发明申请
US20120234959A1 SINGLE ACTION REEL CONTROL MECHANISM 审中-公开
单行动卷轴控制机构

SINGLE ACTION REEL CONTROL MECHANISM
摘要:
A retractable reel rotational control apparatus, comprising a mechanical actuator which simultaneously brakes and locks the reel in a single action of the actuator, and releases the brake and lock with a subsequent action, wherein the reel brake is separate from the actuator.
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