158466 ⎘
Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening; Means for preventing or suppressing noise using resonance
SOUND DEVICE THAT MITIGATES NOISE FROM AIRFLOW WITH RESONANCE
#2RESONANCE-TYPE SILENCER
#3NOISE REDUCTION APPARATUS AND AIR CLEANER INCLUDING THE SAME
#4VENTILATION-TYPE SILENCER
#5COMPRESSOR AND AIR CONDITIONER
#6Air conditioning systems for rooms
#7SILENCER FOR VENTILATION PASSAGE
#8Multifunction panel
#9NOISE SUPPRESSION APPARATUS FOR AN AIR HANDLING UNIT
#10Air conditioner
#11Tunable silencer for air handling unit
#12SILENCING DEVICE AND AIR SUPPLY SYSTEM
#13DUCT SOUNDPROOFING DEVICE AND SYSTEM
#14Noise suppression apparatus for an air handling unit
#15Compact duct sound absorber
#16Silencing system
#17Microperforated conduit
#18Tunable sound attenuating modules
#19System and method for generating white noise using a packaged terminal air conditioner unit
#20Soundproof structure body
#21Soundproof structure body
#22Ventilation duct line assembly and apparatus
#23Soundproof system
#24Silencing system
#25Sound suppression chamber for an HVAC air handling assembly
#26Environmental control unit including noise reduction features
#27Air conditioner
#28Panel and panel structure for ventilation and both reactive and dissipative sound dampening
#29Acoustic metamaterial noise control method and apparatus for ducted systems
#30Acoustic device
#31Muffler for air-conditioning apparatus and air-conditioning apparatus including the same
#32Sound suppression apparatus
#33FLOW CHANNEL AND HEATING, VENTILATION, OR AIR CONDITIONING SYSTEM
#34RESONATOR AND AIR FLOW PIPE HAVING RESONATOR
#35Compact modular low resistance broadband acoustic silencer
#36Silencer for a vehicle air conditioning system
#37Adjustable Noise Attenuation Device for Use in Blow Through Air Handler/Furnace with Mixed Flow Blower Wheel
#38Methods and apparatuses to attenuate acoustic waves
#39Panel and panel structure for ventilation and both reactive and dissipative sound dampening
#40Silencer for a vehicle air conditioning system
#41X-ray CT apparatus
#42Appliance having noise reduction device
#43Sound attenuator for low frequencies, method for manufacturing sound attenuator for low frequencies and system for attenuating low frequencies for example in air-conditioning ducts of paper mills
#44Process for Audible Acoustic Frequency Management in Gas Flow Systems
#45Process for Audible Acoustic Frequency Management in Gas Flow Systems
#46Air conditioner
#47Ventilation device and frame system
#48Ventilation System With Sound Barrier
#49Air distribution system having a noise reduction feature for use with an automotive vehicle
#50Compact silencer