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:
Aug. 21, 2001
Filed:
Feb. 11, 1999
Applicant:
Inventors:
Assignee:
Jung Heinrich AG, Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 1/26 ;
U.S. Cl.
CPC ...
G01L 1/26 ;
Abstract
A motion controller for a motor-driven transportation truck or trolley with a steering pole that can be swivelled about a horizontal axis attached to a steering shaft or a steering frame and is provided with means for setting the direction of motion and the speed, characterized in that the steering pole is equipped with a sensor means providing an output signal that depends not only on the magnitude of the force applied to the steering pole, but also on whether this force is a push or a pull, and that the system also comprises a feed back controller unit that sets and/or regulates the speed and the direction of rotation of the driving motor according to this output signal.