| 摘要 |
The invention describes a pushbutton valve arrangement for a diver's buoyancy control jacket also referred to as a 'pneumatic waistcoat'; this pushbutton valve arrangement possesses, besides the usual connection nipple (3) for the hose leading to a compressed-air tank, a connection nipple (5) that is connected to the first connection nipple (3) and permits the possible additional connection of a demand breathing unit or other supplementary device, so that no further tank-connecting hose is needed. <IMAGE> |
