About 39 results
https://drivepatents.com/patents/1392465 · 18 Feb 2026
The disclosure relates to a computer-implemented method (10) for controlling pressure release in a liquid gas fuel volume (20) in a vehicle (30), the liquid gas fuel volume (20) being arranged with a control unit (24) and a pressure release valve (22) conf...
https://drivepatents.com/patents/941055 · 29 Jun 2016
In pressure increasing control for raising a pressure within a sealed type fuel tank from an excessive negative pressure to a low negative pressure, an opening or closing operation of a sealing valve, when the interior of a vehicle is very quiet, would cau...
https://drivepatents.com/patents/942298 · 1 Jun 2016
It is proposed a method for controlling a pressure inside a fuel tank system comprising a fuel tank (150) and a controllable pressure relief valve. The method consists in: - assessing whether a predetermined vapor expulsion risk is present, the predetermin...
https://drivepatents.com/patents/944578 · 20 Apr 2016
Fuel cap apparatus for use with fuel venting systems are described. An example fuel cap apparatus includes a body having a central cavity and a flange. A membrane is coupled to the body to form a passageway therethrough and coated with a material to substa...
https://drivepatents.com/patents/946092 · 9 Mar 2016
It is proposed a method for controlling a filling operation of a vehicular liquid storage system comprising a tank (100) equipped with a filler pipe (110) and a shut-off valve (130), the method comprising: - detecting (210) the start of a refilling event; ...
https://drivepatents.com/patents/955939 · 4 Nov 2015
This patent covers an integrated ventilation system fastened inside a fuel (reservoir) tank, containing a fuel feeding valve (2) that comprises a continuous tube (3) interconnecting the fuel vapor components, such as: fuel filling stop valves (4), intermed...
https://drivepatents.com/patents/950918 · 13 May 2015
The present invention relates to a vent valve (100) with a vent opening (103) for venting a liquid tank in a motor vehicle, with a float (101) in a float chamber (107) for closing the vent opening (103); and multiple guide ribs (109) for guiding the float ...
https://drivepatents.com/patents/972203 · 23 Jul 2014
A fuel tank connector includes an upper chamber provided with a first communication portion relative to a ventilation flow path; and a lower chamber provided with a third communication portion relative to the upper chamber. A bowl-shaped portion narrowing ...
https://drivepatents.com/patents/976060 · 16 Apr 2014
The head (100) has a cylindrical-shaped compound dip tube shaped body arranged inside the head. A first molding body part forms a filler neck (104) for a filling nozzle (105). A second molding body part i.e. plastic injection molded part, forms a liquid je...
https://drivepatents.com/patents/976063 · 16 Apr 2014
The filling head (100) comprises a filler pipe (104) that is used for insertion of a filling nozzle. A seal element is circulated diagonally around a longitudinal axis of the filler neck for sealing the filler pipe. The seal element is formed by a resilien...