Internally threaded fastener and stemmed washer assembly and...

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Washer structure – Including means for retaining washer to fastener

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C411S368000, C411S432000, C411S338000

Reexamination Certificate

active

06899503

ABSTRACT:
An assembly of an internally threaded fastener and a stemmed washer is provided, such as for applications in which a standoff is desired between a washer and a mating externally threaded fastener. The stemmed washer includes a washer portion, a retaining portion and a standoff portion. The retaining portion interfaces with the internally threaded fastener to retain the fastener in the assembly. The stemmed washer may include a skirt which is plastically deformed to capture the fastener. The fastener may include a skirt which similarly plastically to mate with a retaining lip on the stemmed washer. The fastener and washer may be secured in the assembly to permit relative rotation of the fastener with respect to the washer.

REFERENCES:
patent: 405227 (1889-06-01), Schaubel
patent: 2779375 (1957-01-01), O'Connor
patent: 3218906 (1965-11-01), Dupree
patent: 3386771 (1968-06-01), Verdier et al.
patent: 3765078 (1973-10-01), Gulistan
patent: 3829163 (1974-08-01), Hans
patent: 4193434 (1980-03-01), Wagner
patent: 4435112 (1984-03-01), Becker
patent: 4587377 (1986-05-01), Rodseth
patent: 4900209 (1990-02-01), Reynolds
patent: 4969788 (1990-11-01), Goiny
patent: 4971498 (1990-11-01), Goforthe
patent: 5020951 (1991-06-01), Smith
patent: 5380136 (1995-01-01), Copple et al.
patent: 5468104 (1995-11-01), Reid et al.
patent: 5528812 (1996-06-01), Muller
patent: 5584628 (1996-12-01), Bernoni
patent: 5662444 (1997-09-01), Schmidt, Jr.
patent: 5688091 (1997-11-01), McKinlay
patent: 5807052 (1998-09-01), Van Boven et al.
patent: 5934851 (1999-08-01), Stewart et al.
patent: 6030161 (2000-02-01), Udell et al.
patent: 6102610 (2000-08-01), Palusis et al.
patent: 6435791 (2002-08-01), Bydalek
patent: 6543979 (2003-04-01), Iwatsuki
patent: 2002/0182031 (2002-12-01), Anderson et al.
patent: 0 004 185 (1979-09-01), None
patent: 2109079 (1983-05-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Internally threaded fastener and stemmed washer assembly and... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Internally threaded fastener and stemmed washer assembly and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Internally threaded fastener and stemmed washer assembly and... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3422449

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.