发明名称 Temperature compensated positioning device
摘要 The temperature compensated positioning device consists of a stationary member, a movable member, a compensating material, and support material between each member. Each member is attached to two surfaces which must be held in a precise dimensional relationship with respect to each other automatically over a wide temperature range.
申请公布号 US4236790(A) 申请公布日期 1980.12.02
申请号 US19780905822 申请日期 1978.05.15
申请人 SMITH, RONALD D. 发明人 SMITH, RONALD D.
分类号 G02B7/02;(IPC1-7):G02B7/02 主分类号 G02B7/02
代理机构 代理人
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