A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
THIEF HATCHES WITH DIAPHRAGM ASSISTED SEALING
Thief hatches with diaphragm assisted sealing are disclosed. An example apparatus includes a base attachable to a tank, and a cover attachable to the base via a hinge. The example apparatus further includes a vacuum seal assembly couplable to the cover, and a diaphragm coupled to a stem of the vacuum seal assembly. The diaphragm is moveable in response to a pressure differential between a first pressure within the tank and a second pressure exterior to the tank.
THIEF HATCHES WITH DIAPHRAGM ASSISTED SEALING
Thief hatches with diaphragm assisted sealing are disclosed. An example apparatus includes a base attachable to a tank, and a cover attachable to the base via a hinge. The example apparatus further includes a vacuum seal assembly couplable to the cover, and a diaphragm coupled to a stem of the vacuum seal assembly. The diaphragm is moveable in response to a pressure differential between a first pressure within the tank and a second pressure exterior to the tank.
THIEF HATCHES WITH DIAPHRAGM ASSISTED SEALING
BARTHA ISTVAN (author) / AMZA CRISTIAN (author) / COCKERHAM JOHN (author) / HANCEANU VLAD CRISTINEL (author) / REBREANU SILVIU VASILE (author)
2018-09-27
Patent
Electronic Resource
English
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
/
F16J
Kolben
,
PISTONS