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Class Information
Number: 411/527
Name: Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener > Fastener securing element > Resilient metallic > Sheet metal > Having plural longitudinal slits > And helically inclined tongues, e.g., speed nut, etc.
Description: Subject matter wherein the material is formed such as to produce a pair of promontory structures having deformed edges tracing a helical path.

Patents under this class:

Patent Number Title Of Patent Date Issued
8474111 Panel-fastening clips, especially for curtain or lateral airbags Jul. 2, 2013
7985042 Thread cage retainer Jul. 26, 2011
6997662 Attachment clip and attachment structure using same Feb. 14, 2006
6672814 Structural unit consisting of a holding element and a windscreen-wiping device Jan. 6, 2004
6612796 Push-in fastener assembly with interfering element Sep. 2, 2003
5947424 Pipe support assembly with retaining strap Sep. 7, 1999
5785477 Laminated internally threaded fastener Jul. 28, 1998
5775862 Threaded device for receiving an externally threaded screw Jul. 7, 1998
5707193 Screw-fitting clip and object-engaging mechanism using the same Jan. 13, 1998
5636956 Fastener and screw means therefor Jun. 10, 1997
5613819 Fastening assembly for a device in a housing wall Mar. 25, 1997
5451124 Wire brush fastening device Sep. 19, 1995
5444603 Push-on fixer for screw engagement Aug. 22, 1995
5426831 Push-on wire retainer tab Jun. 27, 1995
5249901 Spring seated fastener Oct. 5, 1993
5110246 Twist-off pushnut fastener May. 5, 1992
4911594 Push-nut type fastener Mar. 27, 1990
4664465 Clip device May. 12, 1987
4610588 Fastener clip Sep. 9, 1986
4518293 Tube connector May. 21, 1985
4402640 Clinch nut for plastic panels Sep. 6, 1983
4333211 Slip-on receptacle Jun. 8, 1982
4300865 Blind clip fastener Nov. 17, 1981
4299101 Earring Nov. 10, 1981
4285167 Arbor for mounting tools in a chuck Aug. 25, 1981
4279341 Fastener strip Jul. 21, 1981
4243086 Clamp-like, sheet-metal, slip-on nut Jan. 6, 1981
4201111 Sheet metal fastener and method of making May. 6, 1980
4109693 Fastener Aug. 29, 1978

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