Rotary powder compression molding apparatus

Details Rotary powder compression molding apparatus Rotary powder compression molding apparatus

1987-04-06

1988-12-27

Hoag, Willard

Plastic article or earthenware shaping or treating: apparatus

Plural sets each comprising a female mold and opposed...

Molds or press members traveling transversely to molding motion

425348R, 425351, B29C 4308

Patent

active

047937912

ABSTRACT:
A rotary powder compression molding apparatus is disclosed, which includes a rotary disk. The rotary disk has a mortar mounting portion, an upper pestle guide portion arranged above the mortar mounting portion, and a lower pestle guide portion arranged below the mortar mounting portion. An annular vertical wall, extending upward, is arranged on the periphery of the lower pestle guide portion, and a recessed powder trap portion is formed inside the vertical wall. Powder leaking from mortars is moved outwardly due to a centrifugal force, and is trapped by the powder trap portion.

REFERENCES:
patent: 3230905 (1966-01-01), Gajda
patent: 3332367 (1967-07-01), Sperry et al.
patent: 3533360 (1970-10-01), Kibbe
patent: 3999922 (1976-12-01), Shimada
patent: 4259049 (1981-03-01), Willich
patent: 4403935 (1983-09-01), Crossley et al.

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