Thermal type expansion valve

Description

FIG. 1 is a top plan view of a thermal type expansion valve;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side view thereof, the left side view being a mirror image of the right side view;

FIG. 6 is a front perspective view thereof;

FIG. 7 is a top plan view of a second embodiment of the thermal type expansion valve;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a rear elevational view thereof;

FIG. 10 is a front perspective view thereof;

FIG. 11 is a right side view thereof, the left side view being a mirror image of the right side view;

FIG. 12 is a front perspective view therof;

FIG. 13 is a top plan view of a third embodiment of the thermal type expansion valve;

FIG. 14 is a bottom plan view thereof;

FIG. 15 is a rear elevational view therof;

FIG. 16 is a front elevational view thereof;

FIG. 17 is a right side view thereof, the left side view being a mirror image of the right side view;

FIG. 18 is a front perspective view thereof;

FIG. 19 is a top plan view of a fourth embodiment of the thermal type expansion valve;

FIG. 20 is a bottom plan view thereof;

FIG. 21 is a rear elevational view thereof;

FIG. 22 is a front perspective view thereof;

FIG. 23 is a right side view thereof, the left side view being a mirror image of the right side view; and,

FIG. 24 is a front perspective view thereof.

Referenced Cited
U.S. Patent Documents
D234359 February 1975 Holben et al.
1101339 June 1914 Schutt
3661182 May 1972 Loveless
4671322 June 9, 1987 Purfurst
Patent History
Patent number: D429315
Type: Grant
Filed: Dec 28, 1998
Date of Patent: Aug 8, 2000
Assignee: Pacific Industrial Co., Ltd. (Gifu-Ken)
Inventors: Satoru Okada (Hashima), Kiyotaka Kasugai (Ogaki)
Primary Examiner: Robin V. Taylor
Law Firm: Trask, Britt & Rossa
Application Number: 0/98,352
Classifications
Current U.S. Class: Valve Or Body Therefor (D23/233)
International Classification: 2301;