| 摘要 |
A torque limiter includes a driving bushing, a clutch spring wound around an outer circumference of the driving bushing, and a housing receiving a driving force via the clutch spring. The housing includes a first catch portion engaged with a first end portion of the clutch spring, and a second catch portion engaged with a second end portion of the clutch spring. The second catch portion is movable with respect to the first catch portion to change an angle between the first and second end portions of the clutch spring.
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