Vacuum regulator

- SMC Corporation
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History

The rotor is attached to a shaft of the internal combustion engine. It is used to control ignition and cool the engine.

FIG. 1 shows a front view of a vacuum regulator showing my new design;

FIG. 2 shows a rear view thereof;

FIG. 3 shows a top view thereof;

FIG. 4 shows a bottom view thereof;

FIG. 5 shows a left side view thereof;

FIG. 6 shows a right side view thereof;

FIG. 7 shows a top, front and right side perspective view thereof; and,

FIG. 8 shows a top, rear and right side perspective view thereof.


The ornamental design for a vacuum regulator, as shown and described.

Referenced Cited
U.S. Patent Documents
D289401 April 21, 1987 Yew et al.
D291807 September 8, 1987 Yew et al.
D370017 May 21, 1996 Tsai
Patent History
Patent number: D595739
Type: Grant
Filed: May 27, 2008
Date of Patent: Jul 7, 2009
Assignee: SMC Corporation (Chiyoda-ku, Tokyo)
Inventor: Kazuo Ogawa (Tsukubamirai)
Primary Examiner: Lisa P Lichtenstein
Attorney: Yokoi & Co., U.S.A., Inc.
Application Number: 29/308,079
Current U.S. Class: Element Or Attachment (D15/5)