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.

Date of Patent:
Jun. 18, 2024

Filed:

Mar. 15, 2023
Applicant:

Pumpone Environmental, Llc, Cornelius, NC (US);

Inventors:

Kerry Shawn Devinney, Cornelius, NC (US);

Douglas John Blew, Mooresville, NC (US);

Assignee:

PumpOne Environmental, LLC, Cornelius, NC (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04F 1/06 (2006.01); F04B 49/025 (2006.01); F16K 11/07 (2006.01); F16K 15/04 (2006.01); F16K 15/18 (2006.01); F16K 31/122 (2006.01); F16K 31/22 (2006.01); F04B 49/04 (2006.01); F04B 49/06 (2006.01); F04B 49/22 (2006.01);
U.S. Cl.
CPC ...
F16K 31/1221 (2013.01); F04B 49/025 (2013.01); F04F 1/06 (2013.01); F16K 11/0716 (2013.01); F16K 15/044 (2013.01); F16K 15/048 (2013.01); F16K 15/1843 (2021.08); F16K 31/22 (2013.01); F04B 49/04 (2013.01); F04B 49/06 (2013.01); F04B 49/22 (2013.01);
Abstract

A pump assembly is disclosed. The pump assembly including an outer casing having a first end, an opposing second end, and a cavity therein; a discharge tube positioned in the cavity and exiting the first end of the outer casing; a check valve positioned in the cavity and operably connected to the discharge tube by a coupling; and a multi-float control assembly positioned in the cavity, the multi float control assembly including a bottom float check valve operably connected to the discharge tube by the coupling and an upper float check valve connected to a vent exiting the first end of the outer casing.


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