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:
Aug. 15, 2023
Filed:
Oct. 03, 2019
Applicant:
Tetra Laval Holdings & Finance S.a., Pully, CH;
Inventors:
Fabio Soci, Modena, IT;
Luca Gentili, Piceno, IT;
Fabrizio Sighinolfi, Nonantola, IT;
Massimiliano Barbi, Castelfranco Emilia, IT;
Assignee:
Tetra Laval Holdings & Finance S.A., Pully, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 65/08 (2006.01); B65B 51/22 (2006.01); B29C 65/00 (2006.01);
U.S. Cl.
CPC ...
B65B 51/225 (2013.01); B29C 65/08 (2013.01); B29C 66/1122 (2013.01); B29C 66/849 (2013.01);
Abstract
An ultrasonic sealing device including a sonotrode for sealing a packaging material, including a piezoelectric transducer to generate ultrasonic acoustic vibrations for the sealing, a housing, a power circuit connected to the piezoelectric transducer. The power circuit is enclosed in the housing, and an absorbent arranged in the housing to absorb moisture in an atmosphere therein to lower humidity. A method of controlling humidity in an ultrasonic sealing device is also described.