Patents Assigned to Vitrages Isolants de l'Ouest - Justia Patents Search

Patents Assigned to Vitrages Isolants de l'Ouest

Element for door or window or outside-wall panel formed in particular of two flat panels separated by a gas with compensated variation of volume

Patent number: 4607468

Abstract: An element for doors or windows, which has panels spaced by a spacer forming a gas filled chamber therebetween, includes an automatically variable volume placed within the chamber; the automatically variable volume is formed by a peripheral spacer and a deformable flexible membrane integral with the spacer.

Type: Grant

Filed: September 17, 1984

Date of Patent: August 26, 1986

Assignee: Vitrages Isolants de l'Ouest

Inventor: Claude Paquet