| Patents for F16B 41 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins (4,973) |
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| 03/27/1990 | US4911594 Push-nut type fastener |
| 03/13/1990 | US4908245 Self retaining injection molded shims |
| 03/13/1990 | US4907923 Closet bolt |
| 03/13/1990 | CA1266588A1 Anti-theft device for marine propellers |
| 03/08/1990 | WO1990001999A1 Anti-theft device |
| 03/07/1990 | EP0269616B1 Device for securing automobile wheels against theft |
| 03/06/1990 | US4906153 Captive panel fastener assembly |
| 02/28/1990 | EP0355878A1 Improved joint construction and mounting structure |
| 02/27/1990 | US4904156 Screwed attachment of a body of revolution to an annular flange in a turbine engine |
| 02/13/1990 | US4900178 Coupling device and the application thereof in particular in an automobile steering device |
| 01/30/1990 | US4897008 Anti-tamper nut |
| 01/30/1990 | US4896989 Lockable, pin-retaining coupling |
| 01/23/1990 | US4895469 Locking fastener |
| 01/02/1990 | US4890964 Self-locking fastener apparatus |
| 01/02/1990 | US4890954 Joint construction and mounting structure |
| 12/05/1989 | US4884930 Panel fastener with friction cones |
| 12/05/1989 | US4884422 Device for securing automobile wheels against theft |
| 11/29/1989 | EP0344093A2 Fastening element comprising an expanding sleeve |
| 11/28/1989 | US4883407 Screwed attachment of a body of revolution to an annular flange in a turbine engine |
| 11/28/1989 | US4883394 Cover with integral fastening means |
| 11/21/1989 | USRE33114 Tamper-proof threaded fastenings |
| 11/14/1989 | US4880344 Device for preventing loosening of a member |
| 10/31/1989 | US4877364 Captive screw and assembly |
| 10/24/1989 | US4875819 Wheel lock system apparatus |
| 10/24/1989 | US4875641 Screw for inseparably joining cassette members |
| 10/19/1989 | WO1989009886A1 Tamper-resistant rotary fasteners and tools for use with them |
| 10/12/1989 | DE3909306A1 Attachment plate for assembling motor vehicles |
| 10/11/1989 | EP0336550A1 An assembly for locking a vehicle wheel to a hub and/or a trim to a vehicle wheel |
| 10/03/1989 | US4870842 Security locking system for vehicle wheel nuts |
| 09/28/1989 | DE3808534A1 Configuration of a screwing element, in particular of the head of a screw, and of the appertaining actuating tool |
| 09/27/1989 | EP0221143B1 Variable clamp fastener and method of using same for securing workpieces together |
| 09/26/1989 | CA1261088A1 Clamp mechanism of an electronic apparatus |
| 09/21/1989 | DE3807918A1 Safety screw |
| 09/19/1989 | US4867624 Tamper proof bolt and nut |
| 09/14/1989 | DE3807001A1 Device for connecting two workpieces |
| 09/13/1989 | EP0332442A2 Locking fastener |
| 09/12/1989 | US4865500 Quick action fastener assembly |
| 09/12/1989 | CA1259293A1 Radiator thermostat valve with theft preventing means |
| 09/08/1989 | WO1989008207A1 Captive self-locking mechanism |
| 09/05/1989 | US4863326 Captive fastener |
| 09/05/1989 | US4862716 Stud not locking device for spare tires |
| 08/29/1989 | US4861545 Nuclear reactor fuel assembly |
| 08/24/1989 | DE3804291A1 Clamping screw |
| 08/16/1989 | EP0327771A1 Bolt-retaining device for a turbomachine |
| 08/15/1989 | US4856307 Device for protecting motor-vehicle wheels against theft |
| 08/10/1989 | WO1989007076A1 Lockable closure cap |
| 08/09/1989 | EP0327506A1 Arrangement for the elongation of tubular columns, especially those with a squared or circular section |
| 07/27/1989 | DE3801060A1 Fastening and compensating device, in particular for substructures |
| 07/25/1989 | US4851187 Nuclear reactor fuel assembly |
| 07/19/1989 | EP0324104A1 Device to seal a bayonet catch |
| 07/18/1989 | US4848113 Spare wheel lock construction |
| 07/18/1989 | US4848112 Lockable rotary attachment device |
| 07/05/1989 | EP0323298A1 Coupling device and its use, especially in a motor vehicle steering gear |
| 07/04/1989 | US4844397 Intravenous pole clamp |
| 06/27/1989 | US4841756 Locking device for a shaft end, such as a trailer kingpin |
| 06/21/1989 | EP0321344A1 Bolt-retaining device for a turbo machine |
| 06/01/1989 | DE3736774A1 Wheel nut lock |
| 05/31/1989 | EP0318089A1 Coupling device |
| 05/30/1989 | US4833830 Hatch closure assembly |
| 05/24/1989 | DE3738409A1 Screw |
| 05/11/1989 | DE3736503A1 Device for the theft-proof fastening of a number plate to the wall of a motor vehicle |
| 05/09/1989 | US4828442 Spring form captive panel fastener assembly |
| 05/09/1989 | US4827811 Tamper-resistant fastener and tool for operating same |
| 05/02/1989 | US4826215 Clamp |
| 05/02/1989 | US4825669 Wheel lug nut cover |
| 04/25/1989 | US4824305 Decorative and protective cap for locknut |
| 04/18/1989 | US4822227 Flush mounted bolt |
| 04/11/1989 | US4819954 Fastener |
| 03/29/1989 | EP0309344A1 Coupling device for a steering column and vehicle with such a device |
| 03/28/1989 | US4815908 Captive panel fastener assembly |
| 03/07/1989 | US4810145 Retractable and reusable self-locking fastener |
| 03/07/1989 | US4809569 Anti-theft system for articles secured by recessed socket head threaded fasteners |
| 03/01/1989 | EP0305231A1 Device to prevent the loosening of a nut, a screw or a bolt, to be used in particular as a protective device against the theft of a wheel of a motor vehicle |
| 02/21/1989 | US4805946 Postage meter security seal |
| 02/16/1989 | DE3726405A1 Base or fastening plate with a partially screwed-in fastening screw for parts which are to be fastened |
| 02/14/1989 | US4803858 Garden hose protector |
| 01/31/1989 | US4800787 System to install a vandal-resistant screw |
| 01/31/1989 | CA1249460A1 Security device |
| 01/18/1989 | EP0176530B1 Ski binding with screw retaining construction |
| 01/12/1989 | WO1989000249A1 Lockable, pin-retaining coupling |
| 01/11/1989 | EP0298614A2 Device for protecting motor-vehicle wheels against theft |
| 01/10/1989 | US4796768 Lockable closure cap |
| 01/04/1989 | EP0297320A2 Connecting device |
| 01/03/1989 | US4794769 Ball hitch lock |
| 12/28/1988 | EP0297053A1 Dowel assembly |
| 12/28/1988 | CA1247408A Anti-tamper fastener shielding device |
| 12/13/1988 | US4790229 For a musical instrument drum |
| 12/13/1988 | US4790159 For securing the exposed end of a hinge pin |
| 12/07/1988 | EP0294084A2 Retaining clip for engine subassembly |
| 11/22/1988 | US4786224 Wheel lug nut cover |
| 11/17/1988 | EP0291412A1 Device for detecting a fraudulent interference with a locking member |
| 11/15/1988 | US4784396 Retaining clip and gasket for engine subassembly |
| 11/09/1988 | EP0290407A1 Screw lock |
| 11/02/1988 | EP0289055A2 Anti tamper shroud for cable connector |
| 10/19/1988 | EP0287381A2 Fastening device |
| 10/18/1988 | US4777901 Security marking fluid device |
| 10/18/1988 | US4777812 Locking system for an enclosure containing electrical equipment therein |
| 10/18/1988 | US4777811 Clamshell security device |
| 10/05/1988 | CN87205352U Theft against screw nut and special spanner thereof |
| 09/07/1988 | CN87212522U Protective cover for bolts and nuts |