Invention Grant
US09587761B2 Multi-position actuator 有权
多位置执行器

Multi-position actuator
Abstract:
A multi-position actuator includes a solenoid selectively energized to extend a rod. The actuator also includes a push-lever pivotably mounted to the rod and a crank-arm rotatably mounted on a first axis. The crank-arm includes multiple engagement elements arranged on a diameter centered relative to the first axis, and also includes a projection. The push-lever engages one of the engagement elements to rotate the crank-arm about the first axis in a forward direction when the solenoid is energized. The actuator additionally includes a pivoting locking-lever that blocks rotation of the crank-arm in forward direction and a one-way-clutch that blocks rotation of the crank-arm in reverse direction when the solenoid is de-energized. Furthermore, the actuator includes a slider-box lever having first and second slots. The projection slidably engages the first slot. The second slot is engaged with and operates an external device when rotation of the crank-arm swings the slider-box lever.
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