Inventor

MAIER ALFRED E

48 patents

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

MAIER ALFRED E

WESTINGHOUSE ELECTRIC CORP

Molded case current limiting circuit breaker

Molded case circuit breaker with calibration adjusting means for a bimetal

Circuit breaker with anti-bounce mechanism

Terminal assembly for circuit breaker and similar apparatus

Molded case circuit breaker with an apertured molded cross bar for supporting a movable electrical contact arm

Circuit breaker utilizing improved arc chambers

Self-adjusting circuit breaker with rotating trip assembly

Circuit breaker with contact support and arc runner

Arc chute assembly for circuit breaker

Circuit breaker having improved stab assembly

Mechanical interlock for low voltage circuit breakers

Circuit breaker with individual gap adjustment at high and low settings of magnetic trip

Circuit interrupter circuit including improved control

Stored energy circuit breaker

Circuit breaker spring assembly

Key blocks for circuit breaker

Stored energy circuit breaker with ratchet mechanism for charging a contact closing spring

Circuit breaker with hinged arcing contact

Circuit breaker with trip delay magnetic circuit

Molded case circuit breaker with adjustable stationary lower electrical contact

Circuit breaker structure with shock absorbers

Circuit interrupter

Electrical switching device with cover interlock

Molded case circuit breaker with viewing window and sliding barrier

Stored energy circuit breaker with a cam latch

Circuit breaker structure

Circuit breaker having insulation barrier

Circuit breaker with high speed trip latch

Circuit breaker having improved movable crossbar and spring holder

Side plate tapered twist tab fastening device for fastening side plates to the base

Circuit breaker trip bar interlock

Circuit breaker motor and handle clutch

Circuit breaker with improved latch mechanism

Circuit breaker utilizing improved current carrying conductor system

Circuit breaker with stop plate for contact arm

Circuit breaker

Adjustable circuit breaker with draw out interlock

Circuit breaker having improved movable contact

Dual arcing contacts for circuit breaker

Beveled latch for circuit breaker cross-reference to related applications

Circuit breaker having opening spring position indicator

Circuit breaker mechanism

Circuit interrupter with interlocked interchangeable trip unit

Circuit breaker with interchangeable rating adjuster and interlock means

Circuit breaker with one-way adjustment of tripping current level

Circuit breaker with improved trip means

EATON CORP

Molded case current limiting circuit breaker

Contact arrangement for a circuit breaker using magnetic attraction for high current trip