Fluid flow control valve
Description
FIG. 1 is a top plan view of a fluid flow control valve showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof; and
FIG. 6 is a left side elevational view thereof.
Referenced Cited
U.S. Patent Documents
D191425 | September 1961 | Popp |
D210124 | February 1968 | Adoms |
D219777 | January 1971 | Meso |
D229407 | November 1973 | Luckenbill et al. |
3780986 | December 1973 | Fujiwara |
3948480 | April 6, 1976 | Paptzun et al. |
4023773 | May 17, 1977 | Wiso |
4068822 | January 17, 1978 | Richards |
4177972 | December 11, 1979 | Legris |
4257575 | March 24, 1981 | Runyan |
Patent History
Patent number: D273034
Type: Grant
Filed: Jul 20, 1981
Date of Patent: Mar 13, 1984
Assignee: IMI Mouldings Limited (Herford)
Inventor: David F. Higgins (Hereford)
Primary Examiner: James R. Largen
Law Firm: Cushman, Darby & Cushman
Application Number: 6/284,814
Type: Grant
Filed: Jul 20, 1981
Date of Patent: Mar 13, 1984
Assignee: IMI Mouldings Limited (Herford)
Inventor: David F. Higgins (Hereford)
Primary Examiner: James R. Largen
Law Firm: Cushman, Darby & Cushman
Application Number: 6/284,814
Classifications
Current U.S. Class:
D23/19