| 发明名称 |
pump dispenser with stepped piston moving in stepped cylinder |
| 摘要 |
Stepped piston 52 reciprocates within stepped body 34. It is stated that details of construction are to enable the assembly to be easier to make, less likely to leak and to have improved pumping characteristics.
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| 申请公布号 |
NZ331117(A) |
申请公布日期 |
2000.01.28 |
| 申请号 |
NZ19980331117 |
申请日期 |
1998.07.27 |
| 申请人 |
OWENS ILLINOIS CLOSURE INCORPORATED |
发明人 |
CATER, MIRO S;BLISS, EARNEST E |
| 分类号 |
B65D47/34;B05B11/00;B67D99/00;F04B9/14;F04F1/06;G01F11/02;(IPC1-7):B67D5/42;B05B11/02;G01F11/04;G01F11/38 |
主分类号 |
B65D47/34 |
| 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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