| 摘要 |
A diving outfit, vest and tightening device is provided for securing an air tank to a vest element. The device operates by air pressure supplied from the diver's air tank, and tightening of the belt is achieved by pressurized extension of a piston within a cylinder. The device is useful for securing air tanks to diving vests, and the outfit, vest and device are useful for allowing divers to secure the air tank with a minimal of manual force.
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