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Title: Extendable chassis

Abstract

This patent describes a chassis, comprising: a main frame; a wheeled underframe generally planar-parallel with respect to the main frame; means connecting the main frame to the underframe for relative movement between a retracted position and an extended position to decrease and increase the length of the chassis. An additional axle includes wheels, and a supporting means supports the additional axle for raising the wheels of the additional axle to a position off the ground upon retraction of the chassis and for lowering the wheels of the additional axle to a position on the ground upon extension of the chassis.

Inventors:
Publication Date:
OSTI Identifier:
6987032
Patent Number(s):
US 4635742
Assignee:
JD-Bertolini Industries, Ltd., Compton, CA
Resource Type:
Patent
Resource Relation:
Patent File Date: Filed date 18 Jan 1985
Country of Publication:
United States
Language:
English
Subject:
33 ADVANCED PROPULSION SYSTEMS; TRUCKS; DESIGN; LENGTH; POSITIONING; SUPPORTS; WHEELS; DIMENSIONS; MECHANICAL STRUCTURES; VEHICLES; 330601* - Vehicle Design Factors- Body & Chassis

Citation Formats

Bertolini, W A. Extendable chassis. United States: N. p., 1987. Web.
Bertolini, W A. Extendable chassis. United States.
Bertolini, W A. 1987. "Extendable chassis". United States.
@article{osti_6987032,
title = {Extendable chassis},
author = {Bertolini, W A},
abstractNote = {This patent describes a chassis, comprising: a main frame; a wheeled underframe generally planar-parallel with respect to the main frame; means connecting the main frame to the underframe for relative movement between a retracted position and an extended position to decrease and increase the length of the chassis. An additional axle includes wheels, and a supporting means supports the additional axle for raising the wheels of the additional axle to a position off the ground upon retraction of the chassis and for lowering the wheels of the additional axle to a position on the ground upon extension of the chassis.},
doi = {},
url = {https://www.osti.gov/biblio/6987032}, journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Jan 13 00:00:00 EST 1987},
month = {Tue Jan 13 00:00:00 EST 1987}
}