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William E. Haynes Patents |
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Inventor: Haynes; William E.
Address: Rancho Palos Verdes, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4828207 |
Fluid lock |
May 9, 1989 |
| This fluid lock permits transiting an object between different fluid pressure through a transiting hole in a wall separating a higher fluid pressure side from a lower fluid pressure side on opposite sides of the wall; has higher and lower fluid pressure doors, each hinged for pivotal |
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