US Patent: 5,345,158 - Electrical Distribution Equipment With Torque Estimating Capability


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US Patent: 5,345,158

Electrical Distribution Equipment With Torque Estimating Capability

Patentees:

Gerald B. Kliman (exact or similar names) - Schenectady, Schenectady County, NY

Kamakshi Srinivasan (exact or similar names) - Cambridge, Middlesex County, MA

Rik W. DeDoncker (exact or similar names) - Schenectady, Schenectady County, NY

David E. Ritscher (exact or similar names) - Troy, Rensselaer County, NY

USPTO Classifications:

318/432, 318/434, 361/30, 361/79

Tool Categories:

electrical devices : electronic circuitry and apparatus

specialty machines : testing machines

Assignees:

General Electric Co. - Schenectady, Schenectady County, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Oct. 02, 1992
Granted:	Sep. 06, 1994

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for General Electric Co.

Description:

Abstract:

A circuit breaker for protecting a motor-driven system from overcurrents and under-voltages includes both current and voltage sensors and derives a precise estimate of electromagnetic torque output from sensed currents and voltages. A contactor similarly includes torque estimating capability.