发明名称 |
Dispensing pump |
摘要 |
A dispensing pump for liquid or pasty products having a pump chamber (2) and a piston (6) arranged to move telescopically within the pump chamber between rest and active positions, wherein an inlet valve (5) is provided at one end of the pump chamber. This inlet valve may be locked closed with the piston in its rest position.
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申请公布号 |
US7757897(B2) |
申请公布日期 |
2010.07.20 |
申请号 |
US20050575661 |
申请日期 |
2005.09.23 |
申请人 |
OBRIST CLOSURES SWITZERLAND GMBH |
发明人 |
YOUNG PETER A.;BRAMBILLA FRANCESCO |
分类号 |
B67B1/00;B67D99/00;B67D7/58 |
主分类号 |
B67B1/00 |
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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