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:
Sep. 30, 2025
Filed:
May. 21, 2021
Tetra Laval Holdings & Finance S.a., Pully, CH;
Gabriele Borelli, Spilamberto, IT;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
A sensor unit () is configured to be mounted in the vicinity of an electric motor () in a food packaging machine. The sensor unit comprises: at least one sensor device configured to generate sensor data representative of an environmental parameter of the food packaging machine, a wireless transmitter for transmitting the sensor data, and a power source for providing energy to the at least one sensor device and the wireless transmitter. The sensor unit () provides for ease of installation and maintenance by being self-powered through energy harvesting of a magnetic field (B, B) generated by the electric motor (), by use of at least one receiving coil in the power source.