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:
Jan. 13, 2026
Filed:
Jun. 29, 2023
Tcl Zhonghuan Renewable Energy Technology Co., Ltd., Tianjin, CN;
Jianlong Wang, Tianjin, CN;
Jian Xu, Tianjin, CN;
Lei An, Tianjin, CN;
Jianping Wang, Tianjin, CN;
Lin Wang, Tianjin, CN;
TCL ZHONGHUAN RENEWABLE ENERGY TECHNOLOGY CO., LTD., Tianjin, CN;
Abstract
An upper cylinder for single crystal furnace is provided, wherein the upper cylinder includes an upper cylinder body. A boss is disposed on an inner bottom of the upper cylinder body, and is configured to place a cover plate of a diversion cylinder. The upper cylinder body is disposed on a thermal insulation layer of the single crystal furnace, and the cover plate of the diversion cylinder drives the diversion cylinder to move up and down inside the upper cylinder body, so that a heat loss is prevented by the upper cylinder body.