Internal deckle position control

Details Internal deckle position control Internal deckle position control

1995-06-05

1996-12-10

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Stock pressurizing means operably associated with downstream...

Centripetal elastic melt extruder type

264167, 425466, B29C 4716

Patent

active

055828507

ABSTRACT:
An improved extrusion apparatus having an internal deckle, includes a toothed rack and a rotatable gear for positioning the deckle. The apparatus may include an independently adjustable, upstream deckle. A brake mechanism that assists the control of deckle movement, is also provided. A tongue and groove, sliding fit of the deckles may be used.

REFERENCES:
patent: 3018515 (1962-01-01), Sneddon
patent: 3293689 (1966-12-01), Chiselko et al.
patent: 3664207 (1972-05-01), White
patent: 3684422 (1972-08-01), Huesing
patent: 3706518 (1972-12-01), Bunte et al.
patent: 3711235 (1973-01-01), Bunte et al.
patent: 3829274 (1974-08-01), Melead
patent: 3832120 (1974-08-01), Shaffer
patent: 4248579 (1981-02-01), Maejima
patent: 4659302 (1987-04-01), Maejima
Lowell Ratchet Clutches (specification).

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