Planetary gear for a multiple-screw extruder

Details Planetary gear for a multiple-screw extruder Planetary gear for a multiple-screw extruder

1994-04-13

1996-04-23

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

264102, 26421124, 264349, 366 83, 366 84, 366 91, 422136, 422137, 425203, 425204, 425205, 475331, 475332, B01F 726, F16H 3706

Patent

active

055100732

ABSTRACT:
A planetary gear for a multiple-screw extruder includes a circular stationary housing having internal teeth, a sun wheel formed from at least one toothed portion of a spindle, and a plurality of main planet wheels formed from at least one toothed free end of a plurality of screws and arranged in a circle. The plurality of main planet wheels are spaced from one another, from the sun wheel and from the internal housing teeth. A plurality of internal and external intermediate planet wheels are arranged between the sun wheel and the main planet wheels and between the main planet wheels and the internal housing teeth, respectively.

REFERENCES:
patent: 3359826 (1967-12-01), Hanslik
patent: 3824875 (1974-07-01), Willert et al.
patent: 4253345 (1981-03-01), Munster
patent: 4261225 (1981-04-01), Zahradnik
patent: 4268176 (1981-05-01), Muller
patent: 4315440 (1982-02-01), Chszaniecki
patent: 4586402 (1986-05-01), Schafer
patent: 4591487 (1986-05-01), Fritsch
patent: 4644809 (1987-02-01), Howse
patent: 5108711 (1992-04-01), Chszaniecki

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