Universal joint and cross therefor

Details Universal joint and cross therefor Universal joint and cross therefor

1976-05-13

1977-09-13

Scott, Samuel

Lubrication

Lubricators

Piston-rod lubricators

184 80, F16D 326

Patent

active

040473961

ABSTRACT:
A universal joint includes a cross operably connected therein, the cross comprises a body having four trunions extending therefrom along two mutually perpendicular lines, a lubrication network in the body and the trunions to provide lubrication to the cylindrical outer bearing surface of the trunions, the network includes a plurality of branches in communication with and terminating in a counterbore provided internally in each of the trunions, each counterbore having a cylindrical inner surface coaxial with the cylindrical outer bearing surface of the trunions, the counterbore is open at its end opposite the branches, a flow metering member having at least one metering orifice therethrough fixedly disposed within each of the counterbores to meter lubricant flowing from each of the branches downstream into the counterbore and to the bearing means and various bearing surfaces associated therewith including the cylindrical outer bearing surface of the trunions.

REFERENCES:
patent: 3204428 (1965-09-01), Stokely
patent: 3721110 (1973-03-01), Bornman
patent: 3832865 (1974-09-01), Lewis

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