B66B 1/26

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2020/0102,190 OVERSPEED PROTECTION SWITCH, OVERSPEED GOVERNOR ASSEMBLY AND ELEVATOR SYSTEMSep 25, 19Apr 02, 20Not available
2019/0177,125 ELEVATOR SYSTEMJun 29, 17Jun 13, 19ThyssenKrupp Elevator AG; THYSSENKRUPP AG;
2019/0127,177 ElevatorOct 24, 18May 02, 19Not available
2012/0103,732 Elevator Governor SystemJul 20, 09May 03, 12OTIS ELEVATOR COMPANY
2011/0272,223 VELOCITY LIMITER FOR AN ELEVATOROct 23, 09Nov 10, 11INVENTIO AG
2011/0253,484 MONITORING SUPPORTS IN ELEVATOR INSTALLATIONSApr 18, 11Oct 20, 11INVENTIO AG
2010/0025,646 CENTRIFUGALLY ACTUATED GOVERNORDec 20, 06Feb 04, 10OTIS ELEVATOR COMPANY
2004/0238,288 Safety system for restraining movement of elevator car when car doors are openMay 27, 03Dec 02, 04INVENTIO AG
2004/0238,289 Safety system for restraining movement of elevator car when car doors are openMay 27, 03Dec 02, 04INVENTIO AG
2002/0084,148 Safety arrangement for a hoistNov 02, 01Jul 04, 02Alimak AB
2001/0022,253 ELEVATOR, PARTICULARLY A TRACTION SHEAVE ELEVATOROct 28, 98Sep 20, 01THYSSEN AUFZUGSWERKE GMBH