Plunger tip having a safety indicator surface

Details Plunger tip having a safety indicator surface Plunger tip having a safety indicator surface

1980-12-19

1988-03-22

Godici, Nicholas P.

Metal founding

Means to shape metallic material

Pressure shaping means

29407, 29557, 51323, 164412, 82 1C, B22D 1708

Patent

active

047322063

ABSTRACT:
A metal plunger tip for use in aluminum die casting operations includes a cylindrical body having an axially extending cavity therein and a shank of smaller diameter extending axially from the body for connection to a control rod. The plunger tip has at least one outwardly-facing safety indicator surface located at which a point intermediate the inside and outside diameters of the body, for the purpose of indicating the extent to which the outer surface of the body can be machined without reducing the wall thickness to an unsafe dimension.

REFERENCES:
patent: 1996346 (1935-04-01), Mueller
patent: 2233403 (1941-03-01), Dickinson et al.
patent: 3050027 (1962-08-01), Borneman
patent: 3864815 (1975-02-01), Koch

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