Inventor

HASTINGS JEROME K

US44 patents

⚠️ This page may combine multiple inventors who share the name “HASTINGS JEROME K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HASTINGS JEROME K

EATON CORP

Current transformer using a laminated toroidal core structure and a lead frame

Arc detector transducer using an e and b field sensor

Field sensing arc detection

Actuation responsive brake pedal pad assembly

Electrical switching apparatus and method employing acoustic and current signals to distinguish between parallel and series arc faults

Electrical switching apparatus and method including fault detection employing acoustic signature

Proximity detector employing magneto resistive sensor in the central magnetic field null of a toroidal magnet

MRS current sensor

Current sensor for universal application

Temperature compensating integrated anti-differential current sensing system

Integrated anti-differential current sensing system

Magnetic flux concentrator anti-differential current sensing topology

Device for sensing electrical current and housing therefor

Current transformer using a laminated toroidal core structure and a lead frame

Electrical contactor and interrupter employing a rotary disc

Method and apparatus for detecting and suppressing a parallel arc fault

Bypass contactor for solid state motor starters

Magneto resistive current sensor with improved fidelity

Residential circuit breaker with combination slot motor and arc chute

Electronic control for 3-wire DC coils

Arc fault detector responsive to patterns in interval to interval change in integrated sensed current values

Apparatus for testing an arc fault circuit interrupter

Residential circuit breaker with one piece slot motor

Direct current and battery disconnect apparatus

Electromagnetic apparatus

Electrical contactor employing a rotary disc

Double-motion thermostat

Thermally actuated variable-rating circuit breaker having adjustable heat sink means

Thermally actuated variable-rating circuit breaker having selectively connectable heater elements

Shared flux reciprocal electromagnetic actuator

Method of monitoring a contactor

High speed reciprocal electromagnetic actuator with cancelled retarding-flux

Power distribution system and electrical switching apparatus employing a filter trap circuit to provide arc fault trip coordination

Magnetic snap latch

Electrothermally actuated switch

Electromagnetic hydraulic valve operator

High speed electromagnetic mechanical switch

Pushbutton circuit breaker switch

CUTLER HAMMER INC

Tool for removing a snap-in bushing from a mounting panel hole

Electric switch having a frame with improved snap-in base retention means

Snap-in bushing switch removal tool

Snap-in bushing electric switch including a frame with integral back-up elements having panel-engaging ramped riser bars

HASTINGS JEROME K

Direct current arc fault circuit interrupter, direct current arc fault detector, noise blanking circuit for a direct current arc fault circuit interrupter, and method of detecting arc faults

ZUERCHER JOSEPH C

Protection, monitoring or indication apparatus for a direct current electrical generating apparatus or a plurality of strings