Automotive head-up display

Details Automotive head-up display Automotive head-up display

1989-04-07

1990-11-27

Miller, Stanley D.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

350331R, 350338, 350174, 350279, 350284, 340705, G02F 113, G09G 302

Patent

active

049731394

ABSTRACT:
A vehicle head-up instrument display including a light emitting image source for producing imaging illumination, optical apparatus for directing the imaging illumination to the inside surface of a vehicle windshield, and a combiner comprising a portion of the windshield or a coating applied to the windshield partially reflects the imaging illumination to produce a virtual image viewable by the driver. The image source and optical apparatus are enclosed in a housing having an elliptical cylindrical transparent cover for transmitting the imaging illumination to the windshield and for directing sunlight and skylight reflections therefrom away from the driver's eyes.

REFERENCES:
patent: 4040727 (1977-08-01), Ketchpel
patent: 4099841 (1978-07-01), Ellis
patent: 4298249 (1981-11-01), Gloor et al.
patent: 4310219 (1982-01-01), Jaccard
patent: 4613200 (1986-09-01), Hartman
patent: 4621898 (1986-11-01), Cohen
patent: 4740780 (1988-04-01), Brown et al.
patent: 4831366 (1989-05-01), Iino

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