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Driss Aadnan Patents |
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Inventor: Aadnan; Driss
Address: Clerval, FR
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4997064 |
Device for automatically securing a climber climbing a wall |
March 5, 1991 |
| This invention relates to a device for automatically securing a climber climbing a wall, wherein it comprises:a shaft guided in rotation,at least one drum comprising a groove for receiving a line wound around the drum at least once,an irreversible control member interposed between each drum |
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