US Patent 7690483 Elevator including elevator rescue system
Patent 7690483 was granted and assigned to Otis Elevator Company on April, 2010 by the United States Patent and Trademark Office.
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Patent abstract
Elevator comprising a car, a drive motor driving the car, a motor drive unit for controlling the drive motor and supplying power thereto, an encoder for sensing movement of the car, and an elevator rescue system for rescue operation in case of an emergency situation, wherein the elevator comprises one single encoder only for normal and rescue operation.
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US Patent 07690483 Elevator including elevator rescue system US Patent 7690483 Elevator including elevator rescue system
Infobox
Patent Number
0769048300
Patent Number
769048300
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076904830
Date of Patent
April 6, 2010
0Patent Application Number
118132220
Date Filed
January 11, 2005
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076904830
Date of Patent
April 6, 2010
0Patent Application Number
118132220
Date Filed
January 11, 2005
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
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US Patent 07690483 Elevator including elevator rescue system
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07690483
Date of patent
April 6, 2010
Patent application number
11813222
Date Filed
January 11, 2005
Patent primary examiner
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