About 27 results
https://drivepatents.com/patents/1380627 · 9 Apr 2026
A valve assembly includes a fluid flow passage and valve components configured to selectively close the fluid flow passage. The valve assembly further includes a housing having a first sealing interface and an attachment portion having a second sealing int...
https://drivepatents.com/patents/1378725 · 26 Feb 2026
A combined fuel level sending unit and fuel fill limit vent valve configured for use with a fuel tank is disclosed including a sending unit rod having a first end and a second end defining a length and a plurality of sensors disposed along its length mount...
https://drivepatents.com/patents/1393603 · 3 Dec 2025
A fuel tank isolation valve is provided having a main valve body including a fuel tank port and a canister port, a main bore, and an actuator selectively operable to allow or inhibit vented fuel vapors to move from the first port to the second port along a...
https://drivepatents.com/patents/940740 · 6 Jul 2016
It is proposed a system for controlling fuel vapor recovery through a venting line connecting a fuel tank (12) with a filter unit (18), the system comprising: a sensor (40) configured for obtaining detection data regarding the presence of liquid fuel; the ...
https://drivepatents.com/patents/952547 · 14 Jan 2015
It is proposed a valve (200) comprising: - a chamber (201) adapted to extend at least partly into a tank (100) and adapted to be connected via an upper venting aperture (203) to a venting circuit; and - a shut-off point defining a single maximum filling le...
https://drivepatents.com/patents/971891 · 30 Jul 2014
The vent valve (100) has a vent (103) for venting a liquid tank in a motor vehicle. A float (101) is positioned in a float chamber (107) for sealing the vent. A line connection (109) is provided for supplying liquid from liquid tank to float chamber. A sea...
https://drivepatents.com/patents/983551 · 9 Oct 2013
It is proposed a method for venting of a liquid tank (100), the tank comprising a valve (200), a primary compartment (102) and a secondary compartment (103) which are connected together in a communicating manner by means of a bridge (104). The valve is suc...
https://drivepatents.com/patents/983543 · 9 Oct 2013
Concepts and technologies disclosed herein for relief valves ("relief valves"). A relief valve can include a flow path, a primary valve poppet (204) that is urged or biased into a closed position by a tensioned spring (216), and a pilot valve (224) in comm...
https://drivepatents.com/patents/1000976 · 27 Jun 2012
The method involves partially releasing pressure (p) in a fuel tank by a mechanical high pressure valve during reaching a preset upper high pressure-threshold value. The valve is automatically opened when the pressure reaches the preset upper high pressure...
https://drivepatents.com/patents/1000979 · 27 Jun 2012
The valve unit (1) has a tank shutoff valve (2) and tank pressure control valves such as vacuum valve (3) and pressure relief valve (4). The vacuum valve is opened automatically when negative pressure exists in fuel tank. The pressure relief valve is opene...