Patent · US Expired

Sealed rotary feeder

US5538383A · kind A · utility

10Cited by
14References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 1995
Grant dateJul 23, 1996
Priority date
Expiry dateMay 1, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/62
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An object of this invention is to provide a sealed rotary feeder for use in an apparatus which continuously processes chips made of synthetic resin with a coating under high pressure and temperature without degrading its material strength. The sealed rotary feeder according to this invention consists of a cylindrical casing having a chip inlet on the upper side of the cylindrical casing and a chip outlet on the low side of the cylindrical casing, a rotor in the cylindrical casing, plural blades which are movably inserted into channels radially formed around the rotor, and divide the cylindrical casing into plural baskets, pressing apparatus which press the plural blades against the inner surface of the cylindrical casing, and walls which form the channels are extended at the vicinity of the inner surface of the cylindrical casing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.