Door closer

Matsuo , et al. April 17, 1

Patent Grant D273457

U.S. patent number D273,457 [Application Number 06/382,206] was granted by the patent office on 1984-04-17 for door closer. This patent grant is currently assigned to Ryobi Limited. Invention is credited to Yoshihiko Matsuo, Takeshi Shohoji.


United States Patent D273,457
Matsuo ,   et al. April 17, 1984

Door closer

Claims

The ornamental design for a door closer, as shown and described.
Inventors: Matsuo; Yoshihiko (Yokohama, JP), Shohoji; Takeshi (Funabashi, JP)
Assignee: Ryobi Limited (Hiroshima, JP)
Appl. No.: 06/382,206
Filed: May 26, 1982

Foreign Application Priority Data

Dec 24, 1981 [JP] 56-57785
Current U.S. Class: D8/330
Field of Search: ;D8/330 ;16/49,51,71,66,82,84

References Cited [Referenced By]

U.S. Patent Documents
D166884 May 1952 Schlage
D241910 October 1976 Meisner
D261099 October 1981 Russell
D271201 December 1923 Matsuo et al.
3082471 March 1963 Rolph
3259936 July 1966 Sheridan
3909877 October 1975 Christy et al.
4086681 May 1978 Nakanishi
Foreign Patent Documents
2245748 Apr 1974 DE
688939 Apr 1965 IT
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Fay; Horace B.
Attorney, Agent or Firm: Frishauf, Holtz, Goodman and Woodward

Description



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

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front-left side perspective view thereof; and

FIG. 8 is a bottom-right side perspective view thereof.

* * * * *


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