Window or door with handle operated locking rod hardware
CA 1286159 C · Owner: Gebhardt, Axel · Inventors: Schmidt, Rudiger; Diekmann, Bernd; Gebhardt, Axel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The locking rods (6) are slidably supported in C-shaped restricted receiving grooves (3) of the casement (1). The locking rods (6) have a U-shaped cross-section and have side legs (7) which are respectively provided with a side groove extending over the entire length of the rod. Each side groove is limited by a lower crosspiece with a thickness S1 and an upper crosspiece with a thickness S2. The height of each side groove has the dimension N. The height H1 Of the receiving groove (3) is greater than the overall height H2 Of the locking rod (6) by the crosspiece thickness S1. The receiving grooves as well as the associated locking rods (6) have the same cross-section in all frame pieces of …
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 July 16, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 16, 2008.
- 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.