Invention Grant
- Patent Title: No vault pump filter
- Patent Title (中): 无库存泵过滤器
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Application No.: US13796831Application Date: 2013-03-12
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Publication No.: US09027763B2Publication Date: 2015-05-12
- Inventor: Gary L. Kotesky
- Applicant: GAG Sim/Tech Filters, Inc.
- Applicant Address: US MI Boyne City
- Assignee: Sim-Tech Filters, Inc.
- Current Assignee: Sim-Tech Filters, Inc.
- Current Assignee Address: US MI Boyne City
- Agency: Brinks Gilson & Lione
- Main IPC: F04D29/60
- IPC: F04D29/60 ; F04D29/70

Abstract:
A pump filter system for use with a submersible pump assembly including a base cup having an outer peripheral flange and an upwardly extending ring concentrically located within and spaced from the peripheral flange. A self-supporting, substantially uniformly perforated, tubular wall portion having a lower end coupled to the base cup outer peripheral flange and an upper end surrounding a pump discharge conduit connection. A tubular sleeve having a lower end contiguous with an upper portion of the pump body and an upper end projecting above the discharge conduit connection. A tapered coupling having a lower end connected to the perforated tubular wall upper end and an upper end connected to the tubular sleeve upper end, and a seal ring surrounding the discharge conduit connection and the tubular sleeve inner surface.
Public/Granted literature
- US20130251554A1 NO VAULT PUMP FILTER Public/Granted day:2013-09-26
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