Air cylinder

- SMC Corporation

FIG. 1 is a front elevational view of an air cylinder showing my new design;

FIG. 2 is a top plan view, the opposite side view being a mirror image;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a sectional view taken along the lines 5--5 of FIG. 3; and,

FIG. 6 is a perspective view.

Referenced Cited
U.S. Patent Documents
D244681 June 14, 1977 Bell
D264972 June 15, 1982 McMillin et al.
D295753 May 17, 1988 La Bair
4597721 July 1, 1986 Santefour
Patent History
Patent number: D331584
Type: Grant
Filed: Feb 28, 1990
Date of Patent: Dec 8, 1992
Assignee: SMC Corporation (Tokyo)
Inventor: Akira Aizawa (Soka)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. Seiferl
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt
Application Number: 7/489,642