The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2003
Filed:
Sep. 12, 2000
Allan Clarkson Greist, Colorado Springs, CO (US);
Robert Charles Stadjuhar, Jr., Woodland Park, CO (US);
Skyline Products, Inc., Colorado Springs, CO (US);
Abstract
An automated filter changing device ( ) includes a filter reel system ( ). A motor ( ) is connected to the filter reel system ( ). An airflow sensor ( ) is in an airflow of the filter reel system ( ). A controller ( ) is connected to the motor ( ) and the airflow sensor ( ). The airflow sensor ( ) determines when the airflow is below an acceptable threshold. When the airflow is below an acceptable threshold, the controller ( ) tells the motor ( ) to index the filter reel system ( ).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile