An integrated switch device includes an air valve assembly and a switch assembly. The air valve assembly comprises a flow channel base, a first air valve, and a second air valve. The flow channel base has a first air supply path and a second air supply path. The first air valve is provided on the first air supply path, and the second air valve is provided on the second air supply path. In addition, the switch assembly comprises an electrical control module controlled to output an on-off signal to an air pump, and an operation cover fitted and connected to the electrical control module.

A valve includes a valve body provided with a plug, connected to an actuation system, an upstream duct, a downstream duct, and a purge duct provided with a shutter. The plug is movable in rotation about a longitudinal axis in the valve body, so that the rotation of the plug according to a first angular sector defines a flow between the upstream duct and the downstream duct, the rotation of the plug according to a second angular sector separate from the first angular sector shuts off the connection between the upstream duct and the downstream duct, and the rotation of the plug according to a third angular sector included in the second angular sector actuates the shutter so as to allow a flow from the upstream duct to the purge duct.

An evaporative emissions control system includes a first vent valve configured to selectively open and close a first vent, a second vent valve configured to selectively open and close a second vent, a fuel level sensor configured to sense a fuel level in the fuel tank, a pressure sensor configured to sense a pressure in the fuel tank, an accelerometer configured to measure an acceleration of the vehicle, and a controller configured to regulate operation of the first and second vent valves to provide pressure relief for the fuel tank. The controller is programmed to determine if a refueling event is occurring based one signals indicating the fuel level is increasing, the pressure in the fuel tank is increasing, and the vehicle is not moving, and open at least one of the first and second vent valves based on determining the refueling event is occurring.

A fluid manifold apparatus, in particular a water distribution apparatus, comprises a fluid chamber, at least one fluid inlet, a plurality of fluid outlets, and a manifold unit, including a plurality of valve units for closing the fluid outlets and a camshaft supported to be rotatable about a rotary axis, comprising a plurality of lobes for operating the valve units, wherein each of the valve units has a cam follower and a sealing unit, and the lobes of the camshaft are provided to lift the cam followers of the valve units as a function of a rotary position of the camshaft.

Each of the cam followers has a receiver for receiving one sealing unit, wherein the sealing units are arranged to be linearly moveable in the receivers.

A fluid switching valve comprising a valve housing, an inlet area, a first outlet and a second outlet out of the valve housing, a first fluid connection, a second fluid connection, a counter pressure chamber, a first valve unit, a second valve unit and a user-operable switching body for switching the valve closure bodies between their closed position and their open position. Here, the counter pressure chamber is fluid-connected through an inlet link duct to the inlet area. The valve units each have a valve closure body, which is movable between a closed position and an open position for the respective fluid connection and is arranged so as to be subjectable to fluid pressure on the one hand via the inlet area and on the other hand via the counter pressure chamber. The switching body is switchable between different operating positions by a switching movement. The counter pressure chamber is fluid-connected through a first blockable outlet link duct to the first outlet, and through a second blockable outlet link duct to the second outlet.

An integrated switch device includes an air valve assembly and a switch assembly. The air valve assembly comprises a flow channel base, a first air valve, and a second air valve. The flow channel base has a first air supply path and a second air supply path. The first air valve is provided on the first air supply path, and the second air valve is provided on the second air supply path. In addition, the switch assembly comprises an electrical control module controlled to output an on-off signal to an air pump, and an operation cover fitted and connected to the electrical control module.

A water path switching device includes a valve body, a rotating shaft, a rotating plate, a first valve core and a second valve core. The valve body is provided with a valve cavity, a water inlet, and at least two water outlets. The rotating shaft is rotationally connected to the valve body, and is provided with an outer end located outside the valve cavity and an inner end located inside the valve cavity. The rotating plate is arranged in the valve cavity and connected to the inner end of the rotating shaft so as to rotate with the rotating shaft. The first valve core is provided with a first sliding-contact part.

Disclosed is a wafer processing system, a dual gate system, and methods for operating these systems. The dual gate system may have a shaft, a first gate and a second gate coupled to the shaft at opposite sides thereof, and an actuator coupled to the shaft. The actuator is configured to tilt together the shaft, the first gate, and the second gate to a first sealed gate position or to a second sealed gate position. The actuator can be operated using a pneumatic mechanism, an electro-magnetic mechanism, or a cam follower mechanism.

A multi-valve water treatment system (100) comprising a motor (3) having an output shaft, a driven shaft (2) fixed to the output shaft such that the driven shaft (2) is driven by the motor (3) when the motor (3) is activated, the driven shaft (2) having at least one cam (21A-21C) disposed at an axial position along the driven shaft (2), and a valve assembly (6) including, a valve actuator (61A-61C) urged into engagement with the driven shaft (2) at the axial position, such that the valve actuator (61A-61C) is moved axially upon engagement with the cam (21A-21C), a fluid flow housing (1) having a fluid outlet (411) and at least one fluid inlet (412A-412C) selectively sealingly engaged by the valve actuator (61A-61C) such that the fluid inlet (412A-412C) selectively allows flow from the fluid inlet (412A-412C) to the fluid outlet (411) depending on the position of the valve actuator (61A-61C), and a diaphragm (5) sealingly isolating the fluid inlet (412A-412C) and the fluid outlet (411) of the housing (1) from the valve actuator (61A-61C).

The present disclosure discloses a socket device comprising a fixing portion. The fixing portion comprises a socket portion, a water inflow passage, a first water outflow passage, a second water outflow passage, a first switching mechanism, a first water dividing passage, and a first control mechanism. The socket portion comprises a switch. The second water outflow passage, the first water outflow passage and the second water outflow passage are switched to be connected to the water inflow passage by the first switching mechanism. The switch is connected to the first switching mechanism to drive the first switching mechanism. The first control mechanism is configured to control the water inflow passage to be connected to the first water dividing passage or control the first water dividing passage to be opened or to be closed.