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. 18, 2014
Filed:
May. 26, 2011
Vladimir Scekic, New Westminster, CA;
Russell Turnbull, Coquitlam, CA;
Daniel Constantin Popa, Vancouver, CA;
Soegi Hartono, Coquitlam, CA;
Vladimir Scekic, New Westminster, CA;
Russell Turnbull, Coquitlam, CA;
Daniel Constantin Popa, Vancouver, CA;
Soegi Hartono, Coquitlam, CA;
MiVa Engineering Ltd., New Westminster, CA;
Abstract
A hoisting device including a cable drum, a first motor, a second motor and a gear assembly is provided. The gear assembly includes a first epicyclic and a second epicyclic. The first epicyclic includes a first carrier rotationally connected to the cable drum, a first sun rotationally connected to the first motor, a first annulus, and a first planet in meshing engagement with the first sun and the first annulus. The second epicyclic includes a second carrier rotationally grounded, a second sun rotationally connected to the second motor, a second annulus connected to the first annulus, and a second planet in meshing engagement with the second sun and the second annulus.