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:
Nov. 19, 2019

Filed:

Jan. 19, 2017
Applicant:

Langdon Incorporated, Cincinnati, OH (US);

Inventors:

Joseph P. Sandman, Morrow, OH (US);

Michael N. Sandman, Morrow, OH (US);

Assignee:

Langdon Incorporated, Cincinnati, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24F 13/02 (2006.01); F24F 13/10 (2006.01); F16L 23/06 (2006.01); F16L 23/16 (2006.01);
U.S. Cl.
CPC ...
F24F 13/0209 (2013.01); F16L 23/06 (2013.01); F16L 23/16 (2013.01); F24F 13/0245 (2013.01); F24F 13/10 (2013.01);
Abstract

A clamp assembly is provided for use in a duct system. The clamp assembly includes a clamp member including a base portion and first and second lateral portions. The first and second lateral portions extend less than the full circumferential length of the base portion. The clamp assembly may include a first member, a second member, and a hinge operatively coupling the first member to the second member. A damper access assembly includes an adapter, a damper access duct section, and an annular clamp member. A first flange of the adapter and a second flange of the duct section are configured to form a generally T-shaped joint between the adapter and the damper access duct section. The clamp member is configured to removably secure the adapter to the damper access duct section. The damper access duct section is configured to be removable relative to the damper enclosure and the ductwork.


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