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:
Dec. 19, 2023
Filed:
Mar. 15, 2022
Pentair Water Pool and Spa, Inc., Cary, NC (US);
Robert W. Stiles, Jr., Cary, NC (US);
Ronald B. Robol, Savannah, GA (US);
Everett Franklin Cox, Sanford, NC (US);
Thomas Johnson Ray Safon, Holly Springs, NC (US);
Anuj Saini, Haridwar Uttarakhand, IN;
Alex Victor, Ghaziabad, IN;
Pentair Water Pool and Spa, Inc., Cary, NC (US);
Abstract
A variable pore size filter media including an upper plate, a retainer, and a support profile disposed between the upper plate and the retainer. The variable pore size filter media also includes a plurality of wire rings disposed on the support profile and longitudinally distributed within a region between the upper plate and the retainer, the plurality of wire rings being distributed in a non-contiguous manner to form a plurality of spaces therebetween. The variable pore size filter media further includes a plurality of pores defined by the plurality of spaces between the plurality of wire rings and a pore size adjustment mechanism configured to vary a respective distance between each of the plurality of wire rings to increase or decrease a respective size of each of the plurality of pores by increasing or decreasing a size of each of the plurality of spaces.