Terminal box for motor and method of positioning a conduit there

Details Terminal box for motor and method of positioning a conduit there Terminal box for motor and method of positioning a conduit there

1994-11-03

1997-06-10

Kincaid, Kristine L.

Electricity: conductors and insulators

Conduits, cables or conductors

Single duct conduits

285 4, H02G 318

Patent

active

056378297

ABSTRACT:
A terminal box for a motor is made of a thick plastic plate and includes a plurality of closed windows provided on the terminal box. Each of the closed windows is made of a thin plastic plate. The plurality of closed windows are each surrounded by a groove which is one of a plurality of concentric circular grooves. The terminal box is also provided with a plurality of radial linear grooves passing through a center of the concentric circular grooves to produce an open window for positioning a conduit therein when one of the plurality of closed windows is broken.

REFERENCES:
patent: 1793038 (1931-02-01), Zimmermann
patent: 1980831 (1934-11-01), Rosenfield
patent: 3926330 (1975-12-01), Deming et al.
patent: 4007852 (1977-02-01), Greenhardt
patent: 4202457 (1980-05-01), Tansi
patent: 4304957 (1981-12-01), Slater et al.
patent: 4389535 (1983-06-01), Slater et al.
patent: 4732397 (1988-03-01), Gavin
patent: 4750411 (1988-06-01), Eversole
patent: 5286040 (1994-02-01), Gavin

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