Piston for refrigerant compressors
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Description
FIG. 1 is a front elevational view of a piston for refrigerant compressors showing my new design;
FIG. 2 is a rear elevational view;
FIG. 3 is a left side elevational view;
FIG. 4 is a top plan view;
FIG. 5 is a bottom plan view;
FIG. 6 is a cross-sectional view taken along the line 6—6 of FIG. 1; and,
FIG. 7 is a perspective view.
Claims
The ornamental design for a piston for refrigerant compressors, as shown.
Referenced Cited
U.S. Patent Documents
5461967 | October 31, 1995 | Burkett et al. |
5490767 | February 13, 1996 | Kanou et al. |
D371562 | July 9, 1996 | Rushfeldt |
D402295 | December 8, 1998 | Kayukawa et al. |
D417225 | November 30, 1999 | Kimura et al. |
5988041 | November 23, 1999 | Hiramatsu et al. |
D417876 | December 21, 1999 | Kayukawa et al. |
D436113 | January 9, 2001 | Kayukawa et al. |
D447150 | August 28, 2001 | Miyazawa et al. |
Patent History
Patent number: D464064
Type: Grant
Filed: Dec 20, 2001
Date of Patent: Oct 8, 2002
Assignee: Sanden Corporation (Gunma)
Inventor: Masataka Tsunoda (Isesaki)
Primary Examiner: Ralf Seifert
Attorney, Agent or Law Firm: Baker Botts LLP
Application Number: 29/152,368
Type: Grant
Filed: Dec 20, 2001
Date of Patent: Oct 8, 2002
Assignee: Sanden Corporation (Gunma)
Inventor: Masataka Tsunoda (Isesaki)
Primary Examiner: Ralf Seifert
Attorney, Agent or Law Firm: Baker Botts LLP
Application Number: 29/152,368
Classifications