Two-speed drive |
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| 申请号 | US33913364 | 申请日 | 1964-01-21 | 公开(公告)号 | US3292440A | 公开(公告)日 | 1966-12-20 |
| 申请人 | OAK ELECTRO NETICS CORP; | 发明人 | KARR JOHN W; MA JOHN Y; | ||||
| 摘要 | |||||||
| 权利要求 | 1. A TWO-SPEED DRIVE, COMPRISING: A DRIVEN MEMBER HAVING A FIRST GEAR THEREON; A FIRST DRIVE MEANS, INCLUDING A HOLLOW SHAFT HAVING A SECOND GEAR THEREON, SAID SECOND GEAR MESHING WITH SAID FIRST GEAR, FOR DRIVING SAID DRIVEN MEMBER AT A FIRST SPEED; A SECOND DRIVE MEANS, INCLUDING A SECOND SHAFT COAXIALLY ALIGNED WITH AND IN SAID HOLLOW SHAFT, A THIRD GEAR HAVING A HUB FRICTIONALLY HELD TO SAID DRIVEN MEMBER, AND FOURTH GEAR DRIVEN BY SAID SECOND SHAFT AND MESHING WITH SAID THIRD GEAR, FOR DRIVING SAID DRIVEN MEMBER AT A SECOND SPEED. |
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| 说明书全文 | |||||||
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