Geometrical instruments – Indicator of direction of force traversing natural media – Vehicle running gear – or headlight – inclination
Patent
1982-05-10
1984-07-24
Martin, Jr., William D.
Geometrical instruments
Indicator of direction of force traversing natural media
Vehicle running gear, or headlight, inclination
33376, 33386, 33451, 33381, G01B 524
Patent
active
044610904
ABSTRACT:
A vehicle headlamp adjuster has an expandable plate with pads for contacting a roadway surface and then a vehicle headlamp. A level indicator has perpendicular, communicating spirit levels and is rotatable about an axis parallel to the plate, to set one spirit level when the pads contact the surface on which the vehicle rests, so that the other spirit level will indicate horizontal when the plate and pads are rotated 90.degree. and brought to bear on the vehicle headlamps.
REFERENCES:
patent: 1227528 (1917-05-01), Chidley
patent: 1683509 (1928-09-01), Wescott
patent: 1963805 (1934-06-01), Radke et al.
patent: 2767480 (1956-10-01), Hearn
patent: 2811783 (1957-11-01), Neely, Jr.
patent: 2831262 (1958-04-01), Falge et al.
patent: 2887779 (1959-05-01), Hearn
patent: 2913824 (1959-11-01), Drennan
patent: 2913825 (1959-11-01), MacMillan
patent: 3522657 (1970-08-01), Metrulis
Hopkins Manufacturing Corporation
Martin, Jr. William D.
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