Opto-electronic position sensing and inspection apparatus and method
CA 1065129 A · Owner: General Electric Company · Inventors: Fulkerson, Emmet M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, An opto-electronic apparatus for sensing the position or inspecting the condition of a target, which is capable of at least partially reflecting light in a scattered manner includes an incident light source and, means to direct light from the source in a narrow incident beam onto the target along an incident beam axis. A photoelectric sensor which includes, light collecting and focusing means as well as photosensitive means for receiving the focused light, provides for collecting and focusing the reflected scattered light along a reflected light axis of the light collecting and focusing means to the photosensitive means which provides an output signal including a …
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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 October 30, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 30, 1996.
- 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.