Electricity: conductors and insulators – Boxes and housings – Hermetic sealed envelope type
Patent
1990-07-19
1992-02-11
Picard, Leo P.
Electricity: conductors and insulators
Boxes and housings
Hermetic sealed envelope type
70158, 70171, H05K 500, B65D 5514
Patent
active
050877941
ABSTRACT:
A thermostat guard including a ventilation scheme that allows air flow to the thermostat, while preventing the insertion of tools through ventilation holes to adjust the thermostat. The thermostat guard provides a locked enclosure for a thermostat so as to prevent unauthorized adjustments.
REFERENCES:
patent: 4295180 (1981-10-01), Herron et al.
patent: 4470518 (1984-09-01), Stein
patent: 4716499 (1987-12-01), Bhargava
patent: 4717216 (1988-01-01), Hornak
Honeywell Inc.
Ledynh Bot
Picard Leo P.
Rubow Charles L.
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