The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 18, 2000
Filed:
Feb. 04, 1998
Applicant:
Inventor:
Harry O Wicks, El Paso, TX (US);
Assignee:
RailRunner Systems, Inc., Barnesville, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61F / ;
U.S. Cl.
CPC ...
105-42 ; 105-41 ;
Abstract
An improved intermodal vehicle (10) for forming a train of highway trailers. The intermodal vehicle has an upper frame (42) to which highway trailers (12, 14) may be connected, each of the highway trailers having leading a trailing coupler socket assemblies (22, 24). In the improved design a continuous drawbar (150, 176) is provided. In addition, the upper frame (42) is mounted on a pair of steerable lower frames (30, 32) by springs (52, 54), preferably air springs, their being a pair of springs for each rail wheel (26, 28) of the intermodal vehicle, one spring being positioned before each wheel and one being positioned after each wheel.