Title:
HEAT TREATMENT FURNACE AND HEAT TREATMENT FACILITY HAVING THE SAME
Document Type and Number:
WIPO Patent Application WO/2006/078052
Kind Code:
A1
Abstract:
A heat treatment furnace (solution treatment furnace 1, aging furnace 3), wherein a furnace chamber (15) is formed of a furnace body (12) opening downward and a floor body (14) closing an opening portion on the lower side of the furnace body (12) and rotatingly driven. One or multiple stages of placement racks (16, 16, ...) for placing works (8, 8, ...) thereon are installed in the furnace chamber (15). Also, hot air circulation devices (20A) and (20B) for circulating hot air in the circumferential directions in plan view in the furnace chamber (15) are installed in the furnace body (12). In addition, the placement racks (16, 16, ...) are supported on a column (17) vertically installed on the floor body (14) and rotated together with the floor body (14).
Inventors:
TAKANO KAZUHIDE (JP)
GOTO SHINJI (JP)
GOTO SHINJI (JP)
Application Number:
PCT/JP2006/301091
Publication Date:
July 27, 2006
Filing Date:
January 18, 2006
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
NIHON KOHNETSU IND CO LTD (JP)
TAKANO KAZUHIDE (JP)
GOTO SHINJI (JP)
NIHON KOHNETSU IND CO LTD (JP)
TAKANO KAZUHIDE (JP)
GOTO SHINJI (JP)
International Classes:
F27B9/16; C21D1/00; C21D1/34; C22F1/04; F27B9/02; F27B9/10; F27D7/04; F27D25/00
Foreign References:
| JPH05172464A | 1993-07-09 | |||
| JPH0250080A | 1990-02-20 | |||
| JPS63177952U | 1988-11-17 | |||
| JPH11156528A | 1999-06-15 |
Attorney, Agent or Firm:
Yano, Juichiro (Twin 21 MID Tower 34th Floor 1-61, Shiromi
2-chome, Chuo-k, Osaka-shi Osaka 34, JP)
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