Integrated active suspension smart valve
First Claim
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1. A device comprising:
- a housing including a first port and a second port and a pressure sealed barrier located in the housing disposed between a first oil filled portion of the housing and a second portion of the housing;
a hydraulic motor-pump disposed within the first portion of the housing, wherein the hydraulic motor-pump controls a flow of fluid between the first port and the second port;
an electric motor disposed within the housing and operatively coupled to the hydraulic motor-pump; and
a controller electrically coupled to the electric motor and disposed within the housing, wherein the controller controls a motor input of the electric motor.
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Abstract
Various embodiments related to hydraulic actuators and active suspension systems as well as their methods of use are described.
255 Citations
39 Claims
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1. A device comprising:
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a housing including a first port and a second port and a pressure sealed barrier located in the housing disposed between a first oil filled portion of the housing and a second portion of the housing; a hydraulic motor-pump disposed within the first portion of the housing, wherein the hydraulic motor-pump controls a flow of fluid between the first port and the second port; an electric motor disposed within the housing and operatively coupled to the hydraulic motor-pump; and a controller electrically coupled to the electric motor and disposed within the housing, wherein the controller controls a motor input of the electric motor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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Specification