Vacuum pump

- Orion Machinery Co., Ltd.
Description

FIG. 1 is a front elevational view of a vacuum pump embodying our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view taken from the top, front and left side thereof.

Referenced Cited
U.S. Patent Documents
D183501 September 1958 Stenger et al.
D186961 December 1959 Eidson
D192060 January 1962 Thomas
D221404 August 1971 Hussey
2256654 September 1941 Spurgeon et al.
Patent History
Patent number: D263302
Type: Grant
Filed: Nov 14, 1979
Date of Patent: Mar 9, 1982
Assignee: Orion Machinery Co., Ltd. (Nagano)
Inventors: Teruo Terajima (Suzaka), Kiyoshi Tagawa (Nagano), Ikuo Takeuchi (Suzaka)
Primary Examiner: James R. Largen
Law Firm: Toren, McGeady & Stanger
Application Number: 6/93,992
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)
International Classification: D1502;