Method of reinforcing aluminium alloy piston ring groove

Details Method of reinforcing aluminium alloy piston ring groove Method of reinforcing aluminium alloy piston ring groove

1979-06-20

1980-11-11

Reynolds, B. A.

Electric heating

Metal heating

By arc

219137R, 219 7616, 2771895, 148 13, 2915663, 92222, B23K 900, B23P 1510

Patent

active

042334900

ABSTRACT:
Disclosed is a method of reinforcing an aluminium alloy piston ring groove wherein the piston body is fused to a certain depth around the periphery thereof in the zone where the ring groove is to be cut, with simultaneous introduction of an alloying addition into the fused aluminium alloy of the piston body, thus forming an annular wear-resistant weld therein, whereupon the ring groove is cut in the periphery of said weld.

REFERENCES:
patent: 3014771 (1961-12-01), Nichols
patent: 3642519 (1972-02-01), Tiner et al.
patent: 3715790 (1973-02-01), Reinberger
patent: 4074616 (1978-02-01), Gale et al.

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