Patent · US Expired

Casement window opening and closing assembly

US7036274B2 · kind B2 · utility

12Cited by
6References
5Claims
0Family size

Inventor

Key dates

Filing dateMar 10, 2004
Grant dateMay 2, 2006
Priority date
Expiry dateMay 1, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/307
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A window opening and closing assembly wherein a rack gear is operatively driven by a pinion gear which is connected to a handle, the arrangement being one wherein there is a pin mounted on one side of the pinion gear and which must move past a resilient element to reach the fully open and fully closed positions. The resilient element provides a firm feel to the handle. A replaceable housing member can have different configurations.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.