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:
Apr. 29, 2025
Filed:
Nov. 29, 2021
Applicant:
Yungu (Gu'an) Technology Co., Ltd., Hebei, CN;
Inventor:
Yingxu Qi, Langfang, CN;
Assignee:
YUNGU (GU'AN) TECHNOLOGY CO., LTD., Langfang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 14/04 (2005.12); B23K 20/10 (2005.12); B23K 26/21 (2013.12);
U.S. Cl.
CPC ...
C23C 14/042 (2012.12); B23K 20/10 (2012.12); B23K 26/21 (2015.09);
Abstract
A screen tensioning apparatus for a mask is provided. The screen tensioning apparatus includes a supporting device, a first movable mechanism and an ultrasonic soldering device. The supporting device is disposed to support a mask framework. The ultrasonic soldering device includes an ultrasonic soldering head. The ultrasonic soldering head is fixedly connected to the first movable mechanism. The mask framework is disposed on the supporting device. The ultrasonic soldering head is disposed on one side of the mask framework facing away from the supporting device.