| Patents for F16B 39 - Locking of screws, bolts, or nuts (9,579) |
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| 04/02/1991 | US5004367 Turnbuckle assembly |
| 03/27/1991 | CN2073955U Multifunctional fastening device |
| 03/26/1991 | US5002171 Lever adjustment method |
| 03/20/1991 | EP0418002A1 Locking fastener |
| 03/19/1991 | US5000638 Screw for contaminated pre-tapped holes |
| 03/19/1991 | US5000365 Adjustable piston-driver connection and method of adjusting |
| 03/06/1991 | CN2072616U Expansive cap nut |
| 03/06/1991 | CN1049706A Locking device |
| 02/27/1991 | EP0414335A1 Self-drilling wall anchor |
| 02/26/1991 | US4995274 Locking pin and nut combination and method for visual inspection thereof |
| 02/26/1991 | CA1280780C Nonrotatable clamp for automotive steering linkage |
| 02/21/1991 | WO1991002172A1 Improved self locking nut |
| 02/21/1991 | WO1991001691A1 Device for straightening, securing, compressing and elongating the spinal column |
| 02/13/1991 | EP0412677A2 Pipeline coupling |
| 02/13/1991 | EP0412536A1 Locking device for a grooved nut |
| 02/07/1991 | DE3925431A1 Connection between workpiece and screw nut - consists on spiral spring, with sprung base in which are radial slits |
| 02/06/1991 | EP0411737A2 Laminated nut having cage with nested fingers and method of manufacture |
| 02/05/1991 | US4990101 Cover for circular electrical connectors |
| 02/05/1991 | US4990043 Lock nut |
| 01/31/1991 | DE3924773A1 Screw connection fastening - consists of fastening section, with clamping surfaces, space and groove |
| 01/23/1991 | EP0409722A1 Devices to attach an element to a drilled support, accessible only from one side |
| 01/23/1991 | EP0409419A2 Threaded fastener product with adhesive coating |
| 01/23/1991 | EP0408605A1 Captive self-locking mechanism |
| 01/21/1991 | WO1991001201A1 Chemical composition, and methods of constructing and utilizing same |
| 01/21/1991 | CA2063805A1 Chemical composition, and methods of constructing and utilizing same |
| 01/19/1991 | CA2018947A1 Threaded fastener product with adhesive coating |
| 01/16/1991 | EP0408492A1 Screw nut |
| 01/16/1991 | EP0407856A2 Countersunk head screw |
| 01/16/1991 | EP0407719A1 Axle bearing for trailer wheels |
| 01/16/1991 | CN2069503U Keyway lock nut |
| 01/15/1991 | US4984319 Method of manufacturing a laminated nut having cage with nested fingers |
| 01/15/1991 | CA1279034C Sealing cap for a safety container |
| 01/13/1991 | CA2020102A1 Screw nut |
| 01/10/1991 | DE3920678A1 Threaded male and female components with locking facility - in which moulded barbed area on male component threads interlocks with matching recessed barbed area on female |
| 01/08/1991 | US4983085 Threaded lockable fastener with swaged collar |
| 01/08/1991 | US4983084 Double locked threaded fastener |
| 01/08/1991 | US4983028 Device for fixing a fragile object, such as mirror |
| 01/08/1991 | US4982488 Attaching means removal tool |
| 01/03/1991 | DE3920756A1 Tightened threaded plastic component - has cut=out on thread to contain pivoting strip whose threads align with others when tightened and which lock to prevent loosening |
| 01/02/1991 | EP0405033A1 Engine clip bolt |
| 01/02/1991 | CA1278508C Bubble cap assembly |
| 01/01/1991 | US4981735 Two piece threaded mounting insert with adhesive for use with honeycomb composite |
| 01/01/1991 | US4981642 Apparatus for form-locking torsion prevention in screw connections |
| 12/27/1990 | EP0404059A2 Fastening screw for assembly plates |
| 12/12/1990 | EP0402198A1 Locking-nut assembly |
| 12/12/1990 | EP0401212A1 Vacuum fixed adhesively secured fastener. |
| 12/12/1990 | CN1010796B Sealing mechanism for sealing aperture on closed vessel |
| 12/11/1990 | US4976577 Locking bolt assembly |
| 12/11/1990 | US4976576 Captive self-locking mechanism |
| 12/05/1990 | EP0401151A2 Receptacle assembly |
| 12/05/1990 | EP0400347A2 Washer |
| 12/04/1990 | US4975006 Overcoating with expanable metal powder |
| 12/04/1990 | US4974988 Method and a device to prevent relative displacement between two elements |
| 12/04/1990 | US4974888 Fastening apparatus |
| 12/04/1990 | US4974377 Integrated enclosure and adjustable electronic equipment mounting system |
| 12/04/1990 | US4974274 Method of making an engine clip bolt |
| 11/28/1990 | EP0399480A1 All-steel locknut |
| 11/28/1990 | EP0399235A2 Bolt and nut lock assembly |
| 11/28/1990 | CN2066528U Lockbolt |
| 11/27/1990 | US4973210 Anchors for fixing to dense concrete, masonry and the like |
| 11/27/1990 | US4973209 Screw for contaminated pre-tapped holes |
| 11/27/1990 | CA1276823C Spider washer head fasteners |
| 11/22/1990 | CA2015535A1 Bolt and nut lock assembly |
| 11/20/1990 | US4971501 Self-locking, releasable lock nut |
| 11/20/1990 | US4971497 Fastener system |
| 11/20/1990 | US4971495 Lug nut retainer |
| 11/20/1990 | CA1276487C Apparatus for securing screw bolts against rotation |
| 10/31/1990 | EP0394719A1 Thread-forming screw |
| 10/31/1990 | EP0227730B1 Locking nut |
| 10/31/1990 | CN2064836U Blocking double nut |
| 10/30/1990 | US4966512 Interconnecting construction between mounting plate and bolt |
| 10/30/1990 | US4966474 Lockable nut for axial adjustment |
| 10/30/1990 | CA1275600C Apparatus and process for making coated fasteners |
| 10/25/1990 | DE3913354A1 Fastening element for screw connections - has basic hexagonal shape of sprung sheet steel suitable for automatic fixing |
| 10/24/1990 | EP0394086A1 Device for fastening a flexible lining element, like a floor carpet or a carpet, on its support |
| 10/10/1990 | CN2063587U Check-ring type antiloosing device for fastening bolt |
| 10/10/1990 | CN2063586U Concealed pin type theft-proof bolt |
| 10/09/1990 | US4961543 Rotation adjusting apparatus in a crusher |
| 10/03/1990 | EP0389812A1 Fastening device |
| 10/02/1990 | US4960342 Coupling for securing a handlebar to a bicycle frame |
| 09/25/1990 | US4958970 Graduated-load spring washer system for screws and threaded fasteners |
| 09/19/1990 | EP0388198A2 Safety cable for fasteners |
| 09/12/1990 | EP0386878A2 Adjustable piston-driver connection and method of adjusting |
| 09/12/1990 | EP0386038A1 Preloading clamp |
| 09/12/1990 | CN2061989U Theft-proof binding bolt for power line |
| 08/29/1990 | EP0384700A2 Nut fixing structure for resinous case |
| 08/28/1990 | US4951974 Remote-controllable screw connection |
| 08/07/1990 | US4946126 Self-locking fasteners and in articles supported thereby |
| 08/01/1990 | EP0379830A2 Fluid conduit coupling device |
| 07/25/1990 | CN2059694U Theft-proof combination check bolt and nut |
| 07/24/1990 | US4943013 Fastener system for a jet engine mounting |
| 07/19/1990 | DE4000464A1 Pipe union nut locking method - locks nut to pipe using self-tapping screw |
| 07/17/1990 | US4941787 Locking mechanism for fastener |
| 07/12/1990 | WO1990007653A1 Drive-head lock washer |
| 07/11/1990 | EP0377201A2 Self locking screw connection |
| 07/11/1990 | CN2059196U Full metal mosaic self locking nut |
| 07/10/1990 | US4940610 Method for preventing loosening of a bolt |
| 07/10/1990 | US4940377 Laminated nut having cage with nested fingers and method of manufacture |
| 07/10/1990 | US4940374 Locking bolts for vehicle exhaust manifold pipes |
| 07/10/1990 | US4940373 Nut and bolt locking emchanism |