Electrical apparatus with retaining means for a terminal screw

Details Electrical apparatus with retaining means for a terminal screw Electrical apparatus with retaining means for a terminal screw

1983-10-24

1984-10-23

McGlynn, Joseph H.

Geometrical instruments

339272A, H01R 910

Patent

active

044784783

ABSTRACT:
A piece of electrical apparatus, such as a junction box, having a body of insulating material has at least one sleeve to receive and position the screw of a connecting terminal and, projecting into the sleeve, at least one resiliently deformable protuberance, to retain the screw and prevent it from dropping out, the protuberance being formed by means of a thinned down zone of the wall of the sleeve. Further retaining means may be provided comprising one or more ribs projecting into the sleeve and extending longitudinally of the sleeve for a part of the length of the sleeve at the inner end of the sleeve.

REFERENCES:
patent: 4056301 (1977-11-01), Norden

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