Title:
OPERATION SWITCH, MEDICAL DEVICE PROVIDED WITH OPERATION SWITCH, AND ENDOSCOPE PROVIDED WITH OPERATION SWITCH
Document Type and Number:
WIPO Patent Application WO/2020/031337
Kind Code:
A1
Abstract:
This operation switch comprises: an elastic operation member that is provided with an elastic force, and that has a dome part that elastically deforms upon being subjected to a pressing operation by a convex form outward in a natural state, placed at an outer surface opening side of a housing through hole, and a peripheral surface part including a flange part; a pressing member that moves by a pressing region of the dome part being deformed; a switch body that comprises a switch recess in which an electrical switch is placed, and a center convex part having an accommodation hole in which the pressing member is accommodated; and an elastic-operation-member-pressing member that is placed on the switch body, and that has disposed thereon a second ring part that presses the natural-state elastic operation member, and presses a preset portion of the natural-state elastic operation member to elastically deform the dome part.
Inventors:
SUZUKI MASANORI (JP)
Application Number:
PCT/JP2018/029956
Publication Date:
February 13, 2020
Filing Date:
August 09, 2018
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
H01H9/04; A61B1/00; H01H13/06
Domestic Patent References:
| WO2015198981A1 | 2015-12-30 |
Foreign References:
| JP2006004891A | 2006-01-05 | |||
| JP2008226469A | 2008-09-25 | |||
| JP2012235815A | 2012-12-06 |
Attorney, Agent or Firm:
ITOH Susumu (JP)
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