B - Operations – Transporting – 65 – B
Patent
B - Operations, Transporting
65
B
B65B 1/24 (2006.01) B65B 1/26 (2006.01)
Patent
CA 2181315
A volume reducer has a cylindrical casing having an inlet and an outlet for letting powder material in and out. In the casing, a rotor rotatable on the center axis of the casing is provided. The rotor has a cylindrically formed porous plate and a plurality of inner and outer chambers formed in the inside and outside of the porous plate. The outer chambers are loaded with the powder material. A rotary valve that rotates together with the rotor is provided. The rotary valve has a plurality of ventilation openings communicating with the respective inner chambers in an axial direction. The rotary valve is embraced in a stationary valve. The stationary valve has a cavity that communicates with a ventilation opening when the rotary valve is positioned within a predetermined range of its rotation angle. The stationary valve has a compressed air injection opening with which the ventilation opening communicates.
Akiyama Seizaburo
Kato Masasi
Hosokawa Micron Corporation
Smart & Biggar
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