| 摘要 |
A limit switch includes a control member which has a first end protruding from the body of the switch and a second end of the control member has a first contact portion and a second contact portion. A first operation unit and a second operation unit are respectively located on two respective outsides of the first and second contact portions so that the two operation units are activated by shifting the control member. The two operation units are located on two sides of the control member so that the limit switch occupies has lower height.
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