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:
May. 28, 2019
Filed:
Mar. 07, 2012
Applicants:
Thomas Hughes, Newry, IE;
Alain Houssais, Andilly, FR;
Laurent Granseigne, Courbevoie, FR;
Inventors:
Assignee:
PARKER HANNIFIN MANUFACTURING FRANCE SAS, Annemasse, FR;
Primary Examiner:
Int. Cl.
CPC ...
F15B 1/08 (2006.01); F17D 1/00 (2006.01);
U.S. Cl.
CPC ...
F17D 1/00 (2013.01); F15B 1/08 (2013.01); F15B 2201/205 (2013.01); F15B 2201/4155 (2013.01); F15B 2201/51 (2013.01); Y10T 137/2931 (2015.04); Y10T 137/3115 (2015.04); Y10T 137/3127 (2015.04);
Abstract
The invention relates to the automatic reloading of the gas space of a hydropneumatic accumulator. An apparatus for readjusting the load of the gas space includes a pressurized gas source connected via an air system to a loading check-valve and a reinjection valve controlled by a unit for calculating a cycle for reinjecting gas into the gas space.