| Patent Number |
Title Of Patent |
Date Issued |
| 5327933 |
Check valve of fuel tank |
July 12, 1994 |
| This invention relates to a check valve of a fuel tank which is provided in an end portion of a fuel supply pipe for introducing fuel to the fuel tank, which end portion is located inside of the tank. The check valve comprises a valve plate which is large enough to cover the end face of |
| 5325979 |
Fuel erroneous supply prevention shutter |
July 5, 1994 |
| The prevent invention relates to a shutter of a leaf spring type supported at a filler neck portion of a fuel filler pipe by a shutter support portion within the filler pipe. The invention aims to improve a durability in opening and closing action of the shutter. The shutter according to |
| 5313978 |
Ventilation line opening/closing means of fuel tank |
May 24, 1994 |
| An object of the invention is to improve a ventilation line opening/closing means of a fuel tank which interrupts a ventilation line from the fuel tank to a canister during fuel supply so as to restrict the fuel level when the tank is full, and which opens the ventilation line during |
| 5222519 |
Reverse-flow prevention device for fuel tank |
June 29, 1993 |
| The present invention relates to a reverse-flow prevention device for a fuel tank of an automobile which is provided between a filler port and the fuel tank in the automobile. The reverse-flow prevention device of the invention comprises a valve body of which circular interior space is |
| 5172721 |
Check valve for fuel tank |
December 22, 1992 |
| Even if a bellows is provided in the vicinity of a fuel check valve to be installed between a fuel filler port and a tank, the valve can be operated stably with a structure in which a valve body of the check valve comprises an annular main body section and a tubular extension section ext |
| 5159953 |
Check valve apparatus for fuel tank |
November 3, 1992 |
| A check valve apparatus for a fuel tank of an automobile or the like compries only two members, i.e., a valve plate made of synthetic resin which is integral with rotating rod members and a valve body made of synthetic resin and having an annular configuration which is integral with |
| 5020685 |
Filler neck cap with pressure valve |
June 4, 1991 |
| In a plastic filler neck cap including therein a receptacle for a pressure control valve and a receptacle for an anti-leakage assembly, a positive-negative pressure valve is compactly constructed in such a manner that the valve body retainer plate is formed into a hat-like configuration |
| 4955950 |
Fuel fill tube for automobile |
September 11, 1990 |
| In a fuel fill tube for automobiles including an "onboard vapor recovery system", a portion thereof in the vicinity of the fuel fill neck is divided into an upper fill tube and a lower fill tube and a space is provided between the two tubes wherein a vaporized gas recovery system may |
| 4790449 |
Safety plastic filler neck cap |
December 13, 1988 |
| In a filler neck cap including a screw body and a cap, the cap comprises two members of a cover portion and an annular thin latching member so as to enable different materials, each of which exercise optimumly functions necessary to the respective members. In one example with respect to |
| 4494673 |
Safety plastic filler neck cap |
January 22, 1985 |
| A safety plastic filler neck for an automobile, vehicle, etc., that functions both to control the screwing torque and to prevent the fuel leakage from filler port through releasing a cap separable from the screw body. The screw body includes a flange disposed on its top portion, enga |
