Patent
   D427611
Priority
Feb 16 1999
Filed
Aug 12 1999
Issued
Jul 04 2000
Expiry
Jul 04 2014
Assg.orig
Entity
unknown
6
7
n/a
The ornamental design for a piston for compressors employed in automobile air-conditioners, as shown and described.

FIG. 1 is a front elevational view showing a piston for compressors employed in automobile air-conditioners according to a first embodiment of the present invention;

FIG. 2 is a rear elevational view showing the piston of FIG. 1;

FIG. 3 is a top plan view showing the piston of FIG. 1;

FIG. 4 is a bottom plan view showing the piston of FIG. 1;

FIG. 5 is a right side elevational view showing the piston of FIG. 1, the left side view being a mirror image thereof;

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 1;

FIG. 7 is a cross-sectional view taken along line 7--7 of FIG. 5;

FIG. 8 is a cross-sectional view taken along line 8--8 of FIG. 5;

FIG. 9 is a perspective view showing the piston of FIG. 1;

FIG. 10 is a front elevational view showing a piston for compressors employed in automobile air-conditioners according to a second embodiment of the present invention;

FIG. 11 is a rear elevational view showing the piston of FIG. 10;

FIG. 12 is a top plan view showing the piston of FIG. 10;

FIG. 13 is a bottom plan view showing the piston of FIG. 10;

FIG. 14 is a right side elevational view showing the piston of FIG. 10, the left side view being a mirror image thereof;

FIG. 15 is a cross-sectional view taken along line 15--15 of FIG. 10;

FIG. 16 is a cross-sectional view taken along line 16--16 of FIG. 14;

FIG. 17 is a cross-sectional view taken along line 17--17 of FIG. 14;

FIG. 18 is a perspective view showing the piston of FIG. 10; and,

FIG. 19 is a cross-sectional view showing a piston according to the present invention employed in a compressor.

The broken lines in FIG. 19 are shown for illustrative purposes only and form no part of the claimed design.

Yokota, Masahiro, Enokijima, Fuminobu

Patent Priority Assignee Title
D447150, Dec 20 1999 Sanden Holdings Corporation Piston for a refrigerant compressor
D450060, Dec 20 1999 Sanden Holdings Corporation Pistons for a refrigerant compressor
D450329, Jun 20 2000 Sanden Holdings Corporation Pistons for a refrigerant compressor
D452252, Dec 20 1999 Sanden Holdings Corporation Piston for refrigerant compressor
D576179, Nov 30 2006 Kabushiki Kaisha Toyota Jidoshokki Piston for compressor
D914062, May 21 2019 Compressor part
Patent Priority Assignee Title
5461967, Mar 03 1995 General Motors Corporation Swash plate compressor with improved piston alignment
5490767, Sep 02 1992 Sanden Corporation Variable displacement piston type compressor
D402295, Jun 27 1996 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Compressor piston
D417225, Jun 13 1996 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Compressor piston
D417876, Sep 27 1996 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Compressor piston
JP7189900,
JP9203378,
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Aug 03 1999YOKOTA, MASAHIRO Kabushiki Kaisha Toyoda Jidoshokki SeisakushoASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0101670827 pdf
Aug 03 1999ENOKIJIMA, FUMINOBUKabushiki Kaisha Toyoda Jidoshokki SeisakushoASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0101670827 pdf
Aug 12 1999Kabushiki Kaisha Toyoda Jidoshokki Seisakusho(assignment on the face of the patent)
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