PROBLEM TO BE SOLVED: To prevent scuffing, seizure, vibration, noise, and other problems by enabling hydraulic oil in the bore to be forcibly fed to the sliding portion by having the pressure pocket opened at the point where the cylinder block is in contact with the valve plate under ...
lubricant modification, material selection and surface treatment[171,176–179]. However, even though great efforts have been devoted to solving these problems, the tribological problems of hydraulic pumps have not yet been properly solved, as friction and wear seem unavoidable in such harsh working ...
Product Name:Hydraulic Pump;Application:Forklift, Bulldozer, Bus, Excavator, Truck, Loader and so on;Part No.:68721-61110;Ref. No.:-;Compatible Equipment Make:For Kubota Excavator KH35;Service:OEM/Replacement;Condition:New;Warranty:1 Year;Condition:New;A
LOAD ADJUSTMENT CONTROL APPARATUS FOR HYDRAULIC POWER PLANT AND CONTROL METHOD THEREOF PROBLEM TO BE SOLVED: To solve the problem of an economical loss caused by the lack of a capability to deal with a power adjustment capability or discharging of a dam, by applying a rate-of-change restriction...
An electric oil pump (EOP) for the hydraulic system of a continuously variable transmission (CVT) based hybrid electric vehicle is developed by considering... YH Jin 被引量: 0发表: 2012年 Drive control device for transmission oil pump PROBLEM TO BE SOLVED: To quickly raise ATF oil temperature...
A circuit (10) for a hydraulic pump (20) is provided. The circuit (10) includes a supply of fluid (12). A pumping element (26) is operable to increase the pressure of fluid received from the supply of fluid (12) and to generate a flow of pressurized fluid. An inlet passageway (22...
HYDRAULIC PUMP UNIT AND WORKING VEHICLE PROBLEM TO BE SOLVED: To provide a variable displacement type hydraulic pump unit, which reduces manual control force and manual control volume for changin... O Ryota,大橋 良太 被引量: 0发表: 2006年 油压驱动作业车辆 Hydraulic drive work vehicle 提供一种...
Hydraulic Vacuum Pump US$215.00-900.00 / Piece 2xz-4 Rotary Vane Vacuum Pump for Solar Energy Industry US$230.00-750.00 / Piece Xd-250 Rotary Vane Vacuum Pump for Sticking of Advertisement Sheets US$1,800.00-2,800.00 / Piece Oil Pump for Paper Making and Print...
Hydraulic systems are, in the main, complex labour-intensive systems that comprise accumulators, reservoirs, pressure regulators, filters, noise attenuators and other fittings; but it is the ‘distributed’ hydraulic system that introduces the main problems of hydraulic systems because of leakage and co...
The Vibration and Noise Problem of Hydraulic Plunger Pump Pump stations are generally exposed to various mechanical and structural problems causing vibration affecting efficiency, performance, reliability life, an... H Zha - 《Chinaese Hydraulic & Pneumatics》 被引量: 8发表: 2013年 ...