Limit switch |
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申请号 | JP1683691 | 申请日 | 1991-01-18 | 公开(公告)号 | JPH04237916A | 公开(公告)日 | 1992-08-26 |
申请人 | Omron Corp; | 发明人 | MORI SHIGENORI; | ||||
摘要 | PURPOSE: To provide a limit switch, in which, in each right and left rotation direction of a shaft, a switch main body can be switched on, and also in the case of rotation in only one direction of the shaft a plunger is operated, the switch main body can be switched on. CONSTITUTION: A cam member 17 for pressing a plunger 22 by an external contact cam 34, and a cam member 18 for pressing the plunger 22 by a external contact cam 41 are provided. A plunger guide mounting part 8 is composed by forming a pair of insertion parts 12 and locking parts 13a, 13b. In an upper part of the external periphery of a plunger guide 20, a locking part 49a to be locked to the locking parts 13a, 13b of the plunger guide mounting part 8 is formed in a projection 49, and in a top part of the plunger which is guide- held by the plunger guide 20, a right-left pair of cam contact surface part 22b and a cam contact surface part 22c with only one side provided in a position perpendicular to the cam contact surface part 22b of them are formed. COPYRIGHT: (C)1992,JPO&Japio |
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权利要求 | |||||||
说明书全文 |