Latch operating mechanism
US4743053A · kind A · utility
Inventor
Key dates
| Filing date | Dec 17, 1985 |
| Grant date | May 10, 1988 |
| Priority date | — |
| Expiry date | Dec 17, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/57
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A latch operating mechanism comprises a body part (10) for mounting on the frame of an openable glazed panel, a rotary handle (13) mounted on the body part by a spindle (28) a rack member (33) slidably mounted with respect to the body part and driven by a gear (30) within the housing which gear operably is connected to said handle. The rack member has a part (34) projecting from said body part for insertion through a slot in the frame and adapted to engage a part of an espanulette. The body part includes primary attachment locations (11) by which it is adapted to be secured to said frame, in which at least one primary attachment location is provided adjacent each end of the path of movement of the rack member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.