Self-propelled vehicle for climbing along pole-shaped elements,

Details Self-propelled vehicle for climbing along pole-shaped elements, Self-propelled vehicle for climbing along pole-shaped elements,

1992-11-10

1994-10-04

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Pole or strand grasping-type climber

182141, A63B 2700

Patent

active

053517830

ABSTRACT:
A climbing vehicle comprising a rigid frame which is provided with a loading platform and is carried by a pair of drive wheels which, in working position, rest against the pole-like element to be climbed. The frame supports a motor element actuating the drive wheels. A pair of arms is articulated at the front of the frame and supports a pair of counteracting wheels which are freely rotatable about a horizontal axis, whereat the counteracting wheels are arranged to be clamped, during work, against the pole-like element to be climbed, in a position opposite to the drive wheels.

REFERENCES:
patent: 2654638 (1953-10-01), Elliott
patent: 3504767 (1970-04-01), Sherman
patent: 3520383 (1970-07-01), Loock
patent: 3727723 (1973-04-01), Pitcairn
patent: 3877543 (1975-04-01), Iwata

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