Patent
   D333473
Priority
Aug 30 1989
Filed
Feb 28 1990
Issued
Feb 23 1993
Expiry
Feb 23 2007
Assg.orig
Entity
unknown
4
4
n/a
The ornamental design for an air cylinder, as shown and described.

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

FIG. 2 is a rear elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a left side elevational view;

FIG. 6 is a bottom plan view;

FIG. 7 is a cross sectional view taken along line 7--7 of FIG. 1;

FIG. 8 is a cross sectional view taken along line 8--8 of FIG. 3;

FIG. 9 is a top, front and right side perspective view;

FIG. 10 is a right side elevational view of an air cylinder showing a second embodiment of my new design, the only difference to the embodiment shown in FIGS. 1 through 9 is the variation in length; and,

FIG. 11 is a right side elevational view of an air cylinder showing a third embodiment of my new design, the only difference to the embodiments shown in FIGS. 1 through 10 is the variation in length.

Aizawa, Akira

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Patent Priority Assignee Title
4597721, Oct 04 1985 VALCO CINCINNATI, INC. Double acting diaphragm pump with improved disassembly means
D244681, Aug 14 1975 Vapor Corporation Fluid pump or similar article
D264972, Jan 31 1980 The Coca-Cola Company; The Cornelius Company Fluid pump
D295753, Apr 28 1986 Peninsular, Inc. Air cylinder
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 1990SMC Corporation(assignment on the face of the patent)
Mar 20 1990AIZAWA, AKIRASMC CorporationASSIGNMENT OF ASSIGNORS INTEREST 0063310149 pdf
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