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:
Jun. 10, 2025
Filed:
Apr. 26, 2022
Qingdao Jiahe Yongrun Beauty Technology Co., Ltd., Shandong, CN;
Chao Yu, Shandong, CN;
QINGDAO JIAHE YONGRUN BEAUTY TECHNOLOGY CO., LTD., Qingdao, CN;
Abstract
The present disclosure discloses a vacuum drying tank, including a shell and a pumping device. The shell includes a first shell part, a second shell part, and a third shell part; the second shell part has an accommodating cavity provided with an opening in the top; an air pumping hole is formed in the accommodating cavity; the first shell part is, hermetically covered at the opening; the third shell part is arranged below the second shell part; the pumping device is arranged in the third shell part and is communicated with the air pumping hole; and the pumping device is used for pumping out air in the accommodating cavity from the air pumping hole, so that the accommodating cavity is in a vacuum state.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile