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Gerald M. Boisrayon Patents |
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Inventor: Boisrayon; Gerald M.
Address: Le Beausset, FR
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 3987742 |
Swivel air lock for airtight connection between submergibles |
October 26, 1976 |
| An air lock in accordance with the invention is composed of two portions -- stationary hemispherical bell 6 fastened on a submarine rescue device 5 and a swivel skirt 7 in the form of a portion of a swivel joint, nested in the bell with a slight amount of play, bearing a peripheral seali |
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