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:
Apr. 07, 2026

Filed:

May. 02, 2023
Applicant:

Procon Us, Inc., Smyrna, TN (US);

Inventors:

Robert R. Kimberlin, Rockvale, TN (US);

Matthew Patrick Murphy, Fairview, TN (US);

Brian S. Waters, Carthage, TN (US);

Assignee:

Micropump, Inc., Camas, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 1/12 (2006.01); B67D 1/00 (2006.01); B67D 1/10 (2006.01); F04B 17/03 (2006.01); F04B 19/04 (2006.01); F04B 49/02 (2006.01); F04B 49/06 (2006.01); G08B 21/18 (2006.01);
U.S. Cl.
CPC ...
B67D 1/125 (2013.01); B67D 1/0021 (2013.01); B67D 1/102 (2013.01); F04B 17/03 (2013.01); F04B 19/04 (2013.01); F04B 49/02 (2013.01); F04B 49/06 (2013.01); G08B 21/187 (2013.01);
Abstract

A beverage syrup pump system is disclosed including a pump housing having an internal pumping chamber, a pump motor, and a pumping mechanism driven by the motor within the pumping chamber. The pumping mechanism receives a syrup fluid at a first pressure and discharges the fluid at a second pressure which is greater than the first pressure. Connected to the pumping chamber is a cylindrical space with a spring and a plunger having a magnet. The plunger is in contact with a quantity of the fluid at a second pressure and moves along the cylindrical space against the biasing force of the spring. Once the second pressure exceeds a predetermined pressure, the corresponding fluid pressure in the cylindrical space exerts enough force on the plunger to move it past a predetermined point within the cylindrical space such that the magnet causes a reed switch in a first position switch to move to a second position and send a signal to a controller. The controller will immediately stop the pump motor if it receives the signal from the reed switch, or if a timer sends a signal indicating the pump has been running for a predetermined maximum run time.


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