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:
Oct. 17, 2023

Filed:

Aug. 14, 2020
Applicant:

Banjo Corporation, Crawfordsville, IN (US);

Inventor:

Daniel Truax, Crawfordsville, IN (US);

Assignee:

Banjo Corporation, Crawfordsville, IN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/10 (2006.01); F04D 13/02 (2006.01); F04D 29/043 (2006.01); F16J 15/34 (2006.01); F04D 29/08 (2006.01);
U.S. Cl.
CPC ...
F04D 29/106 (2013.01); F04D 13/02 (2013.01); F04D 29/043 (2013.01); F04D 29/086 (2013.01); F16J 15/3484 (2013.01);
Abstract

One or more techniques and/or systems are disclosed for a dual tandem seal configuration that can provide a seal around a drive shaft in a pumping apparatus. The pumping apparatus can include an outboard seal radially surrounding an adapter shaft. The outboard seal can be retained in place by a front bracket at a front end of the outboard seal and a retention lip of the adapter shaft at a rear end of the outboard seal. The pumping apparatus can further include an inboard seal radially surrounding the adapter shaft and located between the outboard seal and the pump. The inboard seal can be retained in place by a rear bracket at a front end of the inboard seal.


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