Tubocharger by-pass valve

- Roto-Master, Inc.
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Description

FIG. 1 is a perspective view of a tubocharger by-pass valve showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D251677 April 24, 1979 Johnson
2564569 August 1951 Goehring
2615468 October 1952 Woolley
3550625 December 1970 Adams, Jr.
3593958 July 1971 Mueller
4098487 July 4, 1978 Bauer
Patent History
Patent number: D259507
Type: Grant
Filed: Sep 15, 1978
Date of Patent: Jun 9, 1981
Assignee: Roto-Master, Inc. (North Hollywood, CA)
Inventors: Hugh MacInnes (La Canada, CA), Robert A. Keller (Westlake Village, CA)
Primary Examiner: James R. Largen
Law Firm: Cislo & O'Reilly
Application Number: 5/943,350
Classifications
Current U.S. Class: D23/19
International Classification: D2301;