| 摘要 |
<p>The valve (1) has a sealing body (10) displaced by an attachment (15) from a pressure part (4) of a hand lever (3) of the body into a flow passage (7), where the lever is pivotably attached at a valve tube (2). The body is formed into two parts and is accommodated with a valve spring (8). A front housing portion (16) turned towards a gas inflow (9) is defined at the passage. A rear housing portion (17) releasing a sealing seat (11) in the front housing portion is displaced against force of the spring, and is held in the seat by the spring. The lever comprises a ball at the pressure part.</p> |
