专利名称：Push-to-turn thermal cycling switch 发明人：Calvin J. Holtkamp
申请号：US05/543375
申请日：19750123
公开号：US03932830A
公开日：
19760113
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七号房间的礼物摘要：A thermal cycling switch such as is ud to control surface units on domestic cooking ranges is provided with a compression spring arrangement urging the cam controlling the switch in one direction and a shaft axially movable relative to the cam in an opposite direction, and detent means are provided to prevent the shaft and cam from being rotated until the shaft is first shifted axially relative to the cam.
月球年龄申请人：WHITE-WESTINGHOUSE CORPORATION
代理机构：McNenny, Farrington, Pearne & Gordon企业职工带薪年休假实施办法
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