Title:
The transparent material for luminescence indicators
Document Type and Number:
Japanese Patent JP5956953
Kind Code:
B2
Abstract:
A light guide body includes a light introduction member (12) and a light reflection member (11), and a side reflection surface (14) for reflecting introduced light to an opposite region which is on the opposite side across an opening (13) is formed on a side surface part of the light reflection member (11). A groove part for guiding the introduced light toward a direction of a light emitting pointer (24) is formed around the opening (13) in the light reflection member (11). The groove part includes a first groove part (P1) and a second groove part (P2) around the opening (13). The first groove part (P1) includes a plurality of grooves oriented in a direction almost orthogonal to the introduced light, and the second groove part (P2) includes a plurality of grooves having a predetermined angle relative to the grooves of the first groove part (P1).
Inventors:
Kinya Tamura
Application Number:
JP2013104688A
Publication Date:
July 27, 2016
Filing Date:
May 17, 2013
Export Citation:
Assignee:
Calsonic Kansei Co., Ltd.
International Classes:
G01D11/28; B60K35/00
Domestic Patent References:
| JP200931475A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu