Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Backlighting device










Image Number 4 for United States Patent #7744230.

The present invention relates to illumination of an instrument for displaying information suitable for use in a vehicle. The invention provides an illumination device for an instrument of a vehicle comprising: a substantially Y shaped light guide having a first leg portion a second leg portion and a third leg portion coupled at a junction; an LED coupled to one end of the first portion of the light guide; and in which the second portion and the third portion have an internal peripheral portion and an external peripheral portion, and the second leg portion and the third leg portion are arranged in operation to illuminate a segment of an instrument and each of the second leg portion and third leg portion have first grooves formed along the internal peripheral portion, and second grooves formed along the second peripheral portion. An instrument comprising such an illumination device is also provided.








 
 
  Recently Added Patents
System and method for conditionally sending a request for data to a home node
Reading apparatus and reading method
Configurable memory controller/memory module communication system
Protocol delay measuring device and protocol delay measuring method
Partial response decision feedback equalizer with distributed control
Driving support device, method, and program
Wearable display device
  Randomly Featured Patents
Toilet armrest support system
Complementary MOS circuit having decreased parasitic capacitance
Spraygun
Method of producing a via in a reconstituted substrate
Stator tube removal and installation device
Lantern
Material for a manual drip coffee cone
Pneumatic nailer
Automobile wheel cleaning device
Vehicle traction mat