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This is a record of a document published elsewhere, first published by the United States Patent and Trademark Office, as US-12607274-B2, on 21 April 2026. OpenTechnical did not first disclose it. The identifier, hashes and timestamps below record what this library served and when, not when the material became public. View the original.

OT-2026-000000087

Fuel pump flow passage structure

Published
Permanent URL
Classification
Industrial Motion & Power Transmission › Fluid Power
Original source
US-12607274-B2, the United States Patent and Trademark Office, 21 April 2026
Document SHA-256
1b873eec452a76b4c5fa5217a95f55fadb2c103f9df7d8544f18626532ba1d5b

Abstract

A novel fuel pumpflow channel passage structure, which comprises an adapter, an air vent valve and a sealing plug, wherein the adapter comprises a body, an input end and an output end; the input end is communicated with the output end through the body; both the input end and the output end have cylindrical inner wall surfaces roughly varying in axial diameters; the input end and the output end define an input pipeline and an output pipeline along the cylindrical inner wall surfaces; the body is provided with an air vent hole and a through hole; the air vent valve is arranged on the air vent hole; and the sealing plug is arranged on the through hole.

Publication information

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Citation

OpenTechnical Publication OT-2026-000000087, “Fuel pump flow passage structure,” published September 15, 2026 at 19:02:28 UTC, https://opentechnical.org/p/OT-2026-000000087.

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This record reproduces a document published elsewhere and is provided for reference and study. Rights in the original remain with its owner. See the publication policy.