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:
Feb. 25, 2003
Filed:
Aug. 07, 2001
Applicant:
Inventor:
Alfons Weckbecker, Zweibrücken, DE;
Assignee:
Demag Mobile Cranes GmbH & Co. KG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66C 2/384 ;
U.S. Cl.
CPC ...
B66C 2/384 ;
Abstract
A rotatably mounted ring having external teeth which mesh with a drive pinion of a fixedly mounted slewing gear, has distributed over the circumference, alternately portions of the same length with recesses and portions of the same length with radially directed webs and can be coupled to a complementary ring in the manner of a bayonet fastening. The complementary ring has, both on the inside and on the outside, portions of the same length with recesses and portions of the same length with radially directed webs. The ring provided with the external toothing is provided with complementary recesses and webs.