Blower controller for elevator system

United States of America Patent

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Jul 27, 2010
Grant Date
Aug 28, 2008
app pub date
Jun 29, 2004
filing date
Jun 29, 2004

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Expired

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Abstract

An elevator system includes a mode switch configured to select one of a plurality of operation modes based on a state of the elevator cage, and a blower controller configured to control a blower to adjust pressure inside an elevator cage according to the selected operation mode.

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Patent Owner(s)

Patent Owner	Address
TOSHIBA ELEVATOR KABUSHIKI KAISHA	KANAGAWA 212-0013

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Inventor Name	Address	# of filed Patents	Total Citations
Sekimoto, Yoichi	Tachikawa, JP	3	15

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Blower controller for elevator system

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United States of America Patent

10547394

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PATENT NO	7762875
APP PUB NO	20080207106A1
SERIAL NO	10547394
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 27, 2010	US,7762875,B2 US7762875B2	GRANTED PATENT AS SECOND PUBLICATION
August 28, 2008	US,20080207106,A1 US20080207106A1	FIRST PUBLISHED PATENT APPLICATION

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10547394

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