| 摘要 |
The multiple use hand operated pump consists of a rhomboid head (1) ; a mountable curve shaped outlet part (3) , a pumping pipe part (2) with a special base (9) bearing valve (12) and a liquid inlet (13) . A piston (4) with external grip (5a) on its upper end and an especial- ly constructed valve (5,6,7,8) on its lower end , as well as a tapered component (14) constituting means of suppor- ting , stablelising and mounting of the pipe part (2) of the pump on any liquid container .
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