- 专利标题: Fast mode release in a force generating apparatus using estimated actuator apply chamber pressure
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申请号: US10081882申请日: 2002-02-22
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公开(公告)号: US20030160505A1公开(公告)日: 2003-08-28
- 发明人: Bryan P. Riddiford , Richard J. Thomas
- 主分类号: B60T008/42
- IPC分类号: B60T008/42
摘要:
The problem of maintaining fluid modulus during a fast mode release of fluid pressure in a force generating apparatus having a force generating actuator fluidically coupled to a force generating device by a fluid circuit having restrictions and resistance to fluid flow is solved by sensing a pressure remotely from an actuator apply chamber, determining an estimated chamber pressure form the sensed pressure, and limiting the rate at which the actuator can reduce fluid pressure in an apply chamber of the actuator to a rate low enough to preclude a change in modulus of the fluid during the fast mode release.
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