Gas pressure regulator

- L-Tec
Description

FIG. 1 is a front elevational view of a gas pressure regulator showing our new design;

FIG. 2 is a rear elevational view thereof;

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

FIG. 4 is a top plan view thereof; and

FIG. 5 is a front elevational view of a second embodiment thereof;

FIG. 6 is a rear elevational view of FIG. 5;

FIG. 7 is a left side elevational view of FIG. 5, the right side being a mirror image of the left side shown; and

FIG. 8 is a top plan view of FIG. 5.

Referenced Cited
U.S. Patent Documents
D153063 March 1949 Hammon
D153064 March 1949 Hammon
D180277 May 1957 Hammon
D180278 May 1957 Hammon
D180279 May 1957 Hammon
D259734 June 30, 1981 Cerrato
D288469 February 24, 1987 Pryor
D291231 August 4, 1987 Datta
2747607 May 1956 Matasovic
3547143 December 1970 Mills
3911948 October 1975 Collins et al.
4450858 May 29, 1984 Acomb
4489751 December 25, 1984 Acomb et al.
Patent History
Patent number: D318318
Type: Grant
Filed: Apr 18, 1988
Date of Patent: Jul 16, 1991
Assignee: L-Tec (Florence, SC)
Inventors: Bishnu P. Datta (Florence, SC), David G. Anderson (Florence, SC)
Primary Examiner: James R. Largen
Law Firm: Bell, Seltzer, Park & Gibson
Application Number: 7/182,742
Classifications