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:
May. 12, 1992
Filed:
Aug. 27, 1990
Applicant:
Inventors:
James R McGhie, Eagan, MN (US);
Lowell K Pendelton, Henderson, NV (US);
Assignee:
Trans World Crane, Inc., Eagan, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60D / ; B62D / ;
U.S. Cl.
CPC ...
280404 ; 280 811 ; 280111 ; 280408 ; 280419 ; 280676 ;
Abstract
A steerable, load-supporting dolly is provided wherein the dolly is self-steerable in response to the loading thereon. Controllable responsiveness of the steering is provided by at least one king-pin, the castor of which may be selectively varied.