English Dictionary

pedrail

noun

A device intended to replace the wheel of a self-propelled vehicle, allowing traversal of rough roads and the ability to climb over obstacles. The tread consists of a number of rubber-shod feet connected by ball-and-socket joints to the ends of sliding spokes attached to rollers and springs.

The pedrail is a type of vehicle track that uses a continuous belt of treads or pads to propel itself.

意味（1）

A device intended to replace the wheel of a self-propelled vehicle, allowing traversal of rough roads and the ability to climb over obstacles. The tread consists of a number of rubber-shod feet connected by ball-and-socket joints to the ends of sliding spokes attached to rollers and springs.

意味（2）

A vehicle, such as a traction engine, fitted with these devices.