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US 11,299,037 B2Granted
Plastic filler neck for vehicles
AssigneesHyundai Motor Company, Kia Corporation
InventorsJin Ug Lee, Man Seok Oh, Jung Su Park, Chang Han Kim
Life of this patent
Estimating the term…
Abstract
A plastic filler neck for vehicles includes a fuel injection pipe, a retainer inserted and fastened into an internal space of a tip of the fuel injection pipe to support a refueling gun, a cap holder directly fastened to the tip of the fuel injection pipe by fusion, and an air drain casing mounted, by a mounting bracket, to an outer diameter portion of the cap holder fastened to the fuel injection pipe.
Claims20
A plastic filler neck for vehicles, comprising:
- a fuel injection pipe;
- a retainer inserted and fastened into an internal space of a tip of the fuel injection pipe to support a refueling gun;
- a cap holder directly fastened to the tip of the fuel injection pipe by fusion;
- an air drain casing mounted to an outer diameter portion of the cap holder fastened to the fuel injection pipe, wherein the air drain casing includes a seating groove formed on its bottom to be pressed against an outer diameter surface of the cap holder, a locking protrusion formed on its front, and an air inlet formed on its rear surface and configured to communicate with outside air;
- and
- a mounting bracket mounting the air drain casing, wherein the mounting bracket comprises a pair of tightening plates, each tightening plate having a tightening groove formed on its inner side to be pressed against the outer diameter surface of the cap holder and a locking groove formed at its upper end for fastening with the locking protrusion of the air drain casing.
3 more elements
A vehicle comprising:
- a vehicle body;
- and
- a plastic filler neck mounted to the vehicle body, the plastic filler neck comprising:
- a fuel injection pipe;
- a retainer inserted and fastened into an internal space of a tip of the fuel injection pipe to support a refueling gun;
- a cap holder directly fastened to the tip of the fuel injection pipe by fusion;
- and
- an air drain casing mounted to an outer diameter portion of the cap holder fastened to the fuel injection pipe, wherein the air drain casing includes a seating groove formed on its bottom to be pressed against an outer diameter surface of the cap holder, a locking protrusion formed on its front, and an air inlet formed on its rear surface and configured to communicate with outside air;
- and
- a mounting bracket mounting the air drain casing, wherein the mounting bracket comprises a pair of tightening plates, each tightening plate having a tightening groove formed on its inner side to be pressed against the outer diameter surface of the cap holder and a locking groove formed at its upper end for fastening with the locking protrusion of the air drain casing.
7 more elements
A plastic filler neck for vehicles, comprising:
- a fuel injection pipe comprising a polyamide material containing nanoclay and having a single layer structure in cross-section;
- a retainer inserted and fastened into an internal space of a tip of the fuel injection pipe to support a refueling gun;
- a cap holder directly fastened to the tip of the fuel injection pipe by fusion;
- an air drain casing mounted to an outer diameter portion of the cap holder fastened to the fuel injection pipe, wherein the air drain casing includes a seating groove formed on its bottom to be pressed against an outer diameter surface of the cap holder, a locking protrusion formed on its front, and an air inlet formed on its rear surface and configured to communicate with outside air;
- and
- a mounting bracket mounting the air drain casing, wherein the mounting bracket comprises a pair of tightening plates, each tightening plate having a tightening groove formed on its inner side to be pressed against the outer diameter surface of the cap holder and a locking groove formed at its upper end for fastening with the locking protrusion of the air drain casing.
3 more elements
Dependencies are inferred from the claim text.