Electric coil
CA 1203298 A · Owner: N.V. Philips Gloeilampenfabrieken · Inventors: Smeets, Frans H.M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
12, ABSTRACT:, "Electric coil.", The coil comprises a coil former with a rodshaped central core portion (1) and two end portions (3 5) wherebetween a winding (13) made of a conductor (15) is provided. No part of the coil projects beyond a first boundary plane which contains an outer surface (25) of the first end portion (3) and preferably also a contact surface (21, 23) and which encloses an angle of between 5° and 85° with respect to the axis (11) of the rodshaped central portion. The mutual coupling of two or such coils can be very readily varied by mounting the coils in the same position or rotated through 90° or 180° with respect to respect to each other on a substrate (27).
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 April 15, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 15, 2003.
- 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.