- Patent Title: Impeller assembly for use in an aquarium filter pump and methods
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Application No.: US15863535Application Date: 2018-01-05
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Publication No.: US10584713B2Publication Date: 2020-03-10
- Inventor: John L. Shumate
- Applicant: Spectrum Brands, Inc.
- Applicant Address: US WI Middleton
- Assignee: Spectrum Brands, Inc.
- Current Assignee: Spectrum Brands, Inc.
- Current Assignee Address: US WI Middleton
- Agency: Merchant & Gould P.C.
- Main IPC: F04D29/24
- IPC: F04D29/24 ; F04D29/22 ; A01K63/04 ; F04D13/06
Abstract:
An impeller for use in an aquarium filter pump includes a shaft and a plurality of impeller blades radially extending from the shaft. Each of the impeller blades includes opposite blade faces. A depression is in each of the blade faces and aids in pushing the water. The depression can be a variety of shapes and can have its deepest portion along one of the edges of the blade.
Public/Granted literature
- US20190211838A1 IMPELLER ASSEMBLY FOR USE IN AN AQUARIUM FILTER PUMP AND METHODS Public/Granted day:2019-07-11
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