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Nils I. Aarthun Patents |
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Inventor: Aarthun; Nils I.
Address: Partille, SE
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D328945 |
Valve |
August 25, 1992 |
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| D322657 |
Valve actuator |
December 24, 1991 |
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| 4819691 |
Valve device |
April 11, 1989 |
| A valve device for controlling a fluid flow. The device comprises a valve body arranged in a valve housing and placeable against a valve seat and moveable away from the seat. A center portion of the valve body forms an integral part of a membrance manufactured from a resilient material. |
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