Machine for molding pipe-type elements such as steel fabric reinforced concrete pipes
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United States of America Patent
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-
Aug 12, 1980
Grant Date -
N/A
app pub date -
May 25, 1978
filing date -
May 30, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A machine for molding pipe type elements such as steel fabric reinforced concrete pipes, provided with a funnel having protrusions on its inner surface mounted rotatably in relation to an external mold on rolling elements, a core tube being provided with preferably three guiding members arranged inside the core tube, at least one of the guiding members being filled with lubricating liquid and a seat at the lower ends of the guiding members fitted separably with a lubricating gasket, the seat consisting of at least two parts arranged symmetrically about a cylinder whereby the inner opening of the seat is fitted slidably to the outer diameter of the cylinder with the guiding members guided slidably in the openings of a guide forming the tip of the cylinder.
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