Conduit molding machine

Details Conduit molding machine Conduit molding machine

1976-04-02

1977-08-23

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

Including support or guide means for disassembled element

249 64, 425218, 425427, 425454, 425457, 425468, B28B 718, B28B 2142

Patent

active

040437230

ABSTRACT:
A molding machine adapted to selectively mold conduits having rows of ducts in one or more tiers. Means are provided, in a carriage section, to selectively connect and disconnect any of a plurality of mandrels adapted to reciprocate with the carriage to vary the number of tiers to be molded, while a platform in a mold receiving section can be selectively raised to a number of positions to cooperate with the selected mandrels.

REFERENCES:
patent: 1514980 (1924-11-01), Mathis
patent: 3009229 (1961-11-01), Tumey
patent: 3642419 (1972-02-01), Toksvig
patent: 3775529 (1973-11-01), Steenson et al.
patent: 3829265 (1974-08-01), Holm
patent: 3836312 (1974-09-01), Derror

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