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:
Dec. 22, 2020
Filed:
Nov. 15, 2016
Applicant:
Tongtai Machine & Tool Co., Ltd., Luzhu Kaohsiung, TW;
Inventors:
Huaien Kao, Luzhu Kaohsiung, TW;
Hsinpao Chen, Luzhu Kaohsiung, TW;
Juihsiung Yen, Luzhu Kaohsiung, TW;
Assignee:
TONGTAI MACHINE & TOOL CO., LTD., Luzhu Kaohsiung, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/321 (2017.01); B29C 64/241 (2017.01); B29C 64/255 (2017.01); B29C 64/343 (2017.01); B29C 64/329 (2017.01); B33Y 40/00 (2020.01);
U.S. Cl.
CPC ...
B29C 64/321 (2017.08); B33Y 40/00 (2014.12);
Abstract
A powder supply device () for use with powder spreaders, comprising: a fixation base (), a powder storage unit (), a powder supply unit () and a driving unit (), wherein the powder supply unit () is provided with at least one stirring bar () and a powder spreading roller (); using a design of a stirring bar and the powder spreading roller, powder may be stirred and extruded such that the powder becomes finer, more uniform, and does not cake during powder spreading.