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Class Information
Number: 411/549
Name: Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener > Headed fastener element with nut, washer, securing means or cap > Headed fastener element with securing means and biasing spring > Securing means rotatable about fastener element or rotatably engageable by tool-rotatable headed fastener element > Outwardly extending projection cooperates with socket member having ramp engagement means
Description: Subject matter wherein a portion of the securing means protrudes from the headed elongated fastening means shank along a line substantially perpendicular to the longitudinal axis of the headed fastening means and wherein the securing means further includes a socket member having in the form of a ramp surface adapted to mate with protruding portion.

Sub-classes under this class:

Class Number Class Name Patents
411/552 And discrete biasing spring 76
411/550 Including means providing axial adjustment 15
411/553 Similar, opposed ramp surfaces 122

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8661835 Bushing for torque load transfer attachment hardware Mar. 4, 2014
8657545 Strut clamp Feb. 25, 2014
8567733 Locking module and support stand for display device using the same Oct. 29, 2013
8540013 Heat exchanger with positive lock Sep. 24, 2013
8430421 Fastener clip Apr. 30, 2013
8348569 Cage for blind securing of objects Jan. 8, 2013
8002509 Fastening system for fastening components, in particular for motor vehicles Aug. 23, 2011
7976056 Fastener clip and method of fabricating the same Jul. 12, 2011
7955038 Turnlock fastener Jun. 7, 2011
7862281 Precise linear fastener system and method for use Jan. 4, 2011
7854359 Quick connect system for a bicycle rack assembly Dec. 21, 2010
7707755 Removable device for attaching two mechanical parts May. 4, 2010
7658582 Precise linear fastener system and method for use Feb. 9, 2010
7549845 Gas turbine having a sealing structure Jun. 23, 2009
7537409 Locking device May. 26, 2009
7278810 Grommet Oct. 9, 2007
7150596 Toggle bolt device Dec. 19, 2006
7077610 Toggle bolt device Jul. 18, 2006
7052223 Lockable key May. 30, 2006
7044701 Fastening system May. 16, 2006
7029196 Clock lock Apr. 18, 2006
6997658 Alignment pin and fastener with bi-directional clamping Feb. 14, 2006
6988863 Fastener for connecting and spacing parts Jan. 24, 2006
6679646 Electronic housing system Jan. 20, 2004
6676324 Device for fixing interior coverings in motor vehicles Jan. 13, 2004
6598435 Locking device Jul. 29, 2003
6501022 Face plate locking system and method therefor Dec. 31, 2002
6439626 Actuating device for a door lock with a hinged handle, especially for a vehicle lock Aug. 27, 2002
6267543 Latch with spring Jul. 31, 2001
6007296 Guide blade for steam turbines Dec. 28, 1999
5947191 Electronics module heat sink with quick mounting pins Sep. 7, 1999
5897278 Turn fastener Apr. 27, 1999
5636934 Structural connector, and method of making structural joint Jun. 10, 1997
5626450 Expansion plug fastening assembly with position adjustment for hardware elements in particular for runners for drawers May. 6, 1997
5620291 Quick disconnect fastener Apr. 15, 1997
5620019 Operating device Apr. 15, 1997
5566430 Engaging structure of two decorative articles Oct. 22, 1996
5564860 Fixture for attaching a grate to a drainage channel Oct. 15, 1996
5468109 Quick removable fasteners in particular for furniture Nov. 21, 1995
5381308 Electrical component arranged for locking and electrically conecting in an opening of a panel fromexternally of the panel Jan. 10, 1995
5364150 Truck bedliner locking device Nov. 15, 1994
5346349 Fastening device, for example for furniture components and the like Sep. 13, 1994
5275029 Refrigerator door lock Jan. 4, 1994
5155659 Hand-held data collection terminal with battery compartment sealing lid and lid-tethering hand strap Oct. 13, 1992
5083515 Method and apparatus for affixing applique armor panels to a surface without tools Jan. 28, 1992
4827609 Method and apparatus for mounting components on a printed circuit board or similar mounting surface May. 9, 1989
4770586 Fastener device Sep. 13, 1988
4762437 Fastener Aug. 9, 1988
4740026 Securement fixture for truck bed liner Apr. 26, 1988
4699539 Chain lid fastener Oct. 13, 1987

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