|
The ornamental design for a piston for refrigerant compressors, as shown.
|
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.
Patent | Priority | Assignee | Title |
D473242, | Nov 13 2001 | Sanden Holdings Corporation | Compressor piston |
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 |
5988041, | Jul 15 1996 | Kabushiki Kaisha Toyoda Jodoshokki Seiksakusho | Piston for compressors |
D371562, | Sep 06 1994 | Pump piston | |
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 |
D436113, | Mar 24 1997 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Compressor piston |
D447150, | Dec 20 1999 | Sanden Holdings Corporation | Piston for a refrigerant compressor |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 05 2001 | TSUNODA, MASATAKA | Sanden Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012878 | /0053 | |
Dec 20 2001 | Sanden Corporation | (assignment on the face of the patent) | / | |||
Apr 02 2015 | Sanden Corporation | Sanden Holdings Corporation | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 038489 | /0677 | |
Apr 02 2015 | Sanden Corporation | Sanden Holdings Corporation | CORRECTIVE ASSIGNMENT TO CORRECT THE PROPERTY NUMBERS PREVIOUSLY RECORDED AT REEL: 038489 FRAME: 0677 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNMENT | 047208 | /0635 | |
Apr 02 2015 | Sanden Corporation | Sanden Holdings Corporation | CORRECTIVE ASSIGNMENT TO CORRECT THE TYPOGRAPHICAL ERRORS IN PATENT NOS 6129293, 7574813, 8238525, 8083454, D545888, D467946, D573242, D487173, AND REMOVE 8750534 PREVIOUSLY RECORDED ON REEL 047208 FRAME 0635 ASSIGNOR S HEREBY CONFIRMS THE CHANGE OF NAME | 053545 | /0524 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |