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. 31, 2017
Filed:
Aug. 10, 2012
Applicant:
Aaron Hertzel Jagoda, St. Louis Park, MN (US);
Inventor:
Aaron Hertzel Jagoda, St. Louis Park, MN (US);
Assignee:
Eaton Corporation, Columbus, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 1/027 (2006.01); E02F 9/22 (2006.01); E02F 9/12 (2006.01); F15B 1/02 (2006.01); F15B 3/00 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2217 (2013.01); E02F 9/123 (2013.01); F15B 1/024 (2013.01); F15B 3/00 (2013.01);
Abstract
A hydraulic system including an accumulator and a hydraulic transformer is disclosed. The hydraulic transformer includes first and second variable displacement pump/motor units mounted on a rotatable shaft. The rotatable shaft has an end adapted for connection to an external load. The first variable displacement pump/motor unit includes a first side that fluidly connects to a pump and a second side that fluidly connects to a tank. The second variable displacement pump/motor unit includes a first side that fluidly connects to the accumulator and a second side that fluidly connects with the tank.