MAIN SPRING SYSTEM, METHOD AND APPARATUS FOR MANUFACTURING MAIN SPRING SYSTEM, AND EQUIPMENT USING THIS MAIN SPRING SYSTEM

摘要

PROBLEM TO BE SOLVED: To expand freedom of connection forms with a moved body and provide size reduction of the system in a main spring system having a main spring and a brake portion. SOLUTION: This main spring system 100 comprises the main spring 101; a center member 102 connected with an inner end of the main spring; a main spring accommodation portion 103 connected with an outer end of the main spring and rotatably journaled around an axis of the center member; the brake portion 104 applying braking force between the center member and the main spring accommodation portion; a power transmitting member 105 of which the end portion is fixed at the main spring accommodation portion and which is wrapped around an outer periphery of the main spring accommodation portion; and a support member 106 for supporting both the ends of the center member. The power transmitting member is constituted so as to be drawn freely to the support member. COPYRIGHT: (C)2004,JPO&NCIPI