TONMILE

1) A unit used in comparing freight earnings or expenses. The amount earned from the cost of hauling a ton of freight one mile. 2) The movement of a ton of freight one mile.

Related Terms

DEFLECTION

The displacement of an electron beam from its straight-line path by an electrostatic or electromagnetic field.
Shape change or reduction in the diameter of a conduit, produced without fracturing the material.
Elastic movement or sinking of a loaded structural member, particularly of the mid-span of a beam.

sinking diameter fracturing elastic reduction displacement deflection beam shape electrostatic loaded path movement

A cam-operated or spring-loaded reciprocating-engine mushroomtype valve used for control of admission and exhaust of working fluid; the direction of movement is at right angles to the plane of its seat.

poppet_valve working plane direction right valve control exhaust movement

PNEUMATIC CONTROLLER

A device for the mechanical movement of another device (such as a valve stem) whose action is controlled by variations in pneumatic pressure connected to the controller.

pneumatic_controller pressure action mechanical valve device movement pneumatic

PENDULUM SCALE

Weight-measurement device in which the load is balanced by the movement of one or more pendulums from vertical (zero weight) to horizontal (maximum weight).

pendulum_scale horizontal load vertical device movement

OPTICAL COMPARATOR

Any comparator in which movement of a measuring plunger tilts a small mirror which reflects light in an optical system. Also known as visual comparator.

optical_comparator plunger comparator light movement

OMNIMETER

A theodolite with a microscope that can be used to observe vertical angular movement of the telescope.

omnimeter vertical can angular microscope movement

MULTISTATIC RADAR

Radar in which successive antenna lobes are sequentially engaged to provide a tracking capability without physical movement of the antenna.

multistatic_radar tracking antenna radar movement

MECHANICAL COMPARATOR

A contact comparator in which movement is amplified usually by a rack, pinion, and pointer or by a paralleloume of liquid and then release it.

mechanical_comparator pointer comparator contact liquid release movement

MANIPULATIVE SKILL

The ability of a worker to handle an object with the appropriate control and speed of movement required by a task.

manipulative_skill speed handle control movement

ION MIGRATION

Movement of ions produced in an electrolyte, semiconductor, and so on, by the application of an electric potential between electrodes.

ion_migration electric_potential electric potential movement