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Matches 701 - 750 out of 8,628

Document Document Title
WO/2012/055486A1
The invention relates to a hydraulic control block comprising a plurality of valve segments (2, 2',2") lying one on top of another, wherein a control piston (14) is arranged in each valve segment (2, 2', 2") and controls the inflow of hy...  
WO/2012/053672A1
Disclosed is a hydraulic system for a construction machine, which makes it possible to adjust the geometric position of a working device comprising a boom and an arm by means of a single manipulation lever, thereby enabling a leveling/fl...  
WO/2012/019622A8
A valve (10) includes a first valve housing portion (12) and a second valve housing portion (14). The first valve housing portion and the second valve housing portion are separate components attached together to define a valve housing. T...  
WO/2012/054453A1
A pilot regulator system includes a housing having a fluid inflow port, a ball valve to regulate fluid flow among two fluid outflow ports, two regulator outputs each associated with one of said two fluid outflow ports, and a regulator se...  
WO/2012/048963A1
The invention relates to a method for producing a hydraulic device (17), in which a least one hydraulic duct (90) and at least one connection (122) are produced and/or connected hydraulically to each other, wherein the hydraulic device (...  
WO/2011/149550A3
A double-sealed cross-port fitting for use in a series progressive divider valve comprises an adapter body, a passage and a ring segment. The adapter body extends axially from a first end to a second end and includes an adapter segment a...  
WO/2012/048179A2
A fluid mover includes a first dynamic armature attached to a flexible member and a second dynamic armature attached to a second flexible member. The fluid mover also includes a housing and first and second flexible members being attache...  
WO/2012/045547A1
Described is an apparatus (20) for controlling a hydraulic accumulator (10) of a hydraulic system (12), for example of a vehicle gearbox (14), having a valve device (26) by means of which an accumulator-side port (B) of the apparatus (20...  
WO/2012/045546A1
Described is an apparatus (20) for controlling a hydraulic accumulator (10) of a hydraulic system (12), for example of a vehicle gearbox (14), having a valve device by means of which an accumulator-side port (B) of the apparatus (20) can...  
WO/2011/149551A3
A series progressive divider valve comprises a valve body and pistons. The valve body comprises a fluid inlet, piston bores, outlet bores and porting. The fluid inlet extends into an exterior of the valve body. The piston bores extend th...  
WO/2011/149549A3
A series progressive divider valve comprises a valve body and pistons. A fluid inlet extend into the valve body. Stations are disposed in the valve body and extend from a first end to a second end; each station comprises piston stations ...  
WO/2012/037516A2
A valve actuator control system for use with a valve actuator may include two pump assemblies, two control valve assemblies, two transducers, a fluid reservoir, and a controller assembly. The controller assembly may actuate the pump asse...  
WO/2012/033830A1
An apparatus comprises a body, a first poppet, and a second poppet. The body comprises a first fluid channel and a second fluid channel. The first fluid channel and the second fluid channel are operable to be fluidly isolated from each o...  
WO/2012/031325A1
A pneumatic control for activation and control of hydraulic and/or pneumatic equipment; said control combining activation and control of at least a first hydraulic device by rotation of a first control element and control of a second hyd...  
WO/2012/033721A2
A hydraulic system and earth-moving vehicle employing the hydraulic system are disclosed. The hydraulic system may include a first hydraulic cylinder and a second hydraulic cylinder, first and second hydraulic pumps and control valves to...  
WO/2012/033233A1
The present invention pertains to a hydraulic pressure control device of a variable displacement type hydraulic pump for construction equipment, wherein operable sections of operation systems are formed in a wide manner while the hydraul...  
WO/2011/149548A3
A series progressive divider valve comprises a valve body and pistons. The valve body comprises a fluid inlet, piston bores, outlet bores, porting and undercuts. The fluid inlet extends into an exterior of the valve body. The piston bore...  
WO/2011/150010A3
A hydraulic system (34) for a machine (10) is disclosed. The hydraulic system may have a first pump (40) with variable displacement and being load- sense controlled, and a first hydraulic circuit (36) associated with the first pump. The ...  
WO/2012/028050A1
A compact two-way cartridge valve using a combined flange-controlled plate comprises the combined flange-controlled plate(1-1), a small normalized and miniaturized pilot control stage, and a miniaturized seat valve main stage (1-2); ...  
WO/2012/030495A2
A semi-closed hydraulic system for use with heavy equipment includes a double-acting cylinder, a reservoir, first and second electric motors, first and second electric pumps, a pressure sensor, and a controller. The double-acting cylinde...  
WO/2012/030003A1
Disclosed is a hydraulic circuit that supplements and uses a hydraulic fluid of a hydraulic pump for a cooling fan and a hydraulic fluid of a main hydraulic pump as a hydraulic power unit of RCV to supply a signal pressure to a control v...  
WO/2012/030039A1
The present invention relates to an actuator assembly, which includes: an upper case; a lower case; an actuator disposed between the upper and lower cases; a cam coupled to the actuator; a shutter connected to the cam; a hook; and a micr...  
WO/2011/143004A3
An electronic coolant valve mechanism with an integral actuator mechanism. The coolant valve mechanism utilizes an electric motor and a planetary roller mechanism integrated into a valve body to translate and operate a valve member in a ...  
WO/2012/024213A1
A valve may include a valve body, a valve spool, and a valve actuator arrangement. In certain embodiments, no power is supplied to the valve at the open position and/or the closed position, and momentary loads, applied by solenoids of th...  
WO/2012/019622A1
A valve (10) includes a first valve housing portion (12) and a second valve housing portion (14). The first valve housing portion and the second valve housing portion are separate components attached together to define a valve housing. T...  
WO/2012/013808A1
The invention relates to a driving stage for a two-stage servo valve, the driving stage being of the jet type, comprising an ejector (20) for ejecting a fluid jet and which is movable opposite a baffle (6) capable of generating a pressur...  
WO/2012/013158A1
Disclosed are a hydraulic valve, a hydraulic valve set, and a control method for hydraulic valve. The hydraulic valve comprises: a valve body (10), a valve core, and a valve sleeve. The valve core is arranged within the cavity of the val...  
WO/2012/015087A1
Provided are a swirl flow control system for construction equipment and a method of controlling the same. The swirl flow control system includes: an engine; a plurality of actuators and rotation motors for a working device including a bo...  
WO/2012/015679A2
A solenoid controlled valve (10) can have a valve body (12) with a fluid passage (14) extending at least partially through the valve body (12). A supply port (16) can be disposed through the valve body (12) and operably connected to the ...  
WO/2012/014006A1
A system and method for managing hydraulic fluid load flow requirements for a tractor having a single pump hydraulic system. The system connects a hydraulic implement in parallel and gives precedence to the tractor's essential operations...  
WO/2012/013160A1
A hydraulic directional control valve and the control method thereof, a hydraulic control valve set, and a hydraulic control system and engineering machinery comprising the said valve or the valve set. The said hydraulic control valve co...  
WO/2012/015847A2
The present disclosure provides embodiments directed towards a system for the control of hydraulic output by a hydraulic power source. In one embodiment, a system is provided. The system includes a hydraulic supply system having a drive,...  
WO/2012/011615A1
Disclosed is a system for controlling a hydraulic pump in a construction machine which can reduce the discharge flow of the hydraulic pump in proportion to the load pressure of the hydraulic pump to enhance operability by the driver. The...  
WO/2012/005390A1
The present invention relates to a valve for controlling pressure, comprising a stopper provided with a fluid path for preventing damping on a contact portion adjacent to the internal fluid path of the main piston, such that hydraulic oi...  
WO/2012/002586A1
Disclosed is a flow control system for a hydraulic pump of construction machinery, which is capable of variably controlling the discharge flow from a hydraulic pump in accordance with load pressure that occurs at a hydraulic actuator of ...  
WO/2012/002589A1
Disclosed is a negative-control-type control device for a hydraulic pump installed on an excavator or other construction machinery. A control device for a hydraulic pump of construction machinery according to the present invention compri...  
WO/2011/159949A2
This invention relates to degradation of biomass with a peroxide in the presence of a metal catalyst. The process can result in ethanol production from cellulosic biomass, fuel gases, useful chemicals and biochemicals from decomposition ...  
WO/2011/070558A3
A valve (30) has a tubular valve member (40) movable, for example by a solenoid (38) and spring (46), so that a first end (42) of the valve member moves between a closed position in which it engages a valve seat (64) and is blocked and a...  
WO/2011/154144A1
A priority valve assembly (10), which is particularly suitable for use in an aircraft, comprises a fluid supply line (14), a first fluid discharge line (16), which is to be supplied with fluid by way of the fluid supply line (14), and a ...  
WO/2011/091273A3
A spool valve for controlling fluid communication among hydraulic cylinders operating control and slave portions of a surgical device. The spool valve may be used to disconnect the control and the slave portions from one another such tha...  
WO/2011/149550A2
A double-sealed cross-port fitting for use in a series progressive divider valve comprises an adapter body, a passage and a ring segment. The adapter body extends axially from a first end to a second end and includes an adapter segment a...  
WO/2011/149548A2
A series progressive divider valve comprises a valve body and pistons. The valve body comprises a fluid inlet, piston bores, outlet bores, porting and undercuts. The fluid inlet extends into an exterior of the valve body. The piston bore...  
WO/2011/150010A2
A hydraulic system (34) for a machine (10) is disclosed. The hydraulic system may have a first pump (40) with variable displacement and being load- sense controlled, and a first hydraulic circuit (36) associated with the first pump. The ...  
WO/2011/149549A2
A series progressive divider valve comprises a valve body and pistons. A fluid inlet extend into the valve body. Stations are disposed in the valve body and extend from a first end to a second end; each station comprises piston stations ...  
WO/2011/094269A3
An articulating device for aiding a user, such as, a surgeon or other medical practitioner, in manipulating a hand-actuated articulating device by providing a powered force used for moving the device, thus reducing or eliminating the nee...  
WO/2011/149551A2
A series progressive divider valve comprises a valve body and pistons. The valve body comprises a fluid inlet, piston bores, outlet bores and porting. The fluid inlet extends into an exterior of the valve body. The piston bores extend th...  
WO/2011/078586A3
Disclosed are a system for driving a boom of a hybrid excavator, and a method for controlling same. The disclosed system comprises: an electric motor (110) operating by means of a motor or generator; a capacitor (115) for storing electri...  
WO/2011/145755A1
The present invention relates to a hydraulic control valve which may variably control the flow of a working fluid supplied to a hydraulic cylinder to operate equipment such as a boom and an arm. One embodiment of the hydraulic control va...  
WO/2011/145753A1
The present invention relates to a pressure control valve which returns a high pressure flow to a hydraulic tank to protect a hydraulic system when the pressure of a working fluid in a hydraulic pump exceeds a set pressure level. The pre...  
WO/2011/146145A1
In one embodiment, a microfluidic system includes a fluidic channel coupled at each end to a reservoir. A fluid actuator is located asymmetrically within the channel to create a long side and a short side of the channel and to generate a...  

Matches 701 - 750 out of 8,628