Gas pressure differential-measuring system orifice fitting

- McJunkin Corporation
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Description

FIG. 1 is a reduced perspective view of a gas pressure differential measuring system orifice fitting showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image thereof; and

FIG. 4 is a bottom plan view thereof.

The pipes are shown broken away in FIGS. 1, 2 and 4 to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D277223
Type: Grant
Filed: Oct 25, 1982
Date of Patent: Jan 15, 1985
Assignee: McJunkin Corporation (Charleston, WV)
Inventors: Adam F. Gall (Charleston, WV), Howard P. McJunkin, Jr. (Charleston, WV)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Cushman, Darby & Cushman
Application Number: 6/436,459
Classifications
Current U.S. Class: D23/1