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:
Oct. 08, 2024
Filed:
Jan. 04, 2022
Applicant:
Pfeiffer Vacuum, Annecy, FR;
Inventors:
Pierre-Emmanuel Cavarec, Annecy, FR;
Romain Criado, Annecy, FR;
François Roger, Annecy, FR;
Eric Dulac, Annecy, FR;
Assignee:
PFEIFFER VACUUM, Annecy, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/58 (2006.01); F04D 19/04 (2006.01); F04D 29/02 (2006.01);
U.S. Cl.
CPC ...
F04D 29/584 (2013.01); F04D 19/042 (2013.01); F04D 29/023 (2013.01);
Abstract
A heating device is for a vacuum line in which pumped gases are intended to circulate. The heating device includes at least one radiating body to radiate in the infrared when it is heated to a temperature above 150° C. The at least one radiating body is arranged in the pumping path of the gases.