Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – With magneto-mechanical motive device
Reexamination Certificate
2011-07-19
2011-07-19
Donovan, Lincoln (Department: 2832)
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
With magneto-mechanical motive device
C335S131000, C335S177000, C335S179000, C335S180000, C335S185000, C335S220000, C335S230000, C335S261000, C335S279000, C335S281000, C335S296000
Reexamination Certificate
active
07982567
ABSTRACT:
An actuator comprising:a fixed part comprising a ferromagnetic yoke and a magnetized assembly mounted on a face of the yoke and extending substantially over the whole dimension of said face parallel to the axis of movement of a moving part,the moving part comprising a ferromagnetic element comprising a first air-gap surface to form a magnetic air-gap of variable thickness and a second air-gap surface parallel to the axis of movement to form a residual magnetic air-gap of constant thickness with a corresponding air-gap surface of the magnetized assembly.an excitation coil.An electric switch apparatus equipped with the actuator.
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Bataille Christian
Cartier Millon Christophe
Pruvost Philippe
Donovan Lincoln
Musleh Mohamad A
Schneider Electric Industries SAS
Steptoe & Johnson LLP
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