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.

Date of Patent:
Mar. 03, 2026

Filed:

Sep. 09, 2024
Applicant:

Otis Elevator Company, Farmington, CT (US);

Inventors:

Wenxiang Liu, Hangzhou, CN;

Jianfeng Wu, Hangzhou, CN;

Chenfeng Shi, Hangzhou, CN;

Ming Chen, Hangzhou, CN;

Jiajun Zhu, Hangzhou, CN;

Linfeng Song, Hangzhou, CN;

Assignee:

OTIS ELEVATOR COMPANY, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 19/00 (2006.01); B66B 19/02 (2006.01);
U.S. Cl.
CPC ...
B66B 19/00 (2013.01); B66B 19/002 (2013.01); B66B 19/02 (2013.01);
Abstract

A construction lifting device and a leaping method for a construction lifting device. The leaping method includes erecting a top crossbeam above a target floor in a shaft; connecting a host platform of the construction lifting device to the top crossbeam by a drive device; raising a car of the construction lifting device close to the host platform and fixedly connecting the car to the host platform; and activating the drive device to lift the host platform to the target floor.


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Liu, Wenxiang. (2026). Construction lifting device and leaping methods for construction lifting devices (U.S. Patent No. 12565404). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12565404

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