Title:
INDOOR LIGHTING DEVICE FOR VEHICLE
Document Type and Number:
Japanese Patent JP2013203373
Kind Code:
A
Abstract:
To provide an indoor lighting device for a vehicle capable of irradiating stable light, while selecting a shining way corresponding to various senses of values and senses of taste regarding the indoor lighting device for the vehicle of a customer.
An LED unit can be inserted into/extracted from a plurality of prepared LED sockets when necessary, and when inserting the LED unit, insertion is detected by a contact switch, a current setting value of a constant current source is changed in response to the insertion number, and stable illumination is performed by driving the inserted respective LED units under a constant driving condition.
Inventors:
SATO MASATO
Application Number:
JP2012077813A
Publication Date:
October 07, 2013
Filing Date:
March 29, 2012
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD
International Classes:
B60Q3/02
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