| 摘要 |
A linear drive mechanism comprises an electromechanical conversion element for producing repeatable linear displacements in a predetermined direction, a working member fixedly connected to said electromechanical conversion element for simultaneous displacement therewith and having a guide surface formed in the direction of displacement of said electromechanical conversion element, a moving member frictionally contacting with the guide surface of said working member, and a pushing member furnished on said working member for pushing said moving member against said guide surface of the working member.
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