To achieve the purpose of the invention, there is provided a diaphragm valve comprising: an actuator; and a valve part including: an inlet passage; an outlet passage which is brought into communicatio

A diaphragm valve capable of increasing durability of a diaphragm comprises a valve body internally formed with a valve chamber having an open upper end and a suck-back chamber having an open lower en

A diaphragm valve of a type involved here includes a valve body, a compressor which can be actuated by a valve stem for operating a diaphragm. The compressor is guided by an intermediate piece in axia

The invention is particularly applicable to a diaphragm valve for use in biotechnological applications and will be described with particular reference thereto. However, it will be appreciated that the

A diaphragm valve includes a valve body adapted to receive a replaceable diaphragm subassembly. The subassembly includes a sleeve closely received in the valve body. An actuating stem extends through

A four-way diaphragm valve for controlling flow of a gas or liquid comprising: a valve housing having a first substantially circular valve chamber and a second substantially circular valve chamber; fi

A diaphragm valve comprises a body having an inflow passage, outflow passage, valve chamber and valve seat, a metallic diaphragm for maintaining air-tightness of the valve chamber, a bonnet for secure

It is the object of the invention to overcome these shortcomings and disadvantages by providing a flush-mounting flush-sealing diaphragm valve for vertical or horizontal mounting for taking samples fr