Plastic article or earthenware shaping or treating: apparatus – Sets of press couples comprising registering female mold...
Patent
1998-05-19
2000-01-18
Pyon, Harold
Plastic article or earthenware shaping or treating: apparatus
Sets of press couples comprising registering female mold...
4253261, 425336, 425392, 425396, B29C 5102, B29C 5120
Patent
active
060152826
ABSTRACT:
In an apparatus for the production of corrugated plastic tubes an extrusion device passes plastic material into a perpendicularly arranged injection head for injecting the plastic material into a perpendicularly arranged mold section comprising at least two pairs of movable mold jaws arranged in axially mutually superposed relationship. A drive device is associated with each pair of mold jaws for displacement thereof in the radial and axial directions.
REFERENCES:
patent: 4911633 (1990-03-01), Comfort
patent: 5002478 (1991-03-01), Lupke
patent: 5510071 (1996-04-01), Van Wonderen et al.
German Journal: GAK Apr. 1977, pp. 200-204.
JP Abstract No. 59-131433, dated Nov. 27, 1984.
Leyson Joseph
Pyon Harold
Unicor GmbH Rahn-Plastmaschinen
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