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:
May. 24, 2022

Filed:

Aug. 22, 2019
Applicant:

Caldwell Manufacturing Company North America, Llc, Rochester, NY (US);

Inventors:

Patrick E. Milligan, Rochester, NY (US);

Andrew Baglio, Rochester, NY (US);

Nathan C. Serfass, Rochester, NY (US);

James M. McInnis, Rochester, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 1/10 (2006.01); E05D 15/40 (2006.01); E05F 7/00 (2006.01);
U.S. Cl.
CPC ...
E05F 1/105 (2013.01); E05D 15/40 (2013.01); E05F 1/1016 (2013.01); E05F 1/1083 (2013.01); E05F 7/005 (2013.01); E05Y 2900/148 (2013.01);
Abstract

A window vent assist mechanism for use with a vent window operable in a closed position and in a vented position can include a first support configured to connect to a header of a window frame and a second support configured to connect to an upper rail of a window vent disposed in the window frame. The window vent assist mechanism also includes a biasing member disposed between the header of the window frame and the upper rail of the window vent and nearer to an inner side of the vent window and a center of gravity of the window vent. The biasing member is configured to exert a force to urge the window vent to move relative to the window frame to reduce an operating force required to move the window vent to the vented position.


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