Invention Grant
- Patent Title: Apparatus and method for recuperation of hydraulic energy
- Patent Title (中): 液压能量回收装置及方法
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Application No.: US13698952Application Date: 2011-05-18
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Publication No.: US09382927B2Publication Date: 2016-07-05
- Inventor: David Bengt Johan Ankargren , Jochen Pohl
- Applicant: David Bengt Johan Ankargren , Jochen Pohl
- Applicant Address: NO Kristiansand
- Assignee: NATIONAL OILWELL VARCO NORWAY AS
- Current Assignee: NATIONAL OILWELL VARCO NORWAY AS
- Current Assignee Address: NO Kristiansand
- Agency: Conley Rose, P.C.
- Priority: NO20100738 20100520
- International Application: PCT/NO2011/000154 WO 20110518
- International Announcement: WO2011/145947 WO 20111124
- Main IPC: F16D31/02
- IPC: F16D31/02 ; F15B21/14 ; B66C13/02 ; F15B1/02
Abstract:
An apparatus for recuperation of hydraulic energy from an actuator comprises a first hydraulic machine having a first drive and a second hydraulic machine having a second drive mechanically coupled to the first drive. The first hydraulic machine is in hydraulic communication with an actuator, and the second hydraulic machine (20) is in hydraulic communication with an accumulator.
Public/Granted literature
- US20130199168A1 Apparatus and Method for Recuperation of Hydraulic Energy Public/Granted day:2013-08-08
Information query
