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. 05, 1977
Filed:
May. 21, 1975
Applicant:
Inventors:
Ronald L Colvin, Mesa, AZ (US);
James H Williams, Tempe, AZ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
302 31 ; 104 / ; 214 / ;
Abstract
A multiple level fluid bearing track assembly having a plurality of shoulders thereon to form an upper and lower level for transporting articles of various sizes. A plurality of fluid jet inserts are incorporated within the track assembly to provide the necessary lift and motive force to the article to be transported. With the multiple level track assembly of this invention a variety of different sized articles can therefore be interchangeably or simultaneously transported without the physical alteration of the track assembly.