A fuel tank cap for two-way gas intake and exhaustion contains: a body including a first lid and a second lid. The first lid has a coupling orifice configured to connect with a pressure adjustment module, the pressure adjustment module has a rotatable knob and a limiting unit, and the first lid has a locking rib. A first spring is defined between the first lid and the second lid, and the second lid includes an accommodation groove and a connection portion. The accommodation groove accommodates a flexible adjustment valve and a second spring, and the flexible adjustment valve has a main part and a flexible stop unit which has a movement travel in which the flexible stop unit expends or retracts. The main part has at least one seal loop and a defining rib. The second spring abuts against the defining rib and the limiting unit.
FUEL TANK CAP FOR TWO-WAY GAS INTAKE AND EXHAUSTION
2019-10-24
Patent
Electronic Resource
English
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
TIBKAT | 1949
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European Patent Office | 2023
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