Method of stopping conveying equipment for persons
AssigneeInventio AG
InventorsJosef Wiesinger, Gerhard Stoiber
Life of this patent
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Abstract
The invention relates to a method for stopping conveying equipment for persons of the type that includes a drive motor, a frequency converter for controlling motor operation, and a holding brake. On activation of a safety element a the frequency converter decreases the speed of the drive motor according to a pre-established braking ramp, the holding brake being activated before standstill of the conveying equipment. Operational safety of the braking system is thus increased.
Claims4
A method for stopping conveying equipment for persons having a holding brake, a drive motor, a frequency converter controlling the operation of the drive motor, and a holding brake, wherein on activation of a safety element a the frequency converter decreases the speed of the drive motor according to a pre-established braking ramp, the holding brake being activated before standstill of the conveying equipment for persons.
Dependencies are inferred from the claim text.