Vehicle power seat adjuster with end driven lead screw actuation
CA 2179197 A1 · Owner: Lear Corporation · Inventors: Heesch, Max O.; Rees, Richard W.A.; Gauger, Derek K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A power seat adjuster (10) includes a rotatable drive shaft (36) with first and second axial ends (116 118) and an intermediate arcuate, portion (120) connecting the first and second axial ends (116 118). The first and second axial ends (116 118) are respectively axially, connected to a drive motor gear assembly (38) and to a driven load screw (132). A horizontal drive block (150) threadingly engaging the lead screw (132) is rotatably and vertically translatingly mounted in an aperture in a lower track (50) for self-alignement of the drive block (150) with respect to the lead screw (132). A housing (131) rotatably receives the axial connection between one end of the drive shaft (36) and the …
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
- Filed October 21, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 21, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 21, 2016.
- 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.