Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric and Manufacturing CofiledCriticalWestinghouse Electric and Manufacturing Co
Application grantedgrantedCritical
Publication of FR663753ApublicationCriticalpatent/FR663753A/en
B66B1/02—Control systems without regulation, i.e. without retroactive action
B66B1/06—Control systems without regulation, i.e. without retroactive action electric
B66B1/08—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. handles or levers, in the cars or cages for direct control of movements
Landscapes
Engineering & Computer Science
(AREA)
Automation & Control Theory
(AREA)
FR663753D1928-06-081928-11-09
Improvements to electrical control systems for elevators
ExpiredFR663753A
(en)