Arrangement for adjusting headlights
CA 1086050 A · Owner: N.V. Philips Gloeilampenfabrieken · Inventors: Beeftink, Maarten C.; Helgers, Manfred
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Arrangement for adjusting headlights wherein the lightbeam of the headlight to be adjusted is incident through a convergent lens onto a frosted glass screen characterized, in that the output of a television camera for picking-up the brightness picture on the frosted glass screen is connected through a non-linear amplifier to the input of a monitor. -6-
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted September 23, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 23, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.