Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1998-09-28
2000-06-27
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
26417712, 264630, 425461, 425463, B29C 4730
Patent
active
060803487
ABSTRACT:
A honeycomb extrusion die comprising a die body incorporating an inlet face, a discharge face opposite the inlet face, a plurality of feedholes extending from the inlet face into the body, and an intersecting array of discharge slots extending into the body from the discharge face to connect with the feed holes, the intersecting array of discharge slots being formed by the side surfaces of a plurality of pins bounded by the slots and extending into the die body from the discharge face, wherein at least some of the side surfaces of the pins incorporate at least one geometrically designed flow-modifying surface discontinuity.
REFERENCES:
patent: 2526423 (1950-10-01), Rudorff
patent: 3038201 (1962-06-01), Harkenrider
patent: 3790654 (1974-02-01), Bagley
patent: 3885977 (1975-05-01), Lachman et al.
patent: 3905743 (1975-09-01), Bagley
patent: 4205213 (1980-05-01), Inoue
patent: 4233486 (1980-11-01), Inoue
patent: 4259057 (1981-03-01), Abe et al.
patent: 4373895 (1983-02-01), Yamamoto et al.
patent: 4403131 (1983-09-01), Cunningham et al.
patent: 4527035 (1985-07-01), Majestic
patent: 4780075 (1988-10-01), Ozaki et al.
patent: 4883420 (1989-11-01), Ozaki et al.
patent: 4902216 (1990-02-01), Cunningham
patent: 4992233 (1991-02-01), Swaroop et al.
patent: 5011529 (1991-04-01), Hogue et al.
patent: 5320721 (1994-06-01), Peters
patent: 5322599 (1994-06-01), Peters
patent: 5507925 (1996-04-01), Brew
patent: 5702659 (1997-12-01), Kragle et al.
patent: 5876804 (1999-03-01), Kodama et al.
patent: 5964020 (1999-10-01), Kragle et al.
Corning Incorporated
Derrington James
LandOfFree
Modified slot extrusion die does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Modified slot extrusion die, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Modified slot extrusion die will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1781614