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Patent Searching and Data

Document Type and Number:
Japanese Patent JP2018178188
Kind Code:
PROBLEM TO BE SOLVED: To provide a seal device capable of maintaining high sealability.SOLUTION: Provided is a seal device where, in heat treatment equipment through which a steel strip passes, rotary dampers arranged at the upper side of the steel strip and capable of being contacted with the steel strip and rolls arranged at the lower side of the steel strip at the position confronted with the rotary dampers are provided, and the steel strip is passed through the confronted part of each rotary damper and each roll. The seal device is characterized in that two pairs of rotary dampers and rolls are serially arranged in the sheet passing direction at the inside of the heat treatment equipment, and the inside of a space partitioned by the serially arranged, each pair of rotary dampers and rolls is fed with an inert gas.SELECTED DRAWING: Figure 4

土居 崇
笠井 勝司
戸部 輝彦
小山 琢実
Application Number:
Publication Date:
November 15, 2018
Filing Date:
April 13, 2017
Export Citation:
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International Classes:
C21D9/56; C21D1/74; C21D9/46; F27D7/06
Attorney, Agent or Firm:
尾崎 大介
熊坂 晃
磯村 哲朗
坂井 哲也
森 和弘