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:
Jan. 23, 2018
Filed:
May. 16, 2013
Applicant:
Wolffkran Holding Ag, Zug, CH;
Inventors:
Ulrich Dorzbach, Heilbronn, DE;
Andreas Wagner, Talheim, DE;
Assignee:
WOLFFKRAN HOLDING AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66C 13/30 (2006.01); B66C 23/06 (2006.01); B66C 23/82 (2006.01); B66C 23/86 (2006.01); B66C 13/18 (2006.01);
U.S. Cl.
CPC ...
B66C 13/30 (2013.01); B66C 13/18 (2013.01); B66C 23/06 (2013.01); B66C 23/82 (2013.01); B66C 23/86 (2013.01);
Abstract
The invention relates to an electro-hydraulic device for moving a jib for a tower crane, in which device the motor of the hydraulic unit is switched off when the position of the jib is not altered for a predetermined time period.
Dorzbach, Ulrich. (2018). Electro-hydraulic device for moving a jib (U.S. Patent No. 9873596). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9873596
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile