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US 2012/0056743 A1Published application
Hvac air filter check reminder refrigerator magnet
OwnerKent David Lyon, Jym Travis Danielinventors
Life of this patent
Estimating the term…
Abstract
An HVAC air filter check reminder refrigerator magnet easily attaches to top of mind locations within the home which visually and/or audibly alerts the user to check or change the HVAC air filter at the United States Department of Energy recommended lapse of time with a push of a single button.
Claims4
A heating, ventilating and air conditioning (HVAC) return air filter check reminder refrigerator magnet, comprising:
- a electric sound emitting device,
- a light emitting device,
- a plurality of momentary switches,
- a printed circuit board having a timing function and a control for said sound emitting device and light emitting device, said timing function configured to activate after a said momentary switch is pressed and to have a alarm cycle preset to activate the electric sound emitting device and light emitting device after a lapse in time as recommended by the United States Department of Energy regarding when an HVAC air filter should be checked and at a minimum, a lapse of time when an air filter should be changed, and a housing enclosing said printed circuit board and electric sound emitting device, said housing having said momentary switches and said light emitting devices located on an exterior surface thereof.
1 more element
Dependencies are inferred from the claim text.