Window opening and closing assembly
US6076304A · kind A · utility
Inventor
Key dates
| Filing date | Apr 9, 1999 |
| Grant date | Jun 20, 2000 |
| Priority date | — |
| Expiry date | Apr 9, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18808
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window opening and closing assembly formed of molded plastic components which includes first and second housing members suitably secured together with a rack slidably mounted in the housing, the rack being moveable between first and second positions which correspond to fully open and fully closed positions for the window, the rack having a tongue extending exteriorly of the housing and designed to engage window rollers, a pinon operatively engaged with the slidable rack, and a handle having a shaft connected to the pinion whereby rotatable movement of the shaft will cause the pinion to move the rack within the housing. There are preferably provided locking members means for locking the handle in at least filly open and fully closed positions. The assembly is easily manufactured and assembled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.