US Patent 9309091 Elevator installation with car and counterweight
Patent 9309091 was granted and assigned to Inventio on April, 2016 by the United States Patent and Trademark Office.
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Patent abstract
An elevator installation includes a car, a counterweight and safeties which are fitted to the car and the counterweight. The car contains an electrically controlled device for actuating and optionally resetting the safety and the counterweight also contains an electrically controlled device with a safety, or the safety of the counterweight is actuated by a slack-line release.
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Patent Inventor Names
Josef Husmann0
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US Patent 09309091 Elevator installation with car and counterweight US Patent 9309091 Elevator installation with car and counterweight
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Patent Number
09309091
Patent Number
9309091
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Official Website
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US Patent 09309091 Elevator installation with car and counterweight
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Is a
Current assignee
Patent jurisdiction
Patent number
09309091
Date of patent
April 12, 2016
Patent application number
13989960
Date Filed
December 9, 2011
Patent primary examiner
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