US 11,898,771 B2
Sound attenuator for a terminal unit
Abhijeet R. Salunkke, Pune (IN); Tarun Dogra, Jhajjar (IN); Sushilkumar D. Gorad, Pune (IN); Parmeshwar G. Patil, Pune (IN); Timothy J. Wilson, St Petersburg, FL (US); Vinothkumar Muthu, Ramanathapuram (IN); and Tyler J. Williams, Seminole, FL (US)
Assigned to Johnson Controls Technology Company, Auburn Hills, MI (US)
Filed by Johnson Controls Technology Company, Auburn Hills, MI (US)
Filed on Jun. 10, 2021, as Appl. No. 17/344,529.
Claims priority of provisional application 63/038,025, filed on Jun. 11, 2020.
Prior Publication US 2021/0389023 A1, Dec. 16, 2021
Int. Cl. F24F 13/24 (2006.01); G10K 11/16 (2006.01)
CPC F24F 13/24 (2013.01) [G10K 11/161 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A terminal unit for a heating, ventilation, and air conditioning (HVAC) system, comprising:
a housing defining a plenum and comprising a first panel and a second panel disposed opposite the first panel relative to the plenum, wherein the first panel comprises a first outlet opening and a second outlet opening, and the second panel comprises a first inlet opening configured to receive a first air flow and a second inlet opening configured to receive a second air flow;
a baffle coupled to the second panel at the first inlet opening and extending into the plenum;
a sound attenuator coupled to the second panel, wherein the sound attenuator comprises an inlet configured to receive the first air flow in a first direction and an outlet configured to discharge the first air flow in the first direction and into the housing via the first inlet opening, wherein the sound attenuator is translatable relative to the baffle and into the plenum via the first inlet opening; and
a first blower and a second blower disposed within the housing, wherein the first blower is configured to discharge air from the plenum in the first direction via the first outlet opening, and the second blower is configured to discharge air from the plenum in the first direction via the second outlet opening.