| Patents for F16B 31 - Screwed connections specially modified in view of tensile load; Break-bolts (2,772) |
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| 09/19/2002 | US20020131839 Bolt and method of clamping members using the same |
| 09/18/2002 | EP1241364A2 Bolt and method of clamping members using the same |
| 09/12/2002 | US20020127079 Threaded bolt having measurement planes |
| 08/28/2002 | CN1366555A Method for manufacturing high strength bolt excellent in resistance to delayed fracture and relaxation |
| 08/21/2002 | CN1089435C Ultrasonic load indicating member with sensor |
| 08/08/2002 | WO2002061292A1 Load indicating member with identifying mark |
| 08/08/2002 | WO2001029436A9 Torque-limiting assembly |
| 08/06/2002 | US6428269 Turbine engine bearing support |
| 07/30/2002 | US6425718 Direct multi-tension indicating washer having bumps of a first and second height |
| 07/23/2002 | US6421902 Method and device for producing and checking screwed connections |
| 07/18/2002 | US20020093146 Pressure relief arrangement for a housing |
| 07/11/2002 | WO2002053325A1 Driving tool for shearable fasteners |
| 07/11/2002 | US20020089231 Combined dust cap and position indicating device, particularly for vehicle wheel nuts |
| 07/03/2002 | EP1007928B1 Method and device for checking screwed connections |
| 06/27/2002 | WO2002050439A1 High tensile bolt connection structure, method of fixing nut for the structure, torsia high tensile bolt, and connection method using the torsia high tension bolt |
| 06/27/2002 | CA2349262A1 Pressure relief arrangement for a housing |
| 06/26/2002 | EP1217232A1 Lock nut |
| 06/26/2002 | EP1216377A1 Tube fitting with indicating means |
| 06/26/2002 | EP1007287B1 Method and device for producing screw assemblies |
| 06/20/2002 | US20020076296 Torque lock |
| 06/20/2002 | US20020076295 Torque limiting device |
| 06/14/2002 | CA2364325A1 Torque limiting device |
| 06/13/2002 | US20020071734 Tamper indicating tool engaging head |
| 06/11/2002 | US6404322 Fusible link |
| 06/11/2002 | US6402447 Connection bolt for repeated tightening beyond yield point |
| 06/06/2002 | US20020066246 Automatic take-up device with internal spring |
| 06/04/2002 | US6398471 Utility lug nut tension indicator |
| 06/04/2002 | US6398312 Combined dust cap and position indicating device, particularly for vehicle wheel nuts |
| 05/29/2002 | DE10057302A1 Zugübertragende Befestigungsvorrichtung Zugübertragende fastening device |
| 05/23/2002 | WO2002040877A1 Traction transmitting securing device |
| 05/09/2002 | US20020054809 Utility lug nut tension indicator |
| 05/07/2002 | US6381827 Method for maintaining a clamping force between bolted parts in high temperature |
| 05/02/2002 | WO2002035305A2 Explosive-bolt-activated spring-loaded actuation device |
| 05/01/2002 | CN1347480A Fixing means with machine readable information memory |
| 04/24/2002 | CN1346028A High tension screwn bolt set |
| 04/23/2002 | CA2178769C Pipe junction holder with a novel torque-limiting device |
| 04/17/2002 | CN2486765Y Hydraulic expansion bolt of turbine generator group coupling |
| 04/10/2002 | EP1195533A1 Tightening bolt |
| 04/03/2002 | EP1007858B1 Method and device for producing and checking screwed connections |
| 04/02/2002 | US6364585 Torque-controllable screw with knob |
| 04/02/2002 | CA2258341C Bolt attaching and detaching device |
| 03/27/2002 | CN1341815A Thread fastener |
| 03/20/2002 | EP0948422B1 An axial tensioned bolting system and method thereof |
| 03/20/2002 | EP0910750B1 Method and apparatus for indicating a load |
| 03/07/2002 | WO2002018803A1 Shearable fastener |
| 03/06/2002 | EP1184581A2 Threaded fastener |
| 03/05/2002 | US6351997 Method and device for checking screwed connections |
| 02/28/2002 | WO2002016084A1 Method and apparatus for pretensioning remotely installed clamps and flanges |
| 02/28/2002 | CA2420612A1 Method and apparatus for pretensioning remotely installed clamps and flanges |
| 02/26/2002 | CA2255262C Fastener system including a clamp-force indicating insert |
| 02/21/2002 | WO2002014702A1 Tightening device |
| 02/19/2002 | US6348674 Method and apparatus for pretensioning remotely installed clamps and flanges |
| 02/05/2002 | US6343904 Fastener assembly for preventing corotation during tightening |
| 01/29/2002 | US6341533 Method for determining the installed torque in a screw joint at impulse tightening and a torque impulse tool for tightening a screw joint to a predetermined torque level |
| 01/16/2002 | EP1171716A1 Fixing means with machine readable information memory |
| 01/15/2002 | CA2220611C Attachment element |
| 01/09/2002 | EP1169576A1 Bolt and mount construction of members using the same |
| 01/02/2002 | EP1165973A1 Tension control arrangement for a bolt |
| 12/27/2001 | WO2001098675A1 A nut construction and a screw/bolt construction |
| 12/25/2001 | US6332378 Method and device for producing screw assemblies |
| 12/12/2001 | EP0986451B1 Screwdriver adapter |
| 12/11/2001 | US6328512 Tamper indicating tool engaging head |
| 12/06/2001 | DE10110001A1 Nut for anchoring bolts in mine strata has first internally threaded section and second, deformable threaded section, forming discontinuity in first thread |
| 12/05/2001 | EP1159538A1 Threaded bolt having measurement planes |
| 12/04/2001 | US6324946 Screwdriver adapter |
| 11/27/2001 | US6321624 Apparatus for clamping screws |
| 11/15/2001 | US20010041113 Fastening device with shearing capability |
| 11/07/2001 | EP0907466B1 A safety device at preloaded bolts |
| 10/30/2001 | US6309154 Torque-limiting assembly |
| 10/25/2001 | WO2001079714A1 Bolt structure |
| 10/25/2001 | WO2001079567A1 Method for manufacturing high strength bolt excellent in resistance to delayed fracture and to relaxation |
| 10/24/2001 | EP0874955B1 Direct tension indicator washer |
| 10/04/2001 | US20010026746 Flange nut |
| 10/02/2001 | US6296429 Mine roof tension nut having improved frangible qualities |
| 09/27/2001 | WO2001071202A1 Variable amplification bolt load indicator apparatus and a method of making and using the apparatus |
| 09/27/2001 | DE10012002A1 Liquid meter e.g. water meter, includes meter housing screwed to pipeline fitting using screw head with controlled tightening momentum |
| 09/26/2001 | EP0837993B1 Device for measuring the extension of a threaded bolt or screw |
| 09/19/2001 | CN1071169C Method of an derice for elongating and relaxing a stud and the like |
| 09/12/2001 | EP0932531B1 Pretensioner |
| 09/05/2001 | EP1129298A1 A position indicator assembly for nuts and/or bolts |
| 08/30/2001 | US20010018014 Self-locking nut |
| 08/16/2001 | WO2001059310A1 Bolt and mount construction of members using the same |
| 08/07/2001 | US6270302 Fastener identification system |
| 07/26/2001 | WO2001053707A1 Connecting element in the form of a screw, nut, or disc for a screw connection and a method for tightening the same |
| 07/25/2001 | EP1118778A1 Threaded fastener and assembly |
| 07/25/2001 | EP1117504A1 Jackbolts for multi jackbolt tensioners |
| 07/24/2001 | US6264414 Fastener for connecting components including a shank having a threaded portion and elongated portion and a fitting portion |
| 07/24/2001 | US6263764 Jackbolts for multi jackbolt tensioners |
| 07/19/2001 | DE19961854C1 Spring-loaded screw with explosive charge e.g. for armoured vehicle, has detonation leads connected to charge via cooperating contacts of screw and its cooperating retaining nut |
| 07/19/2001 | DE10001857A1 Screw, nut or washer for screw connection has annular contact surface, protuberance surrounded by grooves |
| 07/17/2001 | US6261041 Clamping screw |
| 07/10/2001 | US6257813 Screw clamping device with automatic clamping means |
| 07/03/2001 | US6254323 Bolt for connecting two parts with one another, and fastening device provided with the bolt |
| 07/03/2001 | US6254322 Bolt with a bolt member, a washer and a sleeve for applying forces to the bolt member and the sleeve |
| 07/03/2001 | CA2054901C Springing bolt splinter protection device |
| 06/28/2001 | DE19960198A1 Locking screw device with distancing element and screw connecting lock for fixing an object includes a setscrew with a tool holder, predetermined breaking points and a distancing element in the tool holder. |
| 06/27/2001 | EP0759125B1 Device for protection against over-tightening of bolts, screws and the like |
| 06/26/2001 | US6250863 Washer having stressed and unstressed strain gauges |
| 06/20/2001 | EP1108900A1 Fluid operated tool for elongating and relaxing a threaded connector |
| 06/20/2001 | CN1067316C Srewdriver adapter |