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.
Patent No.:
Date of Patent:
Jun. 14, 2022
Filed:
Jun. 27, 2019
Applicants:
Kyle William Svejcar, Westchester, IL (US);
Thomas J. Davern, St. Charles, IL (US);
Inventors:
Kyle William Svejcar, Westchester, IL (US);
Thomas J. Davern, St. Charles, IL (US);
Assignee:
Robertshaw Controls Company, Itasca, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 17/04 (2006.01); F16K 31/04 (2006.01);
U.S. Cl.
CPC ...
F25D 17/045 (2013.01); F16K 31/047 (2013.01); F25D 2700/02 (2013.01);
Abstract
An air damper is provided. The air damper includes a base plate having a plurality of plate openings defining an area for the passage of air through the air damper. The slide is slideable over the base plate. The air damper also includes a slide having a plurality of slide openings and a plurality of slide closures. The air damper further includes a stepper motor coupled to the slide to move the slide in linear steps to change the area for the passage of air.