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Locomotive fueling adapter

  • US 10,442,677 B2
  • Filed: 10/11/2017
  • Issued: 10/15/2019
  • Est. Priority Date: 10/12/2016
  • Status: Active Grant
First Claim
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1. A fueling adapter configured to permit a fuel dispenser which terminates in a twist lock mating assembly to be used to supply fuel to a fuel tank which has a fuel receiver outfitted with a dry break connector connected thereto, said fueling adapter comprising:

  • a dry break assembly rotatably connected to a twist lock assembly via a rotational connector;

    said dry break assembly comprising a first passageway defined therethrough, said twist lock assembly defining a second passageway therethrough, said first passageway fluidly connected to the second passageway so as to define a fuel passageway through the fueling adapter;

    said dry break assembly configured for connecting with said dry break connector, said dry break assembly comprising a tubular body portion comprising an inside surface, said inside surface comprising an annular inner race groove;

    said twist lock assembly configured for connecting with said twist lock mating assembly, said twist lock assembly comprising a twist lock coupling and a plug portion, the plug portion further comprising an extension which extends away from a first end of said plug portion, the extension comprising an outer surface into which an annular outer race groove is defined, said plug portion configured for receiving said body portion thereon with said inner race groove aligned with said outer race groove; and

    said rotational connector comprising said inner race groove and said outer race groove aligned to form a combined groove and a plurality of ball bearings received in said combined groove, said combined groove and ball bearings rotatably connecting the twist lock assembly to the dry break assembly.

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