Gas regulator

- S. H. Leggitt Company
Description

FIG. 1 is an overhead plan view of a gas regulator embodying my design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is an overhead plan view similar to FIG. 1 but showing a first alternative embodiment thereof;

FIG. 7 is a side elevational view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front elevational view thereof; and,

FIG. 10 is a rear elevational view thereof.

The side elevational view of each respective embodiment which is not shown in the drawings is a mirror image of the side view thereof which is shown.

Referenced Cited
U.S. Patent Documents
D115780 July 1939 Carnes
D154624 July 1949 Nieseman et al.
D168641 January 1953 St. Clair et al.
D181319 October 1957 Schutmaat
360890 April 1887 Kieley
408873 August 1889 Crozier
Other references
  • Exhibit 1--An 8 1/2.times.14" sheet of 6 colored photographs of apparatus previously sold to the public Admitted prior art. Exhibit 2--An 8 1/2.times.14" sheet of 6 colored photographs of apparatus previously sold to the public Admitted prior art. Exhibit 3--An 8 1/2.times.14" sheet of 5 colored photographs of modified apparatus sold to the public Admitted prior art. Exhibit 4--An 8 1/2.times.14" sheet of 5 colored photographs of modified apparatus sold to the public Admitted prior art. Exhibit 5--An 8 1/2.times.14" sheet of 5 colored photographs of modified apparatus sold to the public Admitted prior art.
Patent History
Patent number: D379845
Type: Grant
Filed: Aug 22, 1994
Date of Patent: Jun 10, 1997
Assignee: S. H. Leggitt Company (San Marcos, TX)
Inventor: Edward R. Lee (Martindale, TX)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Eric Watterson
Law Firm: Price, Heneveld, Cooper, DeWitt & Litton
Application Number: 0/27,395
Classifications
Current U.S. Class: Pressure Regulating Or Relieving (D23/235)
International Classification: 1501;