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Patent Searching and Data


Title:
SELECTION OPERATING DEVICE FOR DAMPER
Document Type and Number:
Japanese Patent JPH06312100
Kind Code:
A
Abstract:

PURPOSE: To lighten the operation load and suppress the generation of large noise during the selection operation for a plurality of damper blades, as for a damper selection operating device for selection-operating a plurality of damper blades for the horizontal selection of the suction force on an iron board equipped with a forcible air-cooled blower.

CONSTITUTION: As for a damper selecting operating device 51 for turning- operating a plurality of damper blades 41, 41, and 41 arranged in parallel in an air flow passage, an operation time difference generating part 57 for turning- operation at least one damper blade 41A among a plurality of damper blades 41, 41, and 41 in precedence with other damper blades 41 and 41 is installed. As the operation time difference generating part 57, is utilized the chattering in the revolution direction due to the angular shaft 42A of one damper blade 41A and the deformed octagonal angular hole 58 formed on a link 54A.


Inventors:
TOSHISHIGE YUUJI
OCHIAI TOSHIHIRO
KAKIHARA KAZUFUMI
Application Number:
JP10248393A
Publication Date:
November 08, 1994
Filing Date:
April 28, 1993
Export Citation:
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Assignee:
JUKI KK
International Classes:
D06F81/08; F04D27/00; F16K47/00; (IPC1-7): D06F81/08; F04D27/00; F16K47/00
Attorney, Agent or Firm:
Hiroshi Arafune (2 outside)