Electricity: conductors and insulators – Electric shock hazard protective devices – Shock protection – grounding devices
Patent
1994-01-03
1995-02-21
Picard, Leo P.
Electricity: conductors and insulators
Electric shock hazard protective devices
Shock protection, grounding devices
174138F, 392449, 361622, H02B 114
Patent
active
053918347
ABSTRACT:
A protective cover for electrical controls has planar upper & lower portions separated by an offset portion that spaces the lower portion outwardly from the upper portion. An enlarged aperture in the upper portion adjacent the offset portion provides access to a temperature setting adjustment on the control. Latches project rearwardly from the upper portion adjacent the aperture and an apertured tongue projects rearwardly from the top end of the cover for attaching the cover to the control.
REFERENCES:
patent: 3621197 (1971-11-01), Place
patent: 3626151 (1971-12-01), Them et al.
patent: 3914660 (1975-10-01), Stearley
patent: 3914661 (1975-10-01), Manecke et al.
patent: 4008419 (1977-02-01), Stearley
patent: 4055724 (1977-10-01), Manecke et al.
patent: 4543445 (1985-09-01), Turner
patent: 4554616 (1985-11-01), McIntosh
patent: 4588851 (1986-05-01), Turner
patent: 4641223 (1987-02-01), McIntosh
Picard Leo P.
Therm-O-Disc Incorporated
Tone David
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