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. 28, 2017
Filed:
Sep. 03, 2015
Kone Corporation, Helsinki, FI;
Jaakko Kalliomäki, Vantaa, FI;
KONE CORPORATION, Helsinki, FI;
Abstract
An elevator, which includes a hoistway; and an elevator car vertically movable in the hoistway; and a counterweight vertically movable in the hoistway; and a number of upper rope wheels (in particular one or more) mounted higher than the car and counterweight, and a number of first ropes interconnecting the elevator car and counterweight, each of the more ropes passing around the one or more upper rope wheels; and a number of lower rope wheels mounted lower than the car and counterweight; and second ropes interconnecting the elevator car and counterweight, each passing around one or more of the lower rope wheels. The lower rope wheels include one or more first lower rope wheels; and one or more second lower rope wheels above the one or more first rope wheels. The second ropes include a first set of ropes forming a first U-shaped loop of ropes hanging from the car and counterweight and passing around the one or more first lower rope wheels; and a second set of ropes forming a second U-shaped loop of ropes hanging from the car and counterweight inside the first loop of ropes and passing around the one or more second lower rope wheels.