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Retractable and concealable fuel delivery installation

  • US 5,595,224 A
  • Filed: 03/02/1995
  • Issued: 01/21/1997
  • Est. Priority Date: 07/14/1992
  • Status: Expired due to Fees
First Claim
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1. In a peripheric refuelling point (PPR) in a protected and concealed refuelling station system includinga) a fuel supply source (SS1,SS2);

  • b) a main remotely controlled delivering station (CCL) provided withan electropump for delivering fuel from said fuel supplying source,an oleodynamic control unit for delivering hydraulic fluid, andan electric power supply;

    c) a fuel delivering piping network (RRC) to be fed by said electropump;

    d) a hydraulic fluid delivering piping network (RF1) to be fed by said oleodynamic control unit;

    e) an electric network (REL) connected to said power supply;

    said peripheric refuelling point (PPR) being connected to said main remotely controlled delivering station (CCL) through said fuel delivering piping network (RRC), said hydraulic fluid delivering piping network (RF1) and said electric network (REL) and said peripheric refuelling point (PPR), the improvement comprising;

    an outer metal tank (10) of a parallelepipedic shape received into the ground;

    an upper cover (11) for said tank (10) which has a hinge (12) at one side thereof;

    a metal frame (14) which is hinged at said side of the tank under the hinge (12) of said cover so as to pivot between a lowered position and a raised position, said metal frame and said cover being engaged so as to drive the cover to pivot on the frame;

    a take-up reel (15) pivotally supported by said metal frame and a fuel delivering hose (16) carried by said take-up reel in fluid communication with said fuel delivering piping network (RRC);

    a hydraulic motor (19) for rewinding said take-up reel supported by said frame and controlled with the hydraulic fluid supplied from said main station through said fluid delivering piping network (RRC);

    a cylinder and piston assembly (24) operating between said hinged frame and the wall (22) of said tank for causing the frame to raise and lower, said cylinder and piston assembly being operated by the hydraulic fluid delivered by oleodynamic control unit in said main remotely controlled delivering station through said fluid pipe network (RF1); and

    control means for remotely controlling said main delivering station through said electric network (REL), said electric network consisting of low voltage electric lines.

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