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US 2025/0146459 A1Published application
Valve structure
AssigneesHyundai Motor Company, Kia Corporation
InventorsChang Han Kim, Man Seok Oh, Seung Hoon Choi, Seung Yup Oh
Life of this patent
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Abstract
A shutoff valve structure of a liquefied petroleum injection (LPI) engine includes an operation valve disposed within a pump housing in a fuel pump and configured to allow or block the flow of fuel from the fuel pump. The shutoff valve structure includes an extension including a knob disposed outside the pump housing and connected to the operation valve by being extended into the pump housing. The operation valve is operable by the knob.
Claims15
A valve structure comprising:
- an operation valve disposed within a pump housing of a fuel pump and configured to control a flow of fuel from the fuel pump;
- and
- an extension comprising a knob disposed outside the pump housing and connected to the operation valve by being extended into the pump housing, wherein the operation valve is operable by the knob.
A fuel supply system comprising:
- a liquefied petroleum gas (LPG) tank where LPG is stored;
- a liquefied petroleum injection (LPI) engine to which LPG is supplied from the LPG tank;
- and
- a fuel pump installed in the LPG tank and configured to pump the LPG stored in the LPG tank to the LPI engine,
- wherein the fuel pump comprises:
- an operation valve disposed within a pump housing in the fuel pump and configured to control a flow of fuel from the fuel pump;
- and
- an extension comprising a knob disposed outside the pump housing and connected to the operation valve by being extended into the pump housing, wherein the operation valve is operable by the knob.
5 more elements
Dependencies are inferred from the claim text.