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:
Sep. 08, 2015
Filed:
Mar. 14, 2013
Koji Hayashi, Tatebayashi, JP;
Taichi Shimizu, Midori, JP;
Koji Hayashi, Tatebayashi, JP;
Taichi Shimizu, Midori, JP;
TOA Industries Co., Ltd., Ota-shi, JP;
Abstract
The invention provides a multistage heating system including a compact multistage furnace of which the installation area in a factory is decreased and a work carrier machine. A multistage furnace is configured by piling up a plurality of furnace units in the vertical direction. Each of the furnace units includes an upper heater and a lower heater, support pipes disposed on the upper heater and extending in the horizontal direction, and a plurality of work support bars mounted over the support pipes. A work carrier machine includes work carrier bars extending in the horizontal direction, a horizontal motion mechanism connecting the ends of the work carrier bars and move the work carrier bars on horizontal rails, and a vertical motion mechanism moving the body of the work carrier machine including the horizontal rails on vertical rails.