发明名称 |
PERCUSSION TOOL FLUID FILTER APPARATUS |
摘要 |
Docket No.: 0855-IR-RD A filter apparatus for a percussion device to be powered by fluid pressure, which when the apparatus is in an assembled position, comprises a filter recess formed within a housing encasing the percussion device. An assembly fastener is disposed within the recess. A first filter is disposed about the assembly fastener. A filter support is disposed about the first filter. A second filter is mounted around the filter support. Both the first and the second filter have a filtering gauge size, and the filtering gauge of the first filter exceeds the filtering gauge of the second filter.
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申请公布号 |
CA2040361(A1) |
申请公布日期 |
1991.10.17 |
申请号 |
CA19912040361 |
申请日期 |
1991.04.12 |
申请人 |
INGERSOLL-RAND COMPANY |
发明人 |
LYON, LELAND H.;EGGELING, RICHARD L. |
分类号 |
B01D;B01D29/03;B01D35/02;B01D46/24;B25D;E21C;(IPC1-7):B01D46/24 |
主分类号 |
B01D |
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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