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.

Date of Patent:
Mar. 07, 2023

Filed:

Nov. 08, 2021
Applicant:

Volvo Truck Corporation, Gothenburg, SE;

Inventor:

Arne Andersson, Mölnlycke, SE;

Assignee:

VOLVO TRUCK CORPORATION, Gothenburg, SE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 15/04 (2006.01); F01B 31/14 (2006.01); F02B 33/06 (2006.01); F02B 33/18 (2006.01); F02B 33/20 (2006.01); F02B 33/22 (2006.01); F02B 75/28 (2006.01);
U.S. Cl.
CPC ...
F02B 33/20 (2013.01); F01B 31/14 (2013.01); F02B 33/06 (2013.01); F02B 33/18 (2013.01); F02B 33/22 (2013.01); F02D 15/04 (2013.01); F02B 75/28 (2013.01); F02B 75/282 (2013.01);
Abstract

An internal combustion engine system includes a reciprocating compressor for pressurizing a fluid medium and having a compressor cylinder for accommodating a compressor piston. The compressor cylinder has a main cylinder volume and a secondary adjustable volume in fluid communication with the main cylinder volume so as to provide a variable geometrical compression ratio.


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