| Patents for F16B 31 - Screwed connections specially modified in view of tensile load; Break-bolts (2,772) |
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| 10/23/2011 | CA2737149A1 Threaded rod |
| 10/19/2011 | DE202011103978U1 Vorrichtung zum Erzeugen einer mechanischen Spannung zum mechanischen Verspannen mindestens einer Verschraubung An apparatus for generating a mechanical stress to the mechanical clamping of at least one screw |
| 10/18/2011 | US8037772 Thread forming fasteners for ultrasonic load measurement and control |
| 10/12/2011 | EP2375502A1 Clamping device with divisible head for an electric connection sleeve |
| 10/12/2011 | CN102216627A Ring for a hydrostatic and hydrodynamic bearing, hydraulic machine provided with such a ring and method for mounting such a ring on a shaft |
| 10/11/2011 | US8033181 Probe for fastener identification and ultrasonic load measurement |
| 10/06/2011 | DE102010016211A1 Method for monitoring screw connections i.e. flange connections, involves calculating maximum length variation at screw connection based on material strength so as to obtain state about condition of screw connection |
| 10/05/2011 | CN202001463U Detachable overtwist-preventing screw |
| 10/05/2011 | CN202001462U Manually detachable over-twisting prevention screw |
| 10/04/2011 | US8028585 Load indicating member with identifying element |
| 09/29/2011 | US20110236153 Screw which can be screwed into a component |
| 09/27/2011 | US8024980 Independently calibrated wireless structural load sensor |
| 09/27/2011 | US8024979 Indicating fastener loading |
| 09/21/2011 | EP2222994B1 Coupling structure for absorption refrigeration circuit |
| 09/21/2011 | CN201982442U 容器过压安全保护螺栓连接装置 Container bolted overvoltage protection device security |
| 09/21/2011 | CN101544266B Shaft drive device |
| 09/14/2011 | CN101799033B Multistage push fastener with detection interface |
| 09/08/2011 | US20110215564 Three Bolt Breakaway Coupling |
| 09/07/2011 | EP2363253A2 Clamp or gripper |
| 09/07/2011 | CN201963680U 防扭过螺钉 Anti Niuguo screw |
| 09/01/2011 | WO2011106596A1 Wave thread form |
| 08/31/2011 | CN102168709A Over-twisting prevention screw capable of being dismounted manually |
| 08/31/2011 | CN102168708A Screw |
| 08/25/2011 | WO2011102707A1 Hydraulic nut with alarm systems |
| 08/24/2011 | CN102162485A Anti-twisting screw |
| 08/23/2011 | CA2515899C Screw comprising an integrated screwdriver |
| 08/18/2011 | US20110200410 Anti cross-thread bolt |
| 08/16/2011 | US7997840 Self locking tensioner |
| 08/11/2011 | WO2011097653A1 Apparatus and methods for tightening threaded fasteners |
| 08/10/2011 | EP2353773A1 Method for tensioning screw bolts, as well as a screw bolt and a bolt-tensioning device for carrying out the process |
| 08/10/2011 | CN101583802B Threaded fastener with predetermined torque |
| 08/09/2011 | CA2455033C Holdback device for coupling unit, and decoupling system equipped with such a device |
| 08/04/2011 | US20110188960 Method for tensioning screw bolts, as well as screw bolt and screw bolt tensioning device for carrying out the method |
| 08/03/2011 | EP2348939A1 Hinge assembly for a toilet seat |
| 07/28/2011 | US20110181393 Wireless Collection of Fastener Data |
| 07/28/2011 | DE102010001144A1 Mechanical connection component e.g. screw, for monitoring e.g. screw connections in bridge, has wireless interface for wireless detection of information describing mechanical load of component based on electrical property of sensor layer |
| 07/27/2011 | EP2347140A1 Ring for a hydrostatic and hydrodynamic bearing, hydraulic machine provided with such a ring and method for mounting such a ring on a shaft |
| 07/27/2011 | EP1718877B1 Hydraulically assisted fasteners |
| 07/26/2011 | CA2442374C Tension decoupler device |
| 07/21/2011 | US20110176885 Categorizing fasteners and construction connectors using visual identifiers |
| 07/20/2011 | EP2344778A1 Bolt anchoring device |
| 07/07/2011 | DE19980796B4 Verfahren und Vorrichtung zum Herstellen und Prüfen von Schraubverbindungen Method and apparatus for producing and testing threaded joints |
| 07/06/2011 | EP2340176A1 Axle fastener |
| 07/05/2011 | US7973671 Shear component breakage detection |
| 06/30/2011 | WO2011075810A1 Anchor tendon with selectively deformable portions |
| 06/30/2011 | DE102009060441A1 Sensorelement Sensor element |
| 06/30/2011 | CA2785245A1 Anchor tendon with selectively deformable portions |
| 06/29/2011 | EP2339310A2 Connecting element with integrated ultrasound sensor and methed of fabrication thereof |
| 06/29/2011 | EP2337740A2 Flying object comprising at least one brake parachute and fixing device for fixing a brake parachute to a flying object |
| 06/23/2011 | WO2011072327A1 Subsea connection system |
| 06/23/2011 | US20110150596 Shear coupling assembly for use with rotary and reciprocating pumps |
| 06/22/2011 | CN101576112B Method for improving fatigue strength of bolt through combination of bolt and connecting piece material |
| 06/16/2011 | US20110139275 Distribution valve monitor and distribution valve incorporating same |
| 06/15/2011 | EP1105250B1 High temperature bolting system |
| 06/15/2011 | CN102094881A Bolt for rail transit vehicle |
| 06/14/2011 | US7958614 Method of making a fastening device for visually indicating tension |
| 06/07/2011 | US7955034 Sliding anchor |
| 05/26/2011 | US20110123288 Direct Tension Multi-Color Indicating Washers |
| 05/26/2011 | US20110123287 Screw With Breakaway And Methods Of Using The Same |
| 05/24/2011 | US7946179 Thread forming fasteners for ultrasonic load measurement and control |
| 05/19/2011 | US20110116887 Aligned and axially loaded pig injector valve, threaded connection and method for connecting threaded members |
| 05/18/2011 | EP2322816A1 Clamping screw |
| 05/18/2011 | EP2195544B1 Device for generating pressure forces on tubular components to be connected to one another |
| 05/12/2011 | US20110107585 Breakaway couplings for transportation structures |
| 05/11/2011 | CN102056725A Injection mold friction puller |
| 05/11/2011 | CN101149124B Engine bracket |
| 05/05/2011 | US20110103915 Screw With Breakaway and Methods of Using The Same |
| 05/05/2011 | US20110100131 In-situ sensors and methods for monitoring environment assisted cracking of structural components |
| 05/05/2011 | US20110099794 Device and method for pre-tensioning a coupling |
| 05/05/2011 | DE102010046768A1 Arrangement for connecting e.g. bearing console and camp rocker of stabilizer of driving cab mounting of lorry, has screwing element designed as sleeve element, which surrounds screw at side of outer circumference and is supported at pieces |
| 05/04/2011 | EP2316619A1 Device and method for pre-tensioning a coupling |
| 05/04/2011 | CN201818616U Bolt coupling device |
| 05/03/2011 | US7934428 Residual torque analyzer |
| 04/28/2011 | DE102007028267B4 Verbesserte Ankermutter aus faserverstärktem Kunststoff Improved anchor nut fiber reinforced plastic |
| 04/21/2011 | DE102009043267A1 Screwing unit for screwing wheel of vehicle i.e. lorry, has sensor component arranged relative to nut and arranged in front side of nut, where variable characteristics depends on pre-stress force that is produced by nut |
| 04/20/2011 | EP1694973B8 A safety device particularly for multiple wheel nuts |
| 04/20/2011 | CN102027247A U-nut fastener assembly |
| 04/14/2011 | WO2011044263A1 Nut having a visual indicator |
| 04/14/2011 | US20110085872 Device for indicating the tensioning of a fastening member, such as a screw or the like |
| 04/13/2011 | CN201794893U Novel whole-body bolt |
| 04/13/2011 | CN201794891U Novel side plate bolt |
| 04/07/2011 | DE112009000688T5 U-Mutter-Befestigungsanordnung U-nut fastener assembly |
| 03/31/2011 | WO2010129698A3 Providing a counter torque force within a fastening |
| 03/30/2011 | CN201779323U Liquefied natural gas (LNG) dispenser release coupler |
| 03/30/2011 | CN101460749B Fixing mechanism |
| 03/24/2011 | US20110068543 Seals for Hydraulic Assemblies |
| 03/23/2011 | CN201771917U Constant-torque bolt |
| 03/23/2011 | CN101988537A Bolt |
| 03/17/2011 | DE102009029172A1 Screw joint has self-tapping screw with thread shaft at lower side of screw head, where lower side of screw head has bearing surface |
| 03/16/2011 | EP2134976B1 Anchor and anchor nut thereof |
| 03/02/2011 | EP2289663A1 Hydraulic stud bolt tensioning device and method for pulling large screws using hydraulic stud bolt tensioning device |
| 03/02/2011 | CN201753610U Connecting anchor bolt |
| 02/24/2011 | WO2011020454A1 Device for determining and/or monitoring a preload force of a screw connection |
| 02/23/2011 | EP2285590A1 Rotation indicator |
| 02/17/2011 | US20110038125 Fastener and electronic device having the same |
| 02/16/2011 | EP2282883A2 Injection mold friction puller |
| 02/10/2011 | WO2010131053A3 Load bearing member |
| 02/10/2011 | US20110035088 System And Method For Detecting An Anomaly In A Hidden Layer Of A Multi-Layer Structure |
| 02/09/2011 | CN101970889A A device for indicating the tensioning of a fastening member, such as a screw or the like |
| 02/09/2011 | CN101968070A Through bolt |