Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Internally threaded fastener element – e.g. – nut – etc. – Multipart
Reexamination Certificate
2005-02-15
2005-02-15
Saether, Flemming (Department: 3679)
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Internally threaded fastener element, e.g., nut, etc.
Multipart
C411S267000, C411S530000
Reexamination Certificate
active
06854944
ABSTRACT:
A quick mounting nut (2) movable, at least partially, without being rotated, axially to a threaded bolt (1), with a springing wire clip (4) being located in a nut housing (5) with a continuous coaxial opening (6), with the wire clip (4) at least partially engaging in a bolt thread (3) and having two legs (8, 8′) which spring relative to one another, with the opening (6) having an inner cone (7) which narrows radially from an axial neutral position of the wire clip (4) and with the wire clip (4) being movable axially to a limited extent and contacting at least partially inside the inner cone (7) in its locking position.
REFERENCES:
patent: 2102554 (1937-12-01), Churchill
patent: 4378187 (1983-03-01), Fullerton
patent: 5098241 (1992-03-01), Aldridge et al.
patent: 5466106 (1995-11-01), Bone et al.
patent: 5528812 (1996-06-01), Muller
patent: 6062784 (2000-05-01), Wisser et al.
patent: 6102447 (2000-08-01), Aldridge
patent: 6305889 (2001-10-01), Blessing et al.
patent: 6632058 (2003-10-01), Hoffmann et al.
Birnbaum Ulrich
Herb Armin
Hoffmann Armin
Unverzagt Stefan
Hilti Aktiengesellschaft
Saether Flemming
Schiffman Jori
Sidley Austin Brown & Wood LLP
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