Hold-open device for a door
US5906026A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 29, 1997 |
| Grant date | May 25, 1999 |
| Priority date | — |
| Expiry date | Aug 29, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S16/17
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A hold-open device for a door provided with a closing mechanism comprises an operating arm connectable at one end to the closing mechanism, a guide track, a sliding unit movable in the guide track and connected to the opposite end of the operating arm, and a retainer unit mounted in the guide track. The retainer unit includes a body part held in the guide track at a selectively adjustable position therealong, a holder piece turnably journalled at one end region to the body part, a spring urging the holder piece toward a position in which its opposite end region can engage the sliding unit, and an adjustment member effective between the body part and the holder piece for limiting turning movement of the holder piece relative to the body part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.