| 摘要 |
<p>PCT No. PCT/IT90/00059 Sec. 371 Date Jan. 2, 1992 Sec. 102(e) Date Jan. 2, 1992 PCT Filed Jul. 3, 1990 PCT Pub. No. WO91/00214 PCT Pub. Date Jan. 10, 1991.Shielded assembly for the delivery of fuel entirely disappearing into the ground and adapted to be used as gasoline pump in civil, in particular military, airports and heliports, bus stations, garages, gas station, said assembly comprising a gasoline pump vertically displaceable between an operative position and a concealed, shielded rest position in which it is entirely received in a casing buried in the ground and closed by a rugged manhole cover which is effraction-free, the vertical movements of the displaceable pump being controlled by a hydraulic cylinder and piston assembly coaxial with the telescopic pipes supplying the gasoline pump with the fuel of the tank.</p> |
