A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Back-pressure safeguard
The back‑pressure safeguard consists of a funnel‑shaped membrane and of a clamping device for fastening in the pipe. The clamping device consists of an expansion part which widens the membrane to the pipe cross section and presses it against the pipe wall and of a supporting part which supports the expansion part against the pipe wall.
Back-pressure safeguard
The back‑pressure safeguard consists of a funnel‑shaped membrane and of a clamping device for fastening in the pipe. The clamping device consists of an expansion part which widens the membrane to the pipe cross section and presses it against the pipe wall and of a supporting part which supports the expansion part against the pipe wall.
Back-pressure safeguard
ROHRER DANIEL (author) / WASER ROGER (author)
2017-07-13
Patent
Electronic Resource
English
| NTIS | 1966
BUS STOP HAVING SAFEGUARD LINE FOR PASSENGER, AND PASSENGER SAFEGUARD SYSTEM HAVING THE SAME
| European Patent Office | 2016