Apparatus for the automatic installation of expander rings into

Details Apparatus for the automatic installation of expander rings into Apparatus for the automatic installation of expander rings into

1993-05-19

1994-02-15

Echols, P. W.

Metal working

Means to assemble or disassemble

With magazine supply

29229, B23Q 710, B23P 1904

Patent

active

052855686

ABSTRACT:
An apparatus for inserting an expander ring into an inner circumferential groove of a split piston ring includes a first magazine for storing a stack of piston rings; and a second magazine for storing a stack of expander rings. The second magazine has a discharge end and a longitudinal axis coinciding with a longitudinal axis of the expander ring stack. There are further provided a device for displacing a piston ring from the first magazine into axial alignment with the longitudinal axis of the second magazine at the discharge end thereof; a spreader device for radially outwardly spreading the piston ring positioned at the discharge end; and a pusher for pushing an expander ring from the second magazine parallel to the longitudinal axis into the piston ring spread-open by the spreader device.

REFERENCES:
patent: 2840892 (1958-07-01), Erdmann
patent: 3365782 (1968-01-01), Maderia
patent: 4532706 (1985-08-01), Horn

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