Plastic article or earthenware shaping or treating: apparatus – Control means responsive to or actuated by means sensing or... – Control means responsive to product weight or dimension
Patent
1989-08-11
1991-02-05
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Control means responsive to or actuated by means sensing or...
Control means responsive to product weight or dimension
264 405, 4251335, 425466, B29C 4716
Patent
active
049900781
ABSTRACT:
A lip drive structure for a T-die including a main body structure member having an elongated nozzle orifice defined by a pair of lip portion facing each other, a nozzle structure portion including one of the lip portions and formed at the lower end of the main body structure member so as to be integrally connected to the same through an elastically deformable portion, a plurality of bellows disposed on a side surface of the main body structure member on the side of the nozzle structure portion, and a drive section structure member fastened to the bellows at its upper portion and fastened to the lip structure portion at its lower portion. Air supply holes are formed in the drive section structure member to enable the bellows to be supplied with compressed air. The drive section structural member is divided into a plurality of elements in the longitudinal direction.
REFERENCES:
patent: 2928464 (1960-03-01), Western et al.
patent: 2963741 (1960-12-01), Longstreth et al.
patent: 3645843 (1972-02-01), Schmaeng
patent: 3940221 (1976-02-01), Nissel
patent: 4514348 (1985-04-01), Iguchi et al.
Furuhashi et al, "Automatic Line for Adjusting Thickness of Sheet Film," Converteck, Kakohgititsu Kenkyukai, pp. 41-48.
Iguchi & Sano, "Control of Film thickness of Extrusion Molding," Gosei Jushi, vol. 29, No. 3 (1983-3), pp. 1-7.
Kondo, "Automatic Dip Adjustment Die--Autoflex," Gosei Jushi, vol. 29, No. 3 (1983-3).
"Fully-Automatic Thickness Control System Auto-Profiller," Demonstration of Products by Johoku Seisakusho Ltd., Converteck, 1988-1, pp. 71-73.
Patent Abstracts of Japan, vol. 13, No. 265, Jun. 19, 1989 (JP-1-67325, Mar. 14, 1989).
Mackey James P.
Sumimoto Heavy Industries, Ltd.
Woo Jay H.
LandOfFree
Structure of lip drive portion of T-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 Structure of lip drive portion of T-die, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Structure of lip drive portion of T-die will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-7914