Adjustable coextrusion feedblock

Details Adjustable coextrusion feedblock Adjustable coextrusion feedblock

1996-09-10

1998-07-14

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

Extrusion shaping means

264 407, 26417312, 26417316, 4251335, 425141, 425145, 4253824, 425462, B29C 4706

Patent

active

057800677

ABSTRACT:
A feedblock for coextrusion apparatus permits profile adjustment of individual layers through the use of flow tuning valves that extend across the width of a main flow through the feedblock.

REFERENCES:
patent: 3003245 (1961-10-01), Nunez, Jr.
patent: 3032008 (1962-05-01), Land et al.
patent: 3097058 (1963-07-01), Branscum et al.
patent: 3223761 (1965-12-01), Raley
patent: 3397428 (1968-08-01), Donald
patent: 3443277 (1969-05-01), Frielingsdorf
patent: 3448183 (1969-06-01), Chisholm
patent: 3479425 (1969-11-01), Lefevre et al.
patent: 3504402 (1970-04-01), Wetz et al.
patent: 3557265 (1971-01-01), Chisholm et al.
patent: 3583032 (1971-06-01), Stafford
patent: 3587281 (1971-06-01), Lemelson
patent: 3761211 (1973-09-01), Parkinson
patent: 3807918 (1974-04-01), Chill et al.
patent: 3830610 (1974-08-01), Ohkawa et al.
patent: 3860372 (1975-01-01), Newman, Jr.
patent: 3909170 (1975-09-01), Riboulet et al.
patent: 3927957 (1975-12-01), Chill et al.
patent: 4152387 (1979-05-01), Cloeren
patent: 4171195 (1979-10-01), Klein et al.
patent: 4189292 (1980-02-01), Hureau et al.
patent: 4197069 (1980-04-01), Cloeren
patent: 4285655 (1981-08-01), Matsubara
patent: 4289560 (1981-09-01), Simons
patent: 4295812 (1981-10-01), Hoddinott
patent: 4405547 (1983-09-01), Koch et al.
patent: 4422839 (1983-12-01), Przytulla et al.
patent: 4435141 (1984-03-01), Weisner et al.
patent: 4439125 (1984-03-01), Dieckmann et al.
patent: 4443397 (1984-04-01), Hahn et al.
patent: 4470790 (1984-09-01), Harada et al.
patent: 4483669 (1984-11-01), Hahn et al.
patent: 4483812 (1984-11-01), Hahn et al.
patent: 4521359 (1985-06-01), Tsien
patent: 4524099 (1985-06-01), Di Luccio
patent: 4533308 (1985-08-01), Cloeren
patent: 4533510 (1985-08-01), Nissel
patent: 4562023 (1985-12-01), Pabst et al.
patent: 4579696 (1986-04-01), Di Luccio
patent: 4600550 (1986-07-01), Cloren
patent: 4619802 (1986-10-01), Cloeren
patent: 4652225 (1987-03-01), Dehennau et al.
patent: 4669965 (1987-06-01), Murakami
patent: 4695236 (1987-09-01), Predohl et al.
patent: 4708618 (1987-11-01), Reifenhauser et al.
patent: 4756858 (1988-07-01), Reifenhauser et al.
patent: 4780258 (1988-10-01), Cloeren
patent: 4789513 (1988-12-01), Cloeren
patent: 4880370 (1989-11-01), Krumm
patent: 4911628 (1990-03-01), Heilmayr et al.
patent: 5020984 (1991-06-01), Cloeren et al.
patent: 5066435 (1991-11-01), Lorenz et al.
patent: 5066443 (1991-11-01), Cloeren
patent: 5094788 (1992-03-01), Schrenk et al.
patent: 5094793 (1992-03-01), Schrenk et al.
patent: 5102323 (1992-04-01), Blemberg
patent: 5110276 (1992-05-01), Farnsworth et al.
patent: 5120484 (1992-06-01), Cloeren
patent: 5122905 (1992-06-01), Wheatley et al.
patent: 5122906 (1992-06-01), Wheatley
patent: 5126880 (1992-06-01), Wheatley et al.
patent: 5137675 (1992-08-01), Rabe
patent: 5147195 (1992-09-01), Cloeren
patent: 5211898 (1993-05-01), Shinmoto
patent: 5269995 (1993-12-01), Ramanathan et al.
patent: 5375990 (1994-12-01), Krupa et al.
patent: 5489402 (1996-02-01), Knoblauch et al.
Drawings from the Davis Standard Company showing a feedblock design, circa 1983.

Affiliated with

Also associated with

Rating

Adjustable coextrusion feedblock does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Adjustable coextrusion feedblock, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Adjustable coextrusion feedblock will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1879430