A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Counterbalance system for vertical acting doors
A counterbalance system for an upward acting door including a first casing and a second casing. Each casing includes a spring element disposed therein operable to store and release potential energy in response to movement of the upward acting door between open and closed positions. The first casing is interlockable with the second casing to accommodate and counterbalance upward acting doors of differing weights.
Counterbalance system for vertical acting doors
A counterbalance system for an upward acting door including a first casing and a second casing. Each casing includes a spring element disposed therein operable to store and release potential energy in response to movement of the upward acting door between open and closed positions. The first casing is interlockable with the second casing to accommodate and counterbalance upward acting doors of differing weights.
Counterbalance system for vertical acting doors
PRIETO JORGE MANUEL (author) / DAUS MARK (author) / HABA CHARLES A (author)
2015-12-08
Patent
Electronic Resource
English
COUNTERBALANCE ASSEMBLIES FOR UPWARDLY OPENING AIRCRAFT DOORS AND AIRCRAFT INCLUDING SAME
| European Patent Office | 2018