CPC A61B 1/00066 (2013.01) [A61B 1/00042 (2022.02); H01H 13/14 (2013.01); H01H 13/06 (2013.01)] | 17 Claims |
1. An operation switch comprising:
an elastic cover comprising a first inclined portion extending in a direction of an axis from a first radial position away from the axis towards the axis; and
one or more contact portions,
wherein the first inclined portion of the elastic cover is pressed by a housing and the one or more contact portions towards the axis to elastically deform the elastic cover and protrude a pressing region of the elastic cover through an opening of the housing,
wherein the one or more contact portions comprises a first ring portion and a second ring portion, and
wherein a diameter of the first ring portion is smaller than a diameter of the second ring portion.
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