Pump-controlled hydraulic circuits for operating a differential hydraulic actuator

AA Imam, N Sepehri - US Patent 10,927,856, 2021 - Google Patents
Pump-controlled hydraulic circuits are more efficient than valve-controlled circuits, as they
eliminate the energy losses due to flow throttling in valves and require less cooling effort …

Integrated actuator housing

J Socheleau, O Vanneuville - US Patent 10,658,908, 2020 - Google Patents
There is provided a method of manufacturing a housing configured to hold an actuator and
an electronic control unit for the actuator. The method comprises additively manufacturing …

Flow control block for use with a vacuum material handler

IIKA Sparks - US Patent 12,085,099, 2024 - Google Patents
A manifold block is provided for locating between a hydraulic pressure supply and a piece of
equipment, such as a material handler. The manifold block allows for bidirectional flow and …

Prime Mover Mountable Hydraulic Tool, Including Protective Box Housing Control Circuit and Hydraulic Pressure Sensors, and Related Monitoring Systems and …

RD Ness, A Weisbeck, AJ Brown… - US Patent App. 17 …, 2023 - Google Patents
Earth movers often use hydraulic tools to perform various operations. Sensors for monitoring
the operations of the hydraulic tools are typically distributed at multiple locations on and …

Landing gear lifting/lowering EHA system

T Onishi, S Hagihara - US Patent 11,614,103, 2023 - Google Patents
F15B11/042—Systems essentially incorporating special features for controlling the speed or
actuating force of an output member for controlling the speed by means in the feed line, ie" …

Device for providing a flow and a method of varying a flow rate

F Franzoni, A Sassi - US Patent 11,421,684, 2022 - Google Patents
The gear pump may have a casing, a main shaft and rotating means connected to one end
of the main shaft and configured to rotate the main shaft. Housed by the casing, a toothed …