Split dies for casting small segments of tire mold

Details Split dies for casting small segments of tire mold Split dies for casting small segments of tire mold

1991-09-18

1992-11-17

Lin, Kuang Y.

Metal founding

Means to shape metallic material

Including means to assemble mold parts

249160, B22D 1722

Patent

active

051635011

ABSTRACT:
Split dies include an upper die and a lower die for casting small segments constituting tread pattern forming portions of a tire mold. The lower mold includes a telescopic die having an upper surface forming a die bottom wall having a configuration corresponding to the tread pattern forming portions of the small segments. The lower mold further includes a main die having a cavity for receiving the telescopic die and having side walls surrounding the cavity to form die inner walls whose configuration corresponds to side walls of the small segments.

REFERENCES:
patent: 2442516 (1948-06-01), Shriver
patent: 2510841 (1945-12-01), Stowe
patent: 4552522 (1985-11-01), Van Melle

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