Process for producing magnetic head of floating type
CA 1317749 C · Owner: Ito, Kiyotaka · Inventors: Ito, Kiyotaka
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for producing a floating-type magnetic head comprising a head core and a slider by forming a glass layer over a core chip to cover the portion thereof to be opposed to a magnetic recording medium and there-, after fitting the core chip into a core groove in a slider chip. The core chip is fittable into the groove without the likelihood of causing damage to the medium opposed portion since this portion is covered with the glass layer. The glass layer is melted to bond the core chip to the slider chip, and the assembly is machined to form a medium opposed face to complete the magnetic head.
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 May 18, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 18, 2010.
- 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.