MACHINE CROWNED PULLEY: A pulley in which the crown or vertex
has been produced by an automatic, usually computer driven, machine.
MAGNETIC STARTER: An electrical device that controls the
motor and also provide overload protection to the motor.
MANUAL START SWITCH: A simple one-direction switch used to
turn the conveyor on or off.
MINIMUM PRESSURE ACCUMULATING CONVEYOR: A type of conveyor
designed to minimize build-up of pressure between adjacent packages
or cartons. (l38-ACC - 19O-ACC)
MOTOR: A machine that transforms electric energy into
mechanical energy. Standard motors are dual voltage and operate at
1725 RPM.
NEGATIVE CROWNED PULLEY: A pulley with raised areas set
equally in from each end. This crown is used on tail pulleys 24 in.
OAW and wider, and aids in belt tracking.
NET LIFT: The net vertical distance through which material is
moved against gravity by a conveyor.
NIP POINT GUARD: A guard placed to eliminate points or areas
on the conveyor where injuries might occur.
NOSE ROLLER: A small roller, used on power belt curve
conveyors, to reduce the gap at the transfer points.
NOSEOVER: A section of conveyor with transition rollers
placed in conveyor to provide transition from incline to horizontal
or horizontal to incline.
0-RING: Polyurethane bands polyurethane used to transmit
drive power from roller to roller or spool to roller. (138-SP,
190-SP)
OVERALL LENGTH: (OAL) The dimension outside of pulley to
outside of pulley including belting or lagging, of any conveyor
lengthwise.
OVERALL WIDTH: (OAW) The dimension outside to outside of
frame rails.
OVERHEAD DRIVE: A drive assembly mounted over a conveyor,
which allows clearance for the product.
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