A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
SCHLAUCHKOPPLUNG FÜR EINEN HYDRANTEN
A backflow preventer adapted for installation in an inner conduit of a hose coupling of a hydrant is disclosed. The backflow preventer contains a non-return device having a closing body, a seal seat, and a resetting device. The resetting device is adapted to resiliently pretension the closing body into sealing engagement against the seal seat.
SCHLAUCHKOPPLUNG FÜR EINEN HYDRANTEN
A backflow preventer adapted for installation in an inner conduit of a hose coupling of a hydrant is disclosed. The backflow preventer contains a non-return device having a closing body, a seal seat, and a resetting device. The resetting device is adapted to resiliently pretension the closing body into sealing engagement against the seal seat.
SCHLAUCHKOPPLUNG FÜR EINEN HYDRANTEN
HOSE COUPLING FOR A HYDRANT
RACCORD POUR TUYAU FLEXIBLE POUR UNE BOUCHE D'EAU
FLURY CHRISTOPH (author)
2025-01-01
Patent
Electronic Resource
German
Online Contents | 1995