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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.:

US 12280961 B1

PDFFull Text
Date of Patent:
Apr. 21, 2025

Filed:

Oct. 08, 2020

Method and device for controlling overhead hoist transfer vehicle

Applicant:

Semes Co., Ltd., Cheonan-si, KR;

Inventors:

Jun Beom Lee, Hwaseong-si, KR;

Yeong Jae Choe, Hwaseong-si, KR;

Dong Hoon Yang, Anyang-si, KR;

Jeong Eun Kim, Cheongju-si, KR;

Assignee:

SEMES CO., LTD., Cheonan-si, KR;

Attorneys:

PNJ IP Law, P.C.

JINSEONG PARK

Primary Examiner:

Aryan E Weisenfeld

Int. Cl.
CPC ...
B65G 43/02 (2005.12); B65G 1/04 (2005.12); H01L 21/67 (2005.12); H01L 21/677 (2005.12);
U.S. Cl.
CPC ...
B65G 43/02 (2012.12); B65G 1/0457 (2012.12); H01L 21/67259 (2012.12); H01L 21/67733 (2012.12); B65G 2203/0283 (2012.12); B65G 2203/0291 (2012.12);
Abstract

A method and a device for controlling an OHT vehicle are proposed. The method and device presents a solution in which it is possible to minimize a repetition of start and stop of a vehicle, due to congestion on a track, by providing a buffer distance or a buffer waiting time, when the control target vehicle starts due to moving out of range of a proximity distance to a preceding vehicle, after stopping according to reaching of the proximity distance to the preceding vehicle, during driving the OHT control target vehicle.

Find Patent Forward Citations

Lee, Jun. (2025). Method and device for controlling overhead hoist transfer vehicle (U.S. Patent No. 12280961). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12280961

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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