Brake rollers

Large breakers formed on a beach, usually as a result of an incoming swell that has traveled a long distance across the ocean. See'' also'' long-crested wave.

rollers

Earth science; Oceanography

Swells coming from a great distance and forming large breakers on exposed coasts. They are best known on the islands of St. Helena and Ascension in the South Atlantic Ocean ...

rollers

Sports; Water skiing

Refers to swells in the water that are caused by a boat's wake, by wind or by some other source.

tangent

Industrial machinery; Conveyors

Straight portion after a curve conveyor.

variable speed

Industrial machinery; Conveyors

A drive or power transmission mechanism that includes a speed changing device.

v-belt

Industrial machinery; Conveyors

A drive belt having a trapezoidal cross section for operation degrees over grooved sheaves. Its shape permits wedging contact between belt sides and grooves walls for transmission ...

zero line pressure accumulating conveyor

Industrial machinery; Conveyors

A type of conveyor designed to have zero build-up of pressure between adjacent packages or cartons.

drive sprocket

Industrial machinery; Conveyors

The sprockets used in the power transmission arrangement found in the conveyor drive unit. The sprocket sizes are selected to provide some mechanical advantage and give the ...