Title:
DISPLAY DEVICE AND SWITCH DEVICE
Document Type and Number:
Japanese Patent JP2020017393
Kind Code:
A
Abstract:
To reduce the number of components necessary for switching of display in a display device.SOLUTION: A display device 1 comprises: a first light source 10 that emits first light; a first presentation unit 20 having a first information presentation unit 22 that presents first information 20a by transmitting light, and arranged on an optical path from the first light source 10 so that the first information 20a is presented; a second light source 15 that emits second light different from the first light; a second information presentation unit 27 that presents second information by reflecting light; and a second presentation unit 25 having a light guide unit 26 that guides light from the second light source to the second information presentation unit 27, wherein a first optical path from the first light source 10 to the first information presentation unit 22 and a second optical path from the second light source 15 to the second information presentation unit 27 of the second presentation unit 25 are separated from each other.SELECTED DRAWING: Figure 1
Inventors:
WATANABE RYOJI
KAWASHIMA TATSUYUKI
KAWASHIMA TATSUYUKI
Application Number:
JP2018139097A
Publication Date:
January 30, 2020
Filing Date:
July 25, 2018
Export Citation:
Assignee:
TOKAI RIKA CO LTD
SKG KK
SKG KK
International Classes:
F21S2/00; F21V8/00; H01H9/18; H01H13/02
Attorney, Agent or Firm:
Hirata International Patent Office