Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – To form particulate product
Patent
1997-06-23
1999-03-02
Davis, Robert
Plastic and nonmetallic article shaping or treating: processes
With severing, removing material from preform mechanically,...
To form particulate product
B29B 906
Patent
active
058766464
ABSTRACT:
A granulating device, and a granulating method for thermoplastic resin material, in which a screw type kneading and extruding machine for kneading, extruding and melting the thermoplastic resin material, a die holder connected to a front end portion of the screw type kneading and extruding machine, the die holder including a passage through which the melted resin material flows, a change-over valve and at least two outlets, the passage selectively connected to the outlets with the change-over valve, a first and a second dies, for forming the melted resin material into a plurality of pieces of string, connected respectively to the outlets to adapt to different ranges of viscosity of the melted resin material, and a first and a second cutter units including cutters moved respectively along extruding planes of the first and second dies to cut the string-shaped resin material into small pieces, and cooling and solidifying sections for cooling and solidifying the small pieces of thermoplastic resin material.
REFERENCES:
patent: 3349433 (1967-10-01), Schippers et al.
patent: 3589163 (1971-06-01), Byrne et al.
patent: 3590678 (1971-07-01), Hasten et al.
patent: 3947195 (1976-03-01), Fritsch
patent: 4327050 (1982-04-01), Salmon
patent: 4984977 (1991-01-01), Grimminger et al.
patent: 5067885 (1991-11-01), Stevenson et al.
patent: 5224838 (1993-07-01), Baumgarten
patent: 5238385 (1993-08-01), Johnson
patent: 5650179 (1997-07-01), Schier
Ishida Masaharu
Kobayashi Nobuhisa
Mizuguchi Hideki
Yoshida Minoru
Davis Robert
The Japan Steel Works Ltd.
LandOfFree
Granulating method for thermoplastic resin does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Granulating method for thermoplastic resin, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Granulating method for thermoplastic resin will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-419163