Door lock

- Ryobi Ltd.
Description

FIG. 1 is a front elevational view of a door lock showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
2225663 December 1940 Segal
2854268 September 1958 Graves et al.
3121318 February 1964 Norrenberg-Sudhaus
3667263 June 1972 Rogers
4475753 October 9, 1984 D'Ath
Foreign Patent Documents
2037361 July 1980 GBX
Patent History
Patent number: D284639
Type: Grant
Filed: Aug 1, 1983
Date of Patent: Jul 15, 1986
Assignee: Ryobi Ltd. (Hiroshima)
Inventors: Yoshihiko Matsuo (Kanagawa), Takeshi Shohoji (Chiba)
Primary Examiner: B. J. Bullock
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Sughrue, Mion, Zinn, Macpeak and Seas
Application Number: 6/519,346
Classifications
Current U.S. Class: D/8331