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:
Jul. 21, 2026

Filed:

Jul. 11, 2024
Applicant:

Illinois Tool Works Inc., Glenview, IL (US);

Inventors:

Christopher A. Carns, Hicksville, OH (US);

Joseph D. Davis, Archbold, OH (US);

Nathan C. Osmun, Edgerton, OH (US);

Assignee:

Illinois Tool Works Inc., Glenview, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 23/02 (2006.01); F16K 17/38 (2006.01); F16K 31/00 (2006.01);
U.S. Cl.
CPC ...
F16K 31/002 (2013.01); F16K 17/383 (2013.01); G05D 23/022 (2013.01);
Abstract

A thermostatic valve assembly having a valve body with a chamber, an inlet port, a first output port, and a second output port. The thermostatic assembly includes a wax element, a ball valve component with a drive pin, and a plunger with a drive opening to receive the drive pin. The drive opening has a partially flattened oval profile with a first flat section and curved ends, and a second curve connected to the first portion. The plunger is connected to the wax element, slideably secured within the chamber, and moves between a first and second linear position. The ball valve component is rotatably secured within the chamber and moves between a first rotational position when the plunger is in the first linear position and a second rotational position when the plunger is in the second linear position.


Find Patent Forward Citations

Carns, Christopher. (2026). Proportional control drive mechanism (U.S. Patent No. 12687236). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12687236

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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