Method for operating conveying system

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United States of America Patent

PATENT NO 11854849
SERIAL NO

16900555

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method for operating a conveying system is provided. An overhead hoist transport (OHT) vehicle is provided, wherein the OHT vehicle includes a gripping member configured to grip and hold a carrier, and a receiver configured to receive a signal. The signal is transmitted to the receiver of the OHT vehicle. The OHT vehicle is moved toward the carrier, and the carrier is gripped by the gripping member of the OHT vehicle. A lifting force is determined based on a weight of a carrier, a number of workpieces in the carrier, or a vertical distance between the OHT vehicle and the carrier, and the lifting force is applied to the carrier.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTDHSINCHU

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Fu-Hsien Taichung, TW 36 25
Lin, Yong-Jyu Hsinchu, TW 5 0
Lu, Chen-Wei Hsinchu, TW 45 278
Shen, Hsiang Yin Hsinchu, TW 39 32
Tung, Chi-Feng Miaoli County, TW 48 53

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