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2. Pulley - Wikipedia

   en.wikipedia.org/wiki/Pulley

   A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft. A sheave or pulley wheel is a pulley using an axle supported by a frame or shell ( block ) to guide a cable or exert force.

3. Conveyor pulley - Wikipedia

   en.wikipedia.org/wiki/Conveyor_pulley

   The end disk and hub may be one piece. The locking assembly may also be replaced with a hub and bushing on lower tension pulleys. The shell is also referred to as the rim in some parts of the world. The pulley shaft is typically sized following CEMA B105.1 in the Americas or AS 1403 in Australia.

4. Drum motor - Wikipedia

   en.wikipedia.org/wiki/Drum_motor

   The shaft can be a single “through” shaft where the motor and gearbox are assembled on, and fixed to, the shaft with keys or pins. However, this type of drum motor design has a limited maximum radial load due to the bending stresses caused by the normal belt tension of a conveyor and is therefore used mainly for small light duty conveyors ...

5. Belt (mechanical) - Wikipedia

   en.wikipedia.org/wiki/Belt_(mechanical)

   Belts are looped over pulleys and may have a twist between the pulleys, and the shafts need not be parallel. In a two pulley system, the belt can either drive the pulleys normally in one direction (the same if on parallel shafts), or the belt may be crossed, so that the direction of the driven shaft is reversed (the opposite direction to the ...

6. Line shaft - Wikipedia

   en.wikipedia.org/wiki/Line_shaft

   The fixed pulley on the upper shaft is driven at constant speed by a belt from the power source. The loose pulley ('idler') allows the machine to be stopped in isolation – necessary for changing speed. The stepped pulleys (left) provide three drive speeds for the machine tool (not shown), depending on which pair of pulleys is connected by the ...

7. Shaft (mechanical engineering) - Wikipedia

   en.wikipedia.org/wiki/Shaft_(mechanical_engineering)

   The following stresses are induced in the shafts. Shear stresses due to the transmission of torque (due to torsional load). Bending stresses (tensile or compressive) due to the forces acting upon the machine elements like gears and pulleys as well as the self weight of the shaft. Stresses due to combined torsional and bending loads.