发明名称 |
COCK FOR BOTTLE HOUSING PRESSURE GAS |
摘要 |
The tap for a cylinder of gas under pressure is of the type comprising a body adapted to be fixed on a cylinder head (9) with a gas flow passage (10-13) provided with a valve (12) having a rod (14) slidable through a sealing bellows (17) and connected to a rod (21) of a pneumatic control piston (24) with provision of an opposing spring (28) for biasing the piston to a position for closing the valve (12). Manual means (31-32-33) are provided for axially shifting the piston (24) with an abutment in a position for closing the valve (12). The tap is particularly adapted to the transfer of gases having degrees of toxicity. |
申请公布号 |
JPS63231096(A) |
申请公布日期 |
1988.09.27 |
申请号 |
JP19870159941 |
申请日期 |
1987.06.29 |
申请人 |
L'AIR LIQUIDE |
发明人 |
JIERARU ROWASOO;MOORISU MOROZAI |
分类号 |
F17C7/00;F16K1/30;F16K31/143;F17C13/04 |
主分类号 |
F17C7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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