发明授权
US08646153B2 Hinge mechanism, and monitor opening and closing mechanism 有权
铰链机构,监控开关机构

Hinge mechanism, and monitor opening and closing mechanism
摘要:
A plate spring 40 is subjected to folding at a fold portion 41 to form integrally a plate spring portion 42 and a stress relief portion 43m and a distal end of a rotary shaft 30 is secured to a caulking hole of the stress relief portion 43 by caulking.
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