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:
Feb. 18, 2014
Filed:
Jun. 01, 2011
Masaki Nagata, Yachiyo, JP;
Motohiro Kameyama, Yachiyo, JP;
Yoshihiko Yokoyama, Sendai, JP;
Akihisa Inoue, Sendai, JP;
Masaki Nagata, Yachiyo, JP;
Motohiro Kameyama, Yachiyo, JP;
Yoshihiko Yokoyama, Sendai, JP;
Akihisa Inoue, Sendai, JP;
Diavac Limited, Yachiyo-shi, JP;
Tohoku Techno Arch Co., Ltd., Sendai-shi, JP;
Abstract
An arc melting furnace apparatus is provided which reduces an operation burden on a worker and shortens working hours. An arc melting furnace apparatusincludes a housinghaving formed therein a melting chamber, a hearthprovided within the melting chamberand having a recessed portion, and a heating mechanismfor heating and melting a metal material supplied into the recessed portionto generate an alloy ingot. The apparatus comprises a turning memberrotatably supported on a supporting memberstanding within the melting chamber, a perimeter edge of the turning memberrotating and moving along the inner surface of the recessed portionto lift the alloy ingot generated in the recessed portionabove the hearthand turn it over, and a resilient turn-over assisting memberprovided above an upper end of the recessed portion. Further, the turn-over assisting memberis arranged to flex by a predetermined amount when the alloy ingot abuts it, and to return to its original state from the flexed state so that the alloy ingot is urged to drop into the recessed portion