Electronic variable speed drive having a protective cover betwee

Details Electronic variable speed drive having a protective cover betwee Electronic variable speed drive having a protective cover betwee

1996-08-13

1997-09-09

Tolin, Gerald P.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

361115, 361648, 361797, 363141, H02B 104

Patent

active

056662688

ABSTRACT:
An electronic variable speed drive including a cabinet having an opening door, a power system supplied with power from an AC line voltage and delivering a voltage under the control of solid state power switches and an electronic control system controlling the solid state switches. The cabinet contains, behind the door, a protective cover which protects the electronic control system and the power system which are disposed behind it. When the door is open, the protective cover protects users from the control and power systems.

REFERENCES:
patent: 3904937 (1975-09-01), Levin
patent: 4488701 (1984-12-01), Webb
patent: 4642733 (1987-02-01), Schacht
patent: 4908734 (1990-03-01), Fujioka
patent: 4908738 (1990-03-01), Kobari et al.
patent: 5081560 (1992-01-01), Donnerstag
patent: 5134543 (1992-07-01), Sharp
patent: 5351176 (1994-09-01), Smith
patent: 5555156 (1996-09-01), Decante

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