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:
Jul. 05, 2022
Filed:
May. 17, 2018
Applicant:
Whirlpool S.a., Sao Paulo, BR;
Inventors:
Rodrigo Kremer, Blumenau, BR;
Ricardo Mikio Doi, Joinville, BR;
Dietmar Erich Bernhard Lilie, Joinville, BR;
Assignee:
WHIRLPOOL S. A., Säo Paulo, BR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 35/04 (2006.01); F25B 31/02 (2006.01); F04C 29/06 (2006.01); F04B 39/02 (2006.01);
U.S. Cl.
CPC ...
F25B 31/023 (2013.01); F04B 35/04 (2013.01); F04B 39/023 (2013.01); F04C 29/068 (2013.01); F04B 2201/0806 (2013.01); F04C 2240/30 (2013.01); F04C 2270/095 (2013.01); F04C 2270/125 (2013.01); F25B 2400/07 (2013.01); F25B 2500/12 (2013.01); F25B 2500/13 (2013.01);
Abstract
The invention in question pertains to the technological field of refrigeration compressors. A hermetic compressor for positive displacement is disclosed whose airtight housing is specially altered so that its natural frequencies of vibration are distributed at frequencies above 4200 Hz and whose 'capacitance density' is greater than 160 W/L.