Combined vacuum pump and control valves therefor

- Myotoku Ltd.
Description

FIG. 1 is a top perspective view of a combined vacuum pump and control valves therefor showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D215883 November 1969 Svenson
D268759 April 26, 1983 Hoebeke
D271586 November 29, 1983 Ise
D271587 November 29, 1983 Ise
D280727 September 24, 1985 Rumbarger, Jr. et al.
4600363 July 15, 1986 Ise et al.
Other references
  • Myotoku Ltd,'s Cat. 0002 CVA CONVUM, 10/81.
Patent History
Patent number: D295050
Type: Grant
Filed: Oct 25, 1985
Date of Patent: Apr 5, 1988
Assignee: Myotoku Ltd.
Inventor: Teruo Kanno (Tokyo)
Primary Examiner: B. J. Bullock
Assistant Examiner: Brian N. Vinson
Law Firm: Biebel, French & Nauman
Application Number: 6/791,420
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)