Systems and methods for unlocking/locking and opening/closing windows
US9404302B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 3, 2012 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Sep 24, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20606
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Certain embodiments provide systems and methods for unlocking, opening, closing and locking a vent sash. The system may include a base configured to attach to one or more of a vent stop and a window frame. The system may include a lever pivotably or slidably attached to the base. The lever may be configured to pivotably attach to a locking mechanism interface of the vent sash. The lever may be configured to pivot substantially ninety degrees in a first direction to an unlocked position. The lever may be configured to pivot substantially ninety degrees in a second direction to an opened position. The lever may be configured to pivot substantially ninety degrees in a third direction to a closed position. The lever may be configured to pivot substantially ninety degrees in a fourth direction to a locked position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.