Inventor
EVANS DAVID M
US34 patents
⚠️ This page may combine multiple inventors who share the name “EVANS DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
S & C ELECTRIC CO
18 patentsUS4107486AAug 15, 1978
Switch operating mechanisms for high voltage switches
S & C ELECTRIC CO45 citations92
US4351994ASep 28, 1982
High-voltage switchgear
S & C ELECTRIC CO26 citations82
US4268811AMay 19, 1981
Circuit interrupting device
S & C ELECTRIC CO22 citations82
US4250476AFeb 10, 1981
Auxiliary switch for indicating the condition of a circuit-interrupting device
S & C ELECTRIC CO21 citations78
US4253003AFeb 24, 1981
High voltage switch operating mechanism
S & C ELECTRIC CO15 citations74
USD256353SAug 12, 1980
Base-mounted high voltage circuit interrupter
S & C ELECTRIC CO12 citations74
USD254615SApr 1, 1980
Hinge mounting for a high voltage fuse
S & C ELECTRIC CO9 citations74
US4107487AAug 15, 1978
Interrupter switch arrangement
S & C ELECTRIC CO7 citations74
US3991348ANov 9, 1976
Apparatus for controlling access to high voltage metal-enclosed switchgear
S & C ELECTRIC CO17 citations74
US3980977ASep 14, 1976
Spiral operating mechanism for high voltage switch
S & C ELECTRIC CO14 citations74
US3951015AApr 20, 1976
Fuse handling tool
S & C ELECTRIC CO7 citations74
USD256355SAug 12, 1980
Molded insulating base for an electrical apparatus
S & C ELECTRIC CO6 citations73
US4103129AJul 25, 1978
High voltage circuit interrupter switch arrangement
S & C ELECTRIC CO16 citations73
US4366353ADec 28, 1982
Anti-paralleling apparatus for high-voltage gear
S & C ELECTRIC CO3 citations63
USD254545SMar 25, 1980
High voltage fuse end fitting
S & C ELECTRIC CO4 citations63
US4123639AOct 31, 1978
Support assembly for a circuit interrupting device
S & C ELECTRIC CO5 citations63
US4308441ADec 29, 1981
Handle assembly for manual operation of electric switches
S & C ELECTRIC CO5 citations62
USD256352SAug 12, 1980
Housing for electrical apparatus
S & C ELECTRIC CO1 citations52