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:
Jan. 09, 1996
Filed:
Oct. 04, 1994
Frank Swiatek, Stafford Springs, CT (US);
Richard Leavitt, Stafford Springs, CT (US);
Donald Chanski, Willimantic, CT (US);
Ronald V Repetti, Guilford, CT (US);
Drew Willoughby, Rocky Hill, CT (US);
Cuno Incorporated, Meriden, CT (US);
Abstract
Filter cartridge assemblies (10) comprising at least one filter cell (12) having an aperture (18) therethrough; a retainer ring (22) securably disposed on the filter cell and concentric with the aperture; and a lifting device (42, 50, 70, 80, 90) in communication with the retainer ring. A device for lifting and carrying a filter cell (12) comprising a retainer ring (22); and a lifting device (42, 50, 80, 90) in communication with the retainer ring. A method for the assembly of a cell-type filter cartridge device (10) comprising the steps of providing a filter housing (28) for at least one filter cell (12), the filter housing having a removable opening, an inlet and an outlet; providing at least one filter cell, the cell having an aperture (18) communicable with the outlet and a retainer ring (22) secured to the cell and providing a lifting device (42, 50, 80, 90); depositing the filter cell into the filter housing; and fastening the removable opening to the filter housing. A method for removing a filter cell cartridge assembly (10) from a filter housing (28) having a removable opening, an inlet and an outlet; the cartridge assembly providing at least one filter cell (12) having an aperture (18) communicable with the outlet and a retainer ring (22) in communication with the cell comprises the steps of detaching a section of the filter housing; securing a device for lifting (80) to the retainer ring; and lifting the filter cell out of the filter housing with the lifting device.