The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 24, 1993
Filed:
Dec. 23, 1991
Kenji Yamamoto, Akaiwa, JP;
Shigeru Ando, Bizen, JP;
Tadao Taniguchi, Bizen, JP;
Mototsugu Osada, Bizen, JP;
Shinagawa Refractories Co., Ltd., Tokyo, JP;
Abstract
This invention concerns an apparatus for enabling exchange of an immersion nozzle seated in a tundish and used for casting of a molten metal from a molten metal container to be carried out very easily and quickly, which apparatus comprises rails (4) laid so as to approximate closely to a molten metal casting outlet nozzle (2) of a molten metal container (1), a self-propelling truck (5) adapted to travel on the rails (4), retainer parts (7) mounted on the truck (5) and adapted to retain an immersion nozzle (3) at the leading terminal thereof, and a movable arm (6) provided with a cleaning device (18) for cleaning the lower terminal surface of the outlet nozzle (2) after removal of a used immersion nozzle.