Title:
PRESSING INPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/057583
Kind Code:
A1
Abstract:
This pressing input device comprises a substrate that has an installation surface, and a click spring member installed on the installation surface. The click spring member is made from: an annular skirt part that extends from an outer annular edge part toward an inner annular outwardly curved part, said annular skirt part extending at a first angle that faces upward with respect to the installation surface; and an inverted part that includes an annular reinforcement plate part extending from the annular outwardly curved part toward an inner annular inwardly curved part at a second angle that is oriented downward to a greater extent than the first angle, and a dome part that extends inside the annular inwardly curved part and assumes an upwardly protruding form. The dome part has a trapezoidal cross section, and is composed of: an annular slope part that extends to the inside of the annular inwardly curved part and extends at a third angle that is oriented upward to a greater extent than the second angle; and a top part that extends to the inside of an annular upper end part of the annular slope part, and receives pressing force from above.
Inventors:
USUI KATSUTOSHI (JP)
OHARA HIROSHI (JP)
OHARA HIROSHI (JP)
Application Number:
PCT/JP2023/008753
Publication Date:
March 21, 2024
Filing Date:
March 08, 2023
Export Citation:
Assignee:
ALPS ALPINE CO LTD (JP)
International Classes:
G05G1/02; F16F1/32; G05G5/03; H01H5/30; H01H13/48
Domestic Patent References:
| WO2004025677A1 | 2004-03-25 | |||
| WO2005124805A1 | 2005-12-29 |
Foreign References:
| US20100307907A1 | 2010-12-09 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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