2001 | EP1164299A1 Fastener system including a fastener and a cap |
| 12/12/2001 | EP1162376A1 Fixing member with a recess at the end of its threaded shank |
| 12/11/2001 | US6328517 Combination sidewalk bolt |
| 11/29/2001 | WO2000045057A9 High torque wrenching system |
| 11/28/2001 | EP1157217A1 Screw device and assembly for theft-proofing vehicle wheels, and a motor vehicle with such theft-proofing |
| 11/20/2001 | US6318340 Fastening element |
| 11/15/2001 | US20010041112 Tamper reistant fastener |
| 11/13/2001 | US6314840 Separable coupling and corresponding tool |
| 11/07/2001 | EP0979358B1 Screw |
| 11/01/2001 | WO2001081775A1 Screw with countersunk head |
| 11/01/2001 | US20010035075 High-torque resorbable screws |
| 10/30/2001 | US6308997 Add-on tamper-resistant lock device for cover |
| 10/25/2001 | WO2001079708A2 A reduced weight threaded fastener assembly and method of forming |
| 10/25/2001 | US20010033062 Connecting element, in particular a screw, for fastening a gasket profile on a body part of a vehicle |
| 10/25/2001 | DE10047367A1 Sicherheitsvorrichtung Safety device |
| 10/25/2001 | CA2406978A1 Non-removable structural fastener with threads of lesser outer diameter than the shank and method of forming same |
| 10/25/2001 | CA2305737A1 Screw head & driver assy |
| 10/18/2001 | WO2001077538A1 Driving heads for fasteners |
| 10/18/2001 | DE10044474A1 Adapter for attachment of a standard vibration or knocking sensor to a combustion engine with a non-standard borehole or thread for the sensor, has two threaded regions for receiving the sensor and attaching to the engine |
| 10/17/2001 | EP1146236A2 Safety device for screw connections |
| 10/17/2001 | EP1145888A2 Connecting element, in particular a screw, for fastening a gasket profile on a body part of a vehicle |
| 10/11/2001 | US20010028836 Pull stud bolt |
| 10/11/2001 | US20010028835 Screw with tamper-proof head |
| 10/11/2001 | US20010028170 Tube nut and threaded connection between a brake hose and a brake line |
| 10/10/2001 | EP1143182A2 Bolt and threaded connection of a brake hose and a brake pipe |
| 10/04/2001 | US20010025552 Driver, fastener and forming tool |
| 10/02/2001 | US6295900 Fastener constructions |
| 09/27/2001 | WO2001071204A1 Wheel attachment equipment for engaging a deeply recessed wheel rim against unauthorised removal |
| 09/25/2001 | US6293745 Screw with an improved head structure and punch for forming same |
| 09/25/2001 | US6293744 Fastener system including a fastener and a cap |
| 09/19/2001 | EP1134437A1 Screw with a threaded head |
| 09/19/2001 | CN2448982Y Concave head screw |
| 09/19/2001 | CN2448981Y Vehicle lamp installation screw |
| 09/18/2001 | US6290445 Non-removable structural threaded fastener with threads of lesser outer diameter than the shank and method of forming same |
| 09/18/2001 | US6290444 Countersunk head screw |
| 09/13/2001 | US20010020405 Separable coupling and corresponding tool |
| 09/13/2001 | DE10017254C1 Cap screw bolt, to link a vehicle brake hose to a brake line, is tightened in a prismatic opening coaxial to the longitudinal axis of the center drilling through the screw bolt with a high torque transfer between the tool and the bolt |
| 08/16/2001 | WO2001004499B1 High strength blind bolt |
| 08/07/2001 | US6269716 High-torque resorbable screws |
| 07/26/2001 | DE10002068A1 Bolt for concealed mounting of C-shaped door handles on door has v-shaped grooves around its head, which also has surfaces at top allowing it to be turned with tool, and recess at other end into which second bolt can be inserted |
| 07/25/2001 | EP1117941A1 Screw and screwdriver for a non-slip screw/screw driver pairing |
| 07/19/2001 | WO2001004499A3 High strength blind bolt |
| 07/12/2001 | WO2001050028A1 Combination of screw and screw driver bit and header punch for its manufacture |
| 07/12/2001 | WO2001049459A1 Driver bit or wrench and screw combination |