Title:
VACUUM DRYER WITH SCREW CONVEYOR
Document Type and Number:
Japanese Patent JP3798964
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To realize continuous operation and miniaturization or the like in a vacuum dryer.
SOLUTION: A screw conveyor 2 is provided inside a vacuum tank 7 so as to be rotatable in both normal and reverse directions by a drive means. The screw conveyor 2 comprises a first screw 3 which is positioned in a thrown in port 14 side for an object to be dried, a second screw 4 which is inversely wound with respect to the first screw and has a large pitch, an agitation plate which is formed within a range of the length of the second screw, and a third screw 5 which is positioned in a discharge port 11 side of a dried product and is wound in the same direction as the second screw. The pitch of the first screw 3 is the same as that of the third screw 5. The length of the first screw 3 and that of the third screw 5 is twice as long as the pitch. The pitch of the second screw 4 is six - seven times as long as that of the first screw 3. The length of the second screw 4 is a half as long as the pitch of the second screw.
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Inventors:
Kazunori Miyazawa
Application Number:
JP2001325178A
Publication Date:
July 19, 2006
Filing Date:
October 23, 2001
Export Citation:
Assignee:
Daiko Machine Industry Co., Ltd.
International Classes:
B09B3/00; F26B5/04; B65G33/14; F26B9/06; (IPC1-7): B09B3/00; B65G33/14; F26B5/04; F26B9/06
Domestic Patent References:
| JP2514231U | ||||
| JP57049695U | ||||
| JP48016252A | ||||
| JP3066471U | ||||
| JP200266598A |
Attorney, Agent or Firm:
Hideo Takino
Hiroshi Ochi
Sadao Matsumura
Isamu Kakiuchi
Hiroshi Ochi
Sadao Matsumura
Isamu Kakiuchi