发明名称 |
Change speed control structure for hydraulic transmission |
摘要 |
A change speed control structure for a hydraulic transmission comprising a rotary valve for controlling a plurality of hydraulic actuators, a shift lever extending through a crooked guide groove, and a relay assembly for transmitting movements of the shift lever to the rotary valve on a reduced scale. The guide groove includes three straight portions extending parallel to one another in series and offset in a transverse direction thereof, each straight portion including a plurality of change speed positions. An adjacent pair of the straight portions are interconnected end to end by a bight portion. |
申请公布号 |
US4907465(A) |
申请公布日期 |
1990.03.13 |
申请号 |
US19870119795 |
申请日期 |
1987.11.12 |
申请人 |
KUBOTA LTD. |
发明人 |
MACHIDA, SATOSHI;HASEGAWA, SHIGEKAZU;OTA, YOSHIMI;OKAMOTO, MUNEJI |
分类号 |
F16H59/04;F16H61/02;F16H61/70 |
主分类号 |
F16H59/04 |
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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