Title:
EVACUATING DEVICE
Document Type and Number:
Japanese Patent JPH08127874
Kind Code:
A
Abstract:
PURPOSE: To provide an evacuating device capable of keeping the inner diameter of exhaust pipe constant and capable of making exhaust volume definite.
CONSTITUTION: Helical metal bars 30a and 30b are inserted respectively into an upstream side exhaust pipe 18a and a down stream side exhaust pipe 18b. Respective ends of the metal bars 30a and 30b are connected to motors 32a and 32b to rotate the metal bars 30a and 30b respective in directions expressed by arrows 34a and 34b at the rotational speed of about 1rpm.
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Inventors:
HASOBE MAKOTO
Application Number:
JP26895994A
Publication Date:
May 21, 1996
Filing Date:
November 01, 1994
Export Citation:
Assignee:
KAWASAKI STEEL CO
International Classes:
B01J3/00; B01J3/02; C23C16/44; C23C16/455; B08B1/04; (IPC1-7): C23C16/44; B01J3/00; B01J3/02; B08B1/04
Attorney, Agent or Firm:
Yoshio Kosugi (2 outside)