Bolt

Description

FIG. 1 is a top and front perspective view of a bolt, showing my new design;

FIG. 2 is a bottom perspective view of the same in its inverted state;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an elevational view thereof, taken at 45 degrees from FIG. 3; and,

FIG. 7 is a longitudinal cross sectional view thereof taken along lines7--7 of FIG. 4.

Referenced Cited
U.S. Patent Documents
3176808 April 1965 Matthews
3283638 November 1966 Ansingh
4304039 December 8, 1981 Asmus
4452556 June 5, 1984 Nelson et al.
4911593 March 27, 1990 Kephart
Other references
  • Fastener Standards Catalog, 1970, A-1, Square Bolts. Fastener Standards Catalog, 1970, I-1, Screws. Machine Design, The Fastener Book Issue, 1960 p. 188, Bolts at bottom of page. Machine Design, The Fastener Book Issue, 1960 p. 8, Standard bolt styles.
Patent History
Patent number: D360575
Type: Grant
Filed: Aug 30, 1993
Date of Patent: Jul 25, 1995
Inventor: Toshihiko Saito (Setagaya-ku, Tokyo 154)
Primary Examiner: Theodore M. Shooman
Assistant Examiner: Philip Hyder
Application Number: 0/12,280
Classifications
Current U.S. Class: D/8387