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:
Feb. 11, 2025
Filed:
Oct. 20, 2021
Guangzhou Argion Electric Appliance Co., Ltd., Guangdong, CN;
GUANGZHOU ARGION ELECTRIC APPLIANCE CO., LTD., Guangzhou, CN;
Abstract
A vacuum packaging method and device are provided. The method comprises acquiring size information of a package and selecting a suction constant b; controlling a door to seal the vacuum chamber after the package is disposed into a vacuum chamber; actuating a vacuum pump set and starting timing, and respectively recording time nodes tand twhen a pressure detected inside the vacuum chamber is lowered to a first preset pressure Pand a second preset pressure P; calculating time difference Δt by a formula Δt=t−tbased on tand t; obtaining total suction time T or suction-stopping pressure P based on Δt and b; continuously performing suction by the vacuum pump set, and controlling the vacuum pump set to stop suction once a suction time reaches T or the pressure inside the vacuum chamber is lowered to P; controlling a heater to finish heat-sealing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile