Limit switch
AssigneeOMRON Corporation
InventorsKazuyuki Tsukimori, Manabu Takahashi, Hiroyuki Moriyama, Shigenobu Fukui
Life of this patent
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Abstract
A limit switch has a housing having an opening in a front surface of the housing, and a connection hole in which a lead wire is drawn made in a bottom surface of the housing, a switch main body fixed in the housing, a front surface of which is vertically partitioned into a plurality of stages, a pair of fixed contact terminals embedded at each of the stages, an operation shaft exposed from a ceiling surface of the switch main body, a contact that is opened and closed by driving the operation shaft in a shaft center direction, and a projection provided between the fixed contact terminals embedded at the stages of the front surface of the switch main body.
Claims8
A limit switch comprising:
- a housing comprising:
- an opening in a front surface of the housing, and
- a connection hole in which a lead wire is drawn made in a bottom surface of the housing;
- a switch main body fixed in the housing, a front surface of which is vertically partitioned into a plurality of stages;
- a pair of fixed contact terminals embedded at each of the stages;
- an operation shaft exposed from a ceiling surface of the switch main body;
- a contact that is opened and closed by driving the operation shaft in a shaft center direction;
- and
- a projection provided between the fixed contact terminals embedded at the stages of the front surface of the switch main body,
- wherein an outer circumferential surface of the projection comprises a shape along a wiring route of the lead wire, and
- wherein the projection has a hexagonal shape.
Dependencies are inferred from the claim text.