Method for casting pistons

Details Method for casting pistons Method for casting pistons

1996-10-30

1999-05-11

Batten, Jr., J. Reed

Metal founding

Process

Shaping liquid metal against a forming surface

29888047, 29888049, 92222, 1231934, 164334, 249 91, B22D19/00

Patent

active

059017724

ABSTRACT:
A ring carrier, for use in a piston casting die, is an annular-shaped member having a channel on an outer surface area. The piston casting die includes projections for engaging the channel and supporting the ring carrier within the piston casting die. At least one of the projections is fixed and at least one other of the projections is movable into and out of the piston casting die. The movable projection includes a driving member for urging the movable projection into engagement with the channel for supporting the ring carrier at a predetermined position within the piston casting die.

REFERENCES:
patent: 2851318 (1958-09-01), Smith et al.
patent: 3380139 (1968-04-01), Kis et al.
patent: 3471914 (1969-10-01), Strauss
patent: 4905751 (1990-03-01), Dupin

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