FR479818A - Dispositif de freinage rhéostatique pour moteurs d'induction à courant alternatif, employé pour la commande d'engins de levage
- Google Patents
Dispositif de freinage rhéostatique pour moteurs d'induction à courant alternatif, employé pour la commande d'engins de levage
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.)
Rheinmetall Air Defence AG
Maschinenfabrik Oerlikon AG
Original Assignee
Werkzeugmaschinenfabrik Oerlikon Buhrle AG
Maschinenfabrik Oerlikon AG
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Publication date
Application filed by Werkzeugmaschinenfabrik Oerlikon Buhrle AG, Maschinenfabrik Oerlikon AGfiledCriticalWerkzeugmaschinenfabrik Oerlikon Buhrle AG
Application grantedgrantedCritical
Publication of FR479818ApublicationCriticalpatent/FR479818A/fr
B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
B66C13/00—Other constructional features or details
B66C13/18—Control systems or devices
B66C13/22—Control systems or devices for electric drives
B66C13/23—Circuits for controlling the lowering of the load
B66C13/26—Circuits for controlling the lowering of the load by AC motors
B—PERFORMING OPERATIONS; TRANSPORTING
B66—HOISTING; LIFTING; HAULING
B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
B66C2700/00—Cranes
B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
B66C2700/081—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists with AC motors
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Engineering & Computer Science
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Automation & Control Theory
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Mechanical Engineering
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FR479818D1914-12-111915-09-23Dispositif de freinage rhéostatique pour moteurs d'induction à courant alternatif, employé pour la commande d'engins de levage
ExpiredFR479818A
(fr)
Système d'équipement pour moteurs électriques, sur courant alternatif, destiné à la commande de machines devant tourner à deux vitesses très différentes