A method for commissioning a pneumatic actuator device, which includes a pneumatic drive cylinder and a pneumatic control module mounted on the pneumatic drive cylinder, wherein a plurality of commissioning steps to be carried out for commissioning are displayed by means of a graphical display device separate from the control module, the graphical display device in particular being a tablet computer or a mobile telephone, and wherein a control module state is being transmitted from the control module to the display device via a communication link between the control module and the display device, and the commissioning steps are being displayed taking into account the transmitted control module state.

A hydraulic block of an electronic braking device for a vehicle includes a first input port and a second input port configured to receive a brake fluid from a main braking system, at least one oil chamber connected to one input port of the first input port and the second input port, a first output port and a second output port configured to discharge the brake fluid to a plurality of wheel brake apparatuses, a first inlet line configured to connect the first input port and the first output port to each other, and a second inlet line configured to connect the second input port and the second output port to each other, a first outlet line bifurcated from the first inlet line, a second outlet line bifurcated from the second inlet line, and a valve mounting unit mounted with a plurality of valves.

A fluid manifold assembly for a valve bank is provided, in which the manifold assembly includes a plurality of modular fluid manifolds that are operatively coupled together, and each modular manifold includes one or more anti-rotation elements that cooperate with each other to minimize rotation of the modular manifolds relative to each other, such as during assembly. The anti-rotation elements may include anti-rotation protrusion(s) that extend outwardly from a mating face of a first modular manifold body, and anti-rotation recess(es) that extend inwardly from a corresponding mating face of a second modular manifold body, in which the anti-rotation protrusion(s) of the first body are configured to be received by the anti-rotation recess(es) of the second body. The anti-rotation elements may be configured to interface with each other with particular tolerances that facilitate ease of assembly of the fluid manifold assembly, while minimizing tolerance stack-up.

A solenoid valve assembly has a valve body in which a spool is slidably mounted and operated by a solenoid having a coil. A manifold member has a plurality of flow paths for supplying and discharging pressurized fluid to and from ports of the solenoid valve assembly. An intermediate block is interposed between the valve body and the manifold member. The intermediate block has a plurality of through holes for connecting ports of the manifold member to ports on the valve body. At least one sensor is housed in the intermediate block for sensing at least one of pressure and flow in at least one of the through holes.

For the purpose of redundancy, ports are provided for a separate power brake pressure unit on a hydraulic block of a hydraulic unit of a slip control system of a hydraulic vehicle power braking system. The ports are attached as cylindrical collars to the hydraulic block by friction welding.

The present invention allows the number of components to be reduced and assembly work to be easily performed. A cylinder drive manifold device that constitutes a cylinder drive apparatus is provided with a block-shaped manifold in which a plurality of holes are formed for circulating a fluid used for driving a plurality of fluid pressure cylinders. The manifold is configured such that a plurality of switching valves for supplying a fluid alternately to a first cylinder chamber and a second cylinder chamber of each of the fluid pressure cylinders are attachable. A plurality of check valves and a plurality of throttle valves are incorporated into the plurality of holes of the manifold.

A fluid conduit system includes a trunk line and a manifold header coupled to the trunk line. The manifold header has a first bore in fluid communication with the trunk line and a second bore intersecting the first bore. A first manifold valve is coupled to the manifold header. A second manifold valve is coupled to the first manifold valve. A fracture header is coupled to the second manifold valve. A plurality of connection rods is coupled to the manifold header and to the fracture header. Each connection rod extends through a corresponding hole in the first manifold valve and a corresponding hole in the second manifold valve.

An open center hydraulic system (100) includes a tank configured to hold hydraulic fluid, a pump configured to provide pressurized hydraulic fluid from the tank, and a shunt valve configured to adapt a first opening area between a first input port and a first output port of the shunt valve dependent on a first control signal. The first input port is coupled to the pump, and the first output port is coupled to the tank. A first actuator valve is coupled to the first input port and configured to adapt a second opening area of the first actuator valve dependent on a second control signal. A hydraulic valve control unit is configured to determine a first opening area value and a second opening area value based on user input data and a predetermined relation dependent on the user input data, sending the first control signal, indicative of the first opening area value and sending the second control signal indicative of the second opening area value.

An open center hydraulic system (100) includes a tank configured to hold hydraulic fluid, a pump configured to provide pressurized hydraulic fluid from the tank, and a shunt valve configured to adapt a first opening area between a first input port and a first output port of the shunt valve dependent on a first control signal. The first input port is coupled to the pump, and the first output port is coupled to the tank. A first actuator valve is coupled to the first input port and configured to adapt a second opening area of the first actuator valve dependent on a second control signal. A hydraulic valve control unit is configured to determine a first opening area value and a second opening area value based on user input data and a predetermined relation dependent on the user input data, sending the first control signal, indicative of the first opening area value and sending the second control signal indicative of the second opening area value.

A rotary manifold includes a manifold assembly outer body assembly with a generally toroid outer body, a number of manifold assembly outer body assembly bearing assemblies, a number of seals, and a number of fluid couplings. The manifold assembly outer body assembly body defines a number of radial passages. A generally toroid manifold assembly inner body defines a number of right angle passages. The manifold assembly inner body is rotatably disposed within the manifold assembly outer body assembly body. Each manifold assembly inner body passage inlet is discontinuously in fluid communication with the manifold assembly outer body assembly body passage outlets. Each manifold assembly inner body passage outlet is discontinuously in fluid communication with the process shaft assembly body passages inlets.