Motor vehicle headlight including device for measuring deviation

Details Motor vehicle headlight including device for measuring deviation Motor vehicle headlight including device for measuring deviation

1991-05-06

1992-08-11

Cole, Richard R.

Illumination

Vehicle steering mechanism or element moves pivoted lamp or...

Tie rod element controlled

362287, 362427, 33335, 33370, F21M 322

Patent

active

051385325

ABSTRACT:
A headlight for a motor vehicle incorporation devices for measuring the amount of deviation of the beam of light produced thereby from the desired axis. The first deviation measuring device, which is used for measuring the amount of deviation of the beam in the horizontal direction, includes a calibrated rod extending between either the reflector and the headlight body, in the case of a movable reflector type headlight, or between the vehicle body and the headlight body, in the case of a movable unit type headlight. The second deviation measuring device, which is used for measuring the amount of deviation in the vertical direction, includes a level secured to the reflector or headlight body.

REFERENCES:
patent: 3047958 (1959-12-01), Durbin
patent: 3731706 (1988-03-01), Ricard
patent: 4794495 (1988-12-01), McMahan et al.
patent: 4802067 (1989-01-01), Ryder et al.
patent: 4916583 (1990-04-01), Nagasawa
patent: 4922387 (1990-05-01), Ryder et al.
patent: 4970629 (1990-11-01), McMahan
patent: 4984136 (1991-01-01), Yamagishi et al.
patent: 5016155 (1991-05-01), Chevance
patent: 5029051 (1991-07-01), Shirai et al.
patent: 5032964 (1991-07-01), Endo et al.

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