Rotary coupler with improved pin bearing

Details Rotary coupler with improved pin bearing Rotary coupler with improved pin bearing

1980-09-12

1982-05-11

Bertsch, Richard A.

Railway draft appliances

Cushioned

Drawbars

B61G 900

Patent

active

043289002

ABSTRACT:
A rotary F coupler is disclosed as having a rotary connector and pivot pin arrangement which provides increased bearing contact between these two components. This is accomplished by the provision in the rotary connector of a dual diameter pinhole opening which is designed to receive a matingly configured dual diameter pivot pin which is distinct from prior art pivot pins that have a uniform diameter between its opposing ends.

REFERENCES:
patent: 2235618 (1941-03-01), Larsson
patent: 3104017 (1963-09-01), Kulieke et al.
patent: 3157291 (1964-11-01), Kulieke et al.

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