| D316214 |
Piston ring compressor
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| Patent Drawings: | |
| Inventor: |
O'Donnell |
| Date Issued: |
April 16, 1991 |
| Application: |
07/049,081 |
| Filed: |
May 13, 1987 |
| Inventors: |
O'Donnell; Patrick J. (Salt Lake City, UT)
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| Assignee: |
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| Primary Examiner: |
Dunkins; Bruce W. |
| Assistant Examiner: |
Thompson; Martha |
| Attorney Or Agent: |
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| U.S. Class: |
83/222; D30/131; D8/14; D8/71 |
| Field Of Search: |
D8/14; D8/71; 29/213.1; 29/215; 29/222; 29/224; 29/269 |
| International Class: |
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| U.S Patent Documents: |
D123097; D135425; D212644; D287329; D289005; D306250; 1303614; 1488628; 1536496; 1849532; 2553663; 2697870; 3305920; 3707027; 3754312; 4495689; 4843697 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a piston ring compressor, as shown and described. |
| Description: |
FIG. 1 is a top perspective view of a piston ring compressor showing my new design;
FIG. 2 is a top plan view; and
FIG. 3 is a cross-sectional view taken along the line 3--3 in FIG. 1. "
The side and end not shown are like the side and end shown respectively, while the undisclosed bottom is conventional in appearance."O'Donnell; Patrick J.
3040 Connor St.
Salt Lake City
UT
84109
]
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