发明名称 |
TRANSMISSION STAGE CHANGE-OVER DEVICE |
摘要 |
FIELD: change-over of transmission stages in transport facilities. SUBSTANCE: device includes source of working fluid whose delivery line is connected with valves which ensure selective connection of stage clutch engagement cylinders with pressure source and hydraulic tank by signal of electric stage selector. Device is provided with correcting valve and stage change-over direction sensor which are electrically connected with stage selector and winding of electromagnet which controls correcting valve fitted between pressure source and delivery line; provision is made for additional line connected with delivery line through check valve. EFFECT: avoidance of jerks of transport facilities in change-over of transmission stages at reduced slippage of friction clutches. 8 cl, 12 dwg
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申请公布号 |
RU2131547(C1) |
申请公布日期 |
1999.06.10 |
申请号 |
RU19970103128 |
申请日期 |
1997.02.27 |
申请人 |
RUMJANTSEV LEONID ALEKSANDROVICH |
发明人 |
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分类号 |
B60W10/11;B60W30/18;F16H59/04;(IPC1-7):F16H59/04;B60K41/10 |
主分类号 |
B60W10/11 |
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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