| Patents for F16B 31 - Screwed connections specially modified in view of tensile load; Break-bolts (2,772) |
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| 04/01/1998 | EP0833067A1 Non-removable threaded joint |
| 03/24/1998 | US5730569 Hydraulically assisted fastener element |
| 03/18/1998 | EP0829652A2 Connection |
| 03/11/1998 | EP0745194A4 Electromagnetic acoustic transducer for bolt tension and load measurement |
| 03/04/1998 | CN1174943A Fastener for unstable load |
| 03/03/1998 | US5722807 Clamp load indicator |
| 02/26/1998 | DE19633512A1 Screw for do-it-yourself home security |
| 02/19/1998 | WO1998006605A1 Pretensioner |
| 02/18/1998 | CN2274838Y Rotary compressor with slider and drived by permanent synchronous motor |
| 02/05/1998 | WO1997044644A3 Minimizing the effect of bending on ultrasonic measurements in a load-bearing member |
| 02/04/1998 | EP0822347A1 Threaded fastener and method of improving the fatigue life thereof |
| 02/04/1998 | EP0708891B1 Hydraulically assisted fasteners |
| 02/03/1998 | US5713705 Fastener bolt with limited torque head |
| 01/28/1998 | CN1171502A Self-locking preload controlling nut |
| 01/22/1998 | WO1998002667A1 Method and apparatus for indicating a load |
| 01/21/1998 | EP0819222A1 Fastener |
| 01/20/1998 | US5709514 Liveload assembly |
| 01/08/1998 | WO1998000660A1 Seals for hydraulic assemblies |
| 01/07/1998 | EP0816692A1 Fixing element for dynamic forces |
| 01/02/1998 | DE19624339A1 Clamping device for insert rotary connection of two components |
| 12/30/1997 | US5703916 Apparatus and method for loosening a stuck reactor vessel stud |
| 12/30/1997 | US5702214 Non-removable structural fastener assembly |
| 12/23/1997 | US5700120 Threaded fastener and method of improving the fatigue life thereof |
| 12/17/1997 | EP0812993A1 Assembly with a screw and a nut |
| 12/16/1997 | US5697743 Tamper proof threaded fastener |
| 12/10/1997 | EP0811720A2 Fastener assemblies for railway rails |
| 12/09/1997 | US5695306 Fusible member connection apparatus and method |
| 12/02/1997 | US5692863 Self-locking preload controlling nut |
| 11/27/1997 | WO1997044644A2 Minimizing the effect of bending on ultrasonic measurements in a load-bearing member |
| 11/25/1997 | US5690458 Hydraulic bolt tensioner |
| 11/25/1997 | US5690456 Apparatus for securing structural members together |
| 11/18/1997 | US5688088 Dynamometric screw or nut |
| 11/13/1997 | DE19637592C1 Joint connection subjected to alternating axial loads for connecting three-part vehicles |
| 11/05/1997 | EP0804689A1 Pre-tensioning device for fastening elements and method for pre-tensioning a fastening element |
| 11/04/1997 | CA2090418C Ultrasonic load indicating member with transducer |
| 10/28/1997 | US5681135 Threaded fastener with multi-stage torque limiting applicator |
| 10/23/1997 | WO1997038827A1 A safety device at preloaded bolts |
| 10/07/1997 | US5675087 Fastener characterization with an electromagnetic acoustic transducer |
| 09/25/1997 | DE19610530A1 Expansion-shafted nut with thread in reduced section |
| 09/24/1997 | EP0797012A2 Hydraulic tensioning apparatus |
| 09/16/1997 | US5668323 Method and apparatus for indicating a load |
| 09/16/1997 | US5667346 Direct tension indicator washer |
| 09/09/1997 | US5664897 Releasable connector with severable line |
| 08/14/1997 | WO1997029288A1 Direct tension indicator washer |
| 08/14/1997 | DE19603410A1 Schraube zum Einsetzen in einen Knochen sowie Ausdrehwerkzeug dafür Screw to be inserted into a bone and boring tool for |
| 08/07/1997 | WO1997027812A1 Screw for insertion into a bone and tool for removing this screw |
| 08/07/1997 | CA2244217A1 Screw for insertion into a bone and tool for removing this screw |
| 08/06/1997 | EP0787980A2 Measuring a load on a part and monitoring the integrity of the part |
| 08/06/1997 | EP0544823B1 Ultrasonic load indicating member with transducer |
| 08/05/1997 | US5653481 Pipe clamp with live loading nut assembly |
| 07/30/1997 | EP0786603A1 Self-locking preload controlling nut |
| 07/29/1997 | US5651649 High strength torque type blind bolt with anti-rotation |
| 07/29/1997 | US5651296 Device for providing protection against debris produced by a pyro bolt cutter |
| 07/17/1997 | WO1997025542A1 Clamping screw |
| 07/17/1997 | WO1997025540A1 A method and manufacture of an axial tensioned bolt |
| 07/16/1997 | EP0655025A4 Mechanical tensioner. |
| 07/09/1997 | EP0783078A2 Method for the arrangement of highly prestressed threaded fixations |
| 07/02/1997 | EP0635102B1 Load indicating fastener |
| 06/26/1997 | DE19654848A1 Flexible bearing for machinery |
| 06/26/1997 | DE19651838A1 Plastics mounting part with seal for casing cover of cylinder head in engines |
| 06/24/1997 | US5640749 Method of and device for elongating and relaxing a stud |
| 06/19/1997 | DE19613919C1 Head screw for cylinder head and main bearing of IC engine |
| 06/18/1997 | EP0779440A1 Drain bolt for a sheet metal container |
| 06/13/1997 | CA2191926A1 Torque limiting socket for twist-on wire connectors |
| 04/29/1997 | US5624219 Clamping member |
| 04/29/1997 | US5624216 Screw with a shearable head, and a tool for tightening such a screw |
| 04/24/1997 | WO1997014893A1 Screw bolt |
| 04/22/1997 | US5622465 Lock nut |
| 04/17/1997 | WO1997013982A1 Setting device for a threaded fastener |
| 04/09/1997 | EP0650560B1 Dynamometric screw or nut |
| 04/01/1997 | US5615575 Drive tool with sensor for fastener deflection during tightening and clamping force validator |
| 03/20/1997 | DE19534389A1 Fastener to attach deformable component to workpiece |
| 03/13/1997 | DE19549191C1 Screw fastener for pylon |
| 03/06/1997 | DE19532746A1 Explosive bolt, especially for use on missiles |
| 02/26/1997 | EP0759125A1 Device for protection against over-tightening of bolts, screws and the like |
| 02/18/1997 | US5603592 High strength blind bolt with uniform high clamp over an extended grip range |
| 02/04/1997 | US5598738 Load apparatus and method for bolt-loaded compact tension test specimen |
| 01/30/1997 | WO1997003296A1 Device for measuring the extension of a threaded bolt or screw |
| 01/29/1997 | CN1141668A Pre-tensioning device for fastening elements and method for pretensioning fastening element |
| 01/29/1997 | CN1033928C Screwing apparatus for tightening |
| 01/22/1997 | EP0754527A1 Fluid operated tool for elongating and relaxing a threaded connector |
| 01/09/1997 | DE19524959A1 Meßeinrichtung für die Dehnung eines Gewindebolzens oder einer Schraube Measuring means for the extension of a threaded bolt or screw |
| 01/07/1997 | US5591919 Method and apparatus for monitoring and controlling tightening of prevailing torque fasteners |
| 01/02/1997 | EP0750723A1 Improvements relating to clamping screws |
| 01/02/1997 | DE19610748A1 Nut or screw with polygonal driving face which cooperates with key |
| 12/27/1996 | WO1996041703A1 Preloading of casing bolts |
| 12/27/1996 | EP0602030B1 Improvements in and relating to fasteners |
| 12/24/1996 | US5586851 Prestress-monitoring element for screw-type anchors |
| 12/18/1996 | EP0748671A1 Hydraulic bolt tensioner |
| 12/18/1996 | EP0670037B1 Joints |
| 12/18/1996 | CN1137965A Hydraulic bolt tensioner |
| 12/17/1996 | US5584627 Load indicating fasteners |
| 12/17/1996 | US5584626 Torque-limiting fastening element |
| 12/17/1996 | US5584625 Bolt with shearable head |
| 12/04/1996 | EP0745194A1 Electromagnetic acoustic transducer for bolt tension and load measurement |
| 12/03/1996 | US5579986 Dual-function fastener and method of use |
| 11/27/1996 | CN1136646A Screw with breakable head and driving tool |
| 11/26/1996 | US5577870 For holding an object on a drive means |
| 10/16/1996 | CN1033055C Ultrasonic load indicating member with transducer |
| 10/10/1996 | WO1996031706A1 Fastener |