Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD332568 S
Publication typeGrant
Application numberUS 07/472,575
Publication dateJan 19, 1993
Filing dateFeb 1, 1990
Priority dateNov 16, 1989
Publication number07472575, 472575, US D332568 S, US D332568S, US-S-D332568, USD332568 S, USD332568S
InventorsKunihiko Ozawa
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Lock nut
US D332568 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a lock nut, as shown and described.

FIG. 1 is a front elevational view of a lock nut showing my new design; the rear being identical;

FIG. 2 is a side elevational view view thereof, not sides being identical;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a sectional view taken in the direction of the arrows on line 5--5 of FIG. 1; and,

FIG. 6 is a sectional view taken in the direction of the arrows on line 6--6 of FIG. 2.

Non-Patent Citations
1Fastener Standards; fifth ed; 1965; p. D-12; jam nut (second from right).
2Gripco Cat.; p. 2; centerlock nut.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7351899 *Mar 15, 2005Apr 1, 2008Think Peak, Inc.Quick action drum lug assembly and method
US7511211Feb 25, 2008Mar 31, 2009Think Peak, Inc.Securing drum head to drum body with quick-action drum lug assemblies
U.S. ClassificationD08/397