Recorders – Light or beam recording – Including record receiver or handling means therefor
Patent
1975-05-13
1977-10-04
Gonzales, John
Recorders
Light or beam recording
Including record receiver or handling means therefor
354 81, 354126, G01D 942
Patent
active
040527123
ABSTRACT:
Apparatus for photo-recording road ruts comprising projecting a beam of light having a linear boundary between bright and dark portions from a light projector onto a road surface in the transverse direction of the road, and photographing the boundary portion in a camera from a position having a predetermined angular relation with the light projector. The projector and camera can be mounted on a vehicle such that the camera is at the predetermined angular position in relation to the light projector. A detecting device on the vehicle for detecting vehicular travel over a fixed distance can serve to operate the projector and the camera synchronously.
REFERENCES:
patent: 1382978 (1921-06-01), Hopkins
patent: 2163124 (1939-06-01), Jeffreys et al.
patent: 2298992 (1942-10-01), Warmisham et al.
patent: 2428273 (1947-09-01), Finnegan et al.
patent: 2981147 (1961-04-01), Carter et al.
patent: 3141393 (1964-07-01), Platt
patent: 3176308 (1965-03-01), Jensen
patent: 3395612 (1968-08-01), Serratoni et al.
Nakada Yutaka
Ohama Masanori
Gonzales John
Pacific Kogyo Kabushiki Kaisha
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