F - Mech Eng,Light,Heat,Weapons – 23 – K
Patent
F - Mech Eng,Light,Heat,Weapons
23
K
F23K 5/04 (2006.01) B67D 7/04 (2010.01) F23K 5/18 (2006.01) B67D 5/04 (2006.01)
Patent
CA 2156818
A closed feeding system for liquid fuel comprising a flexible tube (1) extending from a reservoir (7) to a strainer housing (8) for differential pressure feeding of fuel, provided with pump means (3), in which system there is disposed a second, flexible tube (2) for return of fuel to the reservoir (7), the feed tube upstream and downstream of the pump (3) being provided with non-return valves (4', 5') for flowing toward the strainer housing (8) and the return tube (2) optionally being provided with a non-return valve (6') for flowing toward the reservoir.
Circuit fermé d'alimentation en combustible liquide, comportant un tube souple (1) reliant un réservoir (7) à une unité de filtrage (8) assurant l'alimentation en combustible sous des pressions différentes, et étant pourvu d'un ensemble de pompage (3). Le circuit comporte un second tube souple (2) permettant le retour du combustible vers le réservoir (7), le tube d'alimentation étant pourvu en amont et en aval de la pompe (3) de clapets anti-retour (4', 5') ne permettant l'écoulement du combustible qu'en direction de l'unité de filtrage (8), et le tube de retour (2) étant éventuellement pourvu d'un clapet anti-retour (6') ne permettant l'écoulement du combustible qu'en direction du réservoir.
Halsnes Odd
Oftedal Tor Audun
Forsvarets Forskningsinstitutt
Marks & Clerk
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