Method of aiming adjustment for headlights of automotive vehicle

Details Method of aiming adjustment for headlights of automotive vehicle Method of aiming adjustment for headlights of automotive vehicle

1989-07-27

1990-11-27

Rosenberger, Richard A.

Optics: measuring and testing

Lamp beam direction or pattern

356155, 33286, 362 71, G01J 100, G01C 1500, B60Q 110

Patent

active

049731556

ABSTRACT:
A method of aiming adjustment for headlight of automotive vehicles, which is joined with a turning test of wheels for obtaining relationship between steering wheel angles and wheel turning angles, includes steps of: detecting step for detecting side edge of a headlight or a front combination lamp while a tested vehicle is placed on a turning test station, calculating step for calculating an aberration or inclination of a tested vehicle with respect to a headlight aiming testing line in a horizontal plane, and correcting step for correcting coordinates of the aiming test according to said aberration or inclination.

REFERENCES:
patent: 2552116 (1951-05-01), Rodegliero
patent: 3746449 (1973-07-01), Schick
patent: 4647195 (1987-03-01), Ishikawa et al.
patent: 4730923 (1988-03-01), Kosugi et al.
patent: 4802067 (1989-01-01), Ryder et al.

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