Electricity: electrical systems and devices – Safety and protection of systems and devices – Motor protective condition responsive circuits
Reexamination Certificate
2003-11-19
2011-12-27
Patel, Dharti (Department: 2836)
Electricity: electrical systems and devices
Safety and protection of systems and devices
Motor protective condition responsive circuits
C361S024000, C361S025000, C361S026000, C361S027000, C361S028000, C361S029000, C361S030000, C361S031000, C361S032000, C361S033000
Reexamination Certificate
active
08085514
ABSTRACT:
A modular control assembly is provided for on-machine control of a desired machine. One embodiment has a machine mountable base and a replaceable control unit, wherein the machine mountable base has a machine protection device. In various embodiments of the machine mountable base, the machine protection device may have a short-circuit protective device and a disconnect device. In addition, various embodiments of the replaceable control unit may have a variable frequency drive, a soft start device, or an adjustable overload protection device.
REFERENCES:
patent: 4769557 (1988-09-01), Houf et al.
patent: 5557182 (1996-09-01), Hollenbeck et al.
patent: 6388563 (2002-05-01), Brown et al.
patent: 6879230 (2005-04-01), Haudry et al.
patent: 2004/0252421 (2004-12-01), Knox et al.
website: http://www.ecmweb.com/mag/electric—basics—molded—case/index.html.
Fletcher Yoder P.C.
Kuszewski Alexander R.
Miller John M.
Patel Dharti
Rockwell Automation Technologies Inc.
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