Switch frame electronic air filter alarming device
AssigneeLucent Technologies Inc.
InventorWilliam H. Scofled
Life of this patent
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AssigneeLucent Technologies Inc.
InventorWilliam H. Scofled
Estimating the term…
An alarming apparatus and methods for use with an air filter are disclosed herein. A filament can be stretched across a portion or section of an air filter frame, wherein the portion or section comprises a first locus and a second locus located diagonally opposite the first locus. The filament can be attached at a first end of the filament to the air filter frame at the first locus. A micro-switch can be attached to a second end of the filament at the second locus. Additionally, an alarm can communicate through a communications device (wired and/or wireless) with the micro-switch, such that when the air filter becomes loaded with debris, the air filter deflects thereby causing a force to be exerted on the filament, which in turn triggers the micro-switch to transmit a signal to the alarm indicating that the air filter requires proper attention thereof. The filament can be stretched facing either an upstream or a downstream side of airflow thereof.
An alarm apparatus for use with an air filter, said apparatus comprising:
An alarming apparatus for an air filter, said apparatus comprising:
An alarm method for providing an alarm associated with an air filter, said method comprising the steps of:
Dependencies are inferred from the claim text.