Rotary coupler
AssigneeDresser Industries, Inc.
InventorGeoffrey Wilton Cope
Life of this patent
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Abstract
Rotary coupler for a railway car wherein a laterally extending cylindrical member with annular bosses is attached to the coupler butt and is received by the shank which has corresponding annular grooves and which is attached to the coupler head, to allow rotation of the cylindrical member within the shank while providing adequate strength and bearing.
Claims7
A rotary coupler for a railway car comprising a coupler head having a shank extending rearwardly therefrom, said shank having an opening therein with a plurality of bearing surfaces, a coupler butt contiguous with the end of the shank, said butt having a forwardly extending cylindrical member attached thereto which extends into the opening in the shank wherein the cylindrical member may rotate within said shank and a plurality of spaced bosses on said cylindrical member cooperating with the bearing surfaces for sustaining draft and buff forces.
A rotary coupler for a railway car comprising a coupler head having a shank extending rearwardly therefrom, said shank having an opening therein with a plurality of bearing surfaces, a coupler butt contiguous with the end of the shank, said butt having a forwardly extending cylindrical member attached thereto, which extends into the opening in the shank wherein the cylindrical member may rotate within said shank and a plurality of spaced bosses on said cylindrical member cooperating with the bearing surfaces for sustaining draft and buff forces, the boss closest to the coupler head being of larger diameter than the other bosses.
Dependencies are inferred from the claim text.