Step assembly for construction vehicles

Details Step assembly for construction vehicles Step assembly for construction vehicles

1975-11-03

1977-10-11

Song, Robert R.

Land vehicles

Wheeled

Attachment

182 89, 182 91, B60R 302

Patent

active

040531724

ABSTRACT:
A construction vehicle, such as a motor grader, is provided with at least one step assembly to facilitate access to the operator's station thereof. The step assembly comprises a mounting bracket secured to a frame of the vehicle and a support bracket pivotally mounted on the mounting bracket. A spring-loaded and releasable detent is provided between the mounting and support brackets for permitting swinging movements of the support bracket and a first step attached on a lower end thereof, relative to the mounting bracket.
The support bracket preferably comprises a first member pivotally mounted on the mounting bracket, a second member pivotally mounted on a lower end of the first member for swinging movements perpendicular to the swinging movements of the first member relative to the mounting bracket. The first step is secured on a lower end of the second member whereas a second step is preferably attached to the second member and disposed vertically thereabove.

REFERENCES:
patent: 991625 (1911-05-01), Lewis
patent: 2702195 (1955-02-01), Merrill
patent: 3244433 (1966-04-01), Grigsby

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