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US 5,665,145 AGranted
Air filter channel and puller
AssigneeAmerican Standard Inc.
InventorsDoyle R. Goodman, James A. Davis
Life of this patent
Estimating the term…
Abstract
The present invention is directed to improvements in servicing the air filters in air conditioning units such as rooftop air conditioning units. More specifically, the invention is directed to an air filter channel and puller which facilitate the removal of rows of filters.
Claims5
A method of removing filters from the filter supporting rack of an air conditioning unit comprising the steps of:
- forming an intermediate channel on a rack where the intermediate channel longitudinally extends in a direction generally parallel to a row of filters;
- inserting a puller into the intermediate channel;
- causing prongs on a distal end of the puller to engage the distal end of a filter row;
- and
- removing the puller from the intermediate channel thereby removing the filters in a filter row.
2 more elements
Dependencies are inferred from the claim text.