The flow control valve is moveable between a closed position and a maximum open position, and is spring biased towards the closed position in which all of the fluid flowing into the sprinkler head initially flows into the turbine assembly.

fence, wall, tunnel, drain or sprinkler head), but is not allowed to measure through ground

The apparatus may be applied to a sprinkler head riser and burned as part of an in-ground sprinkler system.

The retention bracket prevents undesired turning or displacement of the end fittings during installation/use/removal of a sprinkler head.

The invention relates to a sprinkler device comprising a sprinkler head that can be pivoted about a pivoting axis in relation to a fixed base.

A lip extends horizontally away from the wall along an upper perimeter thereof for supporting the shield adjacent a sprinkler head without attachment thereto.

A notch is located substantially near a lower perimeter of the sloping wall and configured to accommodate movement of the sprinkler head relative to the plate.

The present invention provides a sprinkler head capable of preventing water leakage and malfunctions and enabled to be an automatedly produced product.

The invention relates to a sprinkler device comprising a sprinkler head that can be pivoted bi-directionally about a pivoting axis within a limited pivoting angle range in relation to a fixed base.

A turbine assembly for a rotary sprinkler head includes a flow control valve, a turbine housing having a fluid inlet and fluid outlet ports, and a rotor mounted in the housing.