发明名称 |
Scroll-type fluid machinery with seals for the discharge port and wraps |
摘要 |
The present invention is intended to provide an oilless scroll-type compressor which can obtain a high compression efficiency with highly accurate sealability retained and particularly has such a constitution that a chip seal fitted in each of the wrap end surfaces of stationary scrolls and an orbiting scroll is integrated with a backup seal, a discharge port in communication with a wrap groove terminal end through a through-hole is formed in a land section positioned on the interior side of a wrap inner circumferential end on the side of one scroll and situated around a shaft hole through which a main shaft is inserted, and the circumference of said discharge port is surrounded by the chip seal extended from said wrap.
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申请公布号 |
US5258046(A) |
申请公布日期 |
1993.11.02 |
申请号 |
US19920903463 |
申请日期 |
1992.06.24 |
申请人 |
IWATA AIR COMPRESSOR MFG. CO., LTD. |
发明人 |
HAGA, SHUJI;TANUMA, MASATOMO;SERITA, TAKASHI |
分类号 |
F01C1/02;F01C19/08;(IPC1-7):F01C1/04;F01C21/02 |
主分类号 |
F01C1/02 |
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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