US 12,467,659 B2
Adjustable duct mechanism for heating equipment
Paul Sabatka, Yigo, GU (US); and Brett Shive, San Antonio, TX (US)
Assigned to Briggs & Stratton, LLC, Wauwatosa, WI (US)
Filed by Briggs & Stratton, LLC, Wauwatosa, WI (US)
Filed on Aug. 26, 2022, as Appl. No. 17/896,379.
Claims priority of provisional application 63/239,071, filed on Aug. 31, 2021.
Prior Publication US 2023/0062152 A1, Mar. 2, 2023
Int. Cl. F24H 9/12 (2022.01); F24H 3/04 (2022.01)
CPC F24H 3/0417 (2013.01) [F24H 9/12 (2013.01)] 14 Claims
OG exemplary drawing
 
1. Outdoor power equipment, comprising:
a frame supported by a plurality of wheels; and
an air heating system comprising:
an air inlet;
an air outlet;
a heating device configured to heat the air between the air inlet and the air outlet; and
an adjustable duct connector fixedly coupled to at least one of the air inlet and the air outlet, the adjustable duct connector comprising:
a base plate;
a ring arm slidably coupled to the base plate;
a handle rotatably coupled to the base plate and the ring arm, wherein rotation of the handle selectively transitions the ring arm between a first position proximate the handle and a second position arranged further from the handle; and
a locking mechanism configured to secure the ring arm in the first position and the second position.