| 发明名称 |
Gaseous fluid pump and liquid spray apparatus incorporating such a pump |
| 摘要 |
Co-operating formations (28 and 29) are provided within the chamber formed by a resiliently deformable air pump body (13) which has concertina sidewalls (23) so that the enclosure surrounded by the sidewalls (23) is substantially filled by the formations (28 and 29) when it is collapsed.
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| 申请公布号 |
US4384675(A) |
申请公布日期 |
1983.05.24 |
| 申请号 |
US19810229059 |
申请日期 |
1981.01.28 |
| 申请人 |
CARAID PATENTS N.V. |
发明人 |
JACOBS, JACOBUS P. |
| 分类号 |
B05B9/04;B05B9/08;F04B43/00;F04B43/08;(IPC1-7):B05B9/08 |
主分类号 |
B05B9/04 |
| 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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