Electricity: motive power systems – Braking – Automatic and/or with time-delay means
Reexamination Certificate
2006-05-09
2006-05-09
Ro, Bentsu (Department: 2837)
Electricity: motive power systems
Braking
Automatic and/or with time-delay means
C318S365000
Reexamination Certificate
active
07042177
ABSTRACT:
System for braking either linear or rotary electric motor having no permanent magnets comprising at least one servo amplifier and an electronic circuit for generating a pulsed control signal for controlling the braking of the motor. The electronic circuit of the present invention may be responsive to any emergency such as loss of the line power, a motion controller failure, or actuation of a limit switch by a driven member. A method of braking is also disclosed.
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Franklin, et al. “Feedback Control of Dynamic Systems”, third edition, Addison-Wesley Publishing Company, 1994. Section 3.4 shows the Time-Domain Specifications of a system's dynamic response.
Weiss Darrin M.
Zalesski Andrew
Ro Bentsu
Schmeiser Olsen & Watts
Universal Instruments Corporation
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