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. 19, 2019
Filed:
Jun. 29, 2016
Liko Research & Development Ab, Luleå, SE;
Mattias Andersson, Södra Sunderbyn, SE;
Andreas Bolin, Gammelstad, SE;
Marica Demby, Luleå, SE;
John V. Harmeyer, Cleves, OH (US);
Roger Karlsson, Rosvik, SE;
Douglas A. Seim, Okeana, OH (US);
Varad Narayan Srivastava, Loveland, OH (US);
LIKO RESEARCH & DEVELOPMENT AB, Luleå, SE;
Abstract
In the embodiments described herein, the person lifting device automatically determines if an accessory, such as a sling, is properly connected to a sling bar of the person lifting device and, if the accessory is not properly connected, the person lifting device provides a user with a visual and/or audible warning and, in some embodiments, may lock-out the actuation controls of the person lifting device to prevent the person lifting device from being used.