发明名称 |
PUMP MAINTAINING CONTAINER INTERNAL PRESSURE |
摘要 |
A piston pump for dispensing fluid from a closed container in which during the cycle of operation to dispense fluid, atmospheric air is discharged into the reservoir towards reducing a vacuum that might otherwise be created within the container. |
申请公布号 |
CA2848857(A1) |
申请公布日期 |
2015.10.11 |
申请号 |
CA20142848857 |
申请日期 |
2014.04.11 |
申请人 |
OP-HYGIENE IP GMBH |
发明人 |
OPHARDT, HEINER;JONES, ANDREW |
分类号 |
B67D7/60;A47K5/12;B65D25/38 |
主分类号 |
B67D7/60 |
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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