发明名称 |
STOPPER SWITCH WITH CUSHION |
摘要 |
PROBLEM TO BE SOLVED: To miniaturize a stopper switch and especially reduce a diameter by elaborately providing a cushion means on the stopper switch in extremely simple structure. SOLUTION: A first cushion means to compress air in a cylinder 1b by a piston 5 to move in the cylinder 1b as a detection body A makes contact with a head end of a piston shaft 4 and displaced, a second cushion means on which an elastic member 7 starts to be compressed slightly before the piston 5 makes contact with a stop surface 1c of the piston 5 provided on the cylinder 1b, a third cushion means to keep compressing a compression coil spring 9 as the detection body A makes contact with the head end of the piston shaft 4 and is displaced and a switch means 3 to work immediately before the piston 5 makes contact with the stop surface 1c of the piston 5 are provided.
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申请公布号 |
JP2001107916(A) |
申请公布日期 |
2001.04.17 |
申请号 |
JP19990325896 |
申请日期 |
1999.10.12 |
申请人 |
METROL LTD |
发明人 |
MATSUHASHI AKIRA;TAKAGI YASUSHI |
分类号 |
F15B15/22;F15B15/24;F16F9/02;(IPC1-7):F15B15/22 |
主分类号 |
F15B15/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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