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Control shaft for a valve |
| D256947 |
Control shaft for a valve
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| Patent Drawings: | |
| Inventor: |
Terrazas |
| Date Issued: |
September 16, 1980 |
| Application: |
05/915,170 |
| Filed: |
June 13, 1978 |
| Inventors: |
Terrazas; Ralph (La Mirada, CA)
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| Assignee: |
California Screw Corporation (Paramount, CA) |
| Primary Examiner: |
Largen; James R. |
| Assistant Examiner: |
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| Attorney Or Agent: |
Freilich; Arthur |
| U.S. Class: |
D23/249 |
| Field Of Search: |
D23/19; D23/20; D23/21; D23/22; 251/288 |
| International Class: |
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| U.S Patent Documents: |
D138325; D253716; 285955; 2764181; 2887128; 3107546; 3788601; 3970285; 3985335; 4177835 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The design for a control shaft for a valve, substantially as shown. |
| Description: |
FIG. 1 is a front, right side, and top perspective view of a control shaft for a valve showing my new design.
FIG. 2 is a rear, left side, and top perspective view thereof.
FIG. 3 is a right side elevation view thereof.
FIG. 4 is a front elevational view thereof.
FIG. 5 is a rear elevational view thereof.
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