Environmental electric switch enclosure with viewing window

Details Environmental electric switch enclosure with viewing window Environmental electric switch enclosure with viewing window

1993-10-25

1995-12-05

Recla, Henry J.

Electricity: circuit makers and breakers

Electric switch details

Cases and bases

200 4322, 200333, 52208, H01H 164

Patent

active

054731291

ABSTRACT:
An electric disconnect switch enclosure for outdoor applications includes a viewing window to visually ascertain the ON-OFF conditions of the switch contacts without having to motivate the switch handle or open the enclosure door. The viewing window can be formed in the enclosure door in an automated manufacturing process.

REFERENCES:
patent: 3227831 (1966-01-01), Jacks et al.
patent: 4107488 (1978-08-01), Keller et al.
patent: 4110584 (1978-08-01), Erickson et al.
patent: 4778959 (1988-10-01), Sabatella et al.
patent: 5243161 (1993-08-01), Cox et al.
patent: 5276299 (1994-01-01), Marsh

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