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:
Nov. 25, 2003
Filed:
Oct. 01, 2001
Applicant:
Inventor:
Aaron S. Kureck, Nashotah, WI (US);
Assignee:
MagneTek, Inc., New Berlin, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/14 ;
U.S. Cl.
CPC ...
H02K 7/14 ;
Abstract
A dual hoist bucket crane controller for operating a closing motor and a holding motor using a close inverter adapted to control the closing motor and a hold inverter adapted to control the holding motor where the hold inverter and the close inverter are internally controlled and operate independently from the other drive. Also covered is a dual hoist bucket crane controller for operating a closing motor and a holding motor using a dual axis master switch adapted to provide a close inverter input signal to the close inverter and a hold inverter input signal to the hold inverter.