Locking device for a photographic interchangeable lens

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Description

FIG. 1 is a front elevational view of a locking device for a photographic interchangeable lens embodying our new design;

FIG. 2 is a front plan view thereof;

FIG. 3 is a bottom and rear plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is an enlarged top and front perspective view thereof;

The photographic interchangeable lens shown in broken lines in the drawings is intended to illustrate the locking device in operative environmental relationship, and is not a part of the claimed design.

Referenced Cited
U.S. Patent Documents
D183255 July 1958 Gebele
D221895 September 1971 Angiband
D228017 July 1973 Feuer
D251669 April 24, 1979 Ueda
D267514 January 4, 1983 Leung
3138060 June 1964 Eggent et al.
3906534 September 1975 Shirasaki
4344689 August 17, 1982 Kohmoto et al.
Foreign Patent Documents
86076 October 1921 ATX
Other references
  • Magazine "Photography", May 1982, vol. 17, No. 5, pp. x-Minolta, y-Canon.
Patent History
Patent number: D273871
Type: Grant
Filed: Jul 15, 1981
Date of Patent: May 15, 1984
Assignee: Minolta Camera Kabushiki Kaisha (Osaka)
Inventors: Masaharu Shigoku (Yao), Ken Nagasaka (Sakai), Masakazu Nakanishi (Hashimoto)
Primary Examiner: James M. Gandy
Assistant Examiner: Horace B. Fay
Law Firm: Wolder, Gross & Yavner
Application Number: 6/283,693
Classifications
Current U.S. Class: D16/10; Element Or Attachment (D16/136)