Expansion valve

- TGK Co., Ltd.
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Description

An expansion valve for refrigeration cycle that is used in an automotive air conditioning system and is designed to rapidly expand high-temperature and high-pressure liquid refrigerant coming from a condenser into low-temperature and low-pressure vapor refrigerant.

FIG. 1 is a front view of an expansion valve for refrigeration cycle.

FIG. 2 is a rear view of the expansion valve.

FIG. 3 is a left side view of the expansion valve.

FIG. 4 is a right side view of the expansion valve.

FIG. 5 is a plan view of the expansion valve.

FIG. 6 is a bottom plan view of the expansion valve; and,

FIG. 7 is a cross-sectional view taken along lines A—A of FIG. 1.

The broken line showing of unclaimed portions of the expansion valve forms no part of the claimed design.

Claims

The ornamental design for an expansion valve, as shown and described.

Referenced Cited
U.S. Patent Documents
D427664 July 4, 2000 Yano et al.
D494658 August 17, 2004 Kobayashi et al.
D502252 February 22, 2005 Fukuda et al.
D504714 May 3, 2005 Fukuda et al.
D529990 October 10, 2006 Kobayashi et al.
D532080 November 14, 2006 Kobayashi et al.
D546921 July 17, 2007 Kobayashi et al.
D589118 March 24, 2009 Watanabe
Patent History
Patent number: D611123
Type: Grant
Filed: Feb 27, 2008
Date of Patent: Mar 2, 2010
Assignee: TGK Co., Ltd. (Tokyo)
Inventor: Michio Matsumoto (Tokyo)
Primary Examiner: Cathron C. Brooks
Assistant Examiner: Maurice Stevens
Attorney: Westerman, Hattori, Daniels & Adrian, LLP
Application Number: 29/300,145
Classifications
Current U.S. Class: Valve Or Body Therefor (D23/233)