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Class Information
Number: 123/184.57
Name: Internal-combustion engines > Intake manifold > Manifold tuning, balancing or pressure regulating means > Resonator chamber
Description: Intake manifold including an enclosed portion that is tuned to convert the pressure pulses of the pistons sucking in air into resonating waves which facilitates more efficient charging of the cylinders.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621370 |
Sound increase apparatus |
Nov. 24, 2009 |
| 7614380 |
Intake device for a motorcycle |
Nov. 10, 2009 |
| 7562646 |
Air-intake device for internal combustion engine having noise reduction mechanism |
Jul. 21, 2009 |
| 7556123 |
Muffler duct |
Jul. 7, 2009 |
| 7556010 |
Multicylinder internal combustion engine with resonator |
Jul. 7, 2009 |
| 7540353 |
Resonator |
Jun. 2, 2009 |
| 7530341 |
Intake system |
May. 12, 2009 |
| 7520258 |
Air cleaner intake duct |
Apr. 21, 2009 |
| 7497196 |
Intake assembly having Helmholtz resonators |
Mar. 3, 2009 |
| 7487755 |
Air-intake device for internal combustion engine |
Feb. 10, 2009 |
| 7484491 |
Air induction system with resonator bypass valve |
Feb. 3, 2009 |
| 7469762 |
Exterior air intake system for an engine compartment of a vehicle |
Dec. 30, 2008 |
| 7464788 |
Apparatus for transmitting sound in a motor vehicle |
Dec. 16, 2008 |
| 7451733 |
Air duct orifice for reducing low frequency noise |
Nov. 18, 2008 |
| 7448353 |
Intake device of internal combustion engine |
Nov. 11, 2008 |
| 7441527 |
Air suction device |
Oct. 28, 2008 |
| 7424880 |
Intake system of engine |
Sep. 16, 2008 |
| 7415957 |
Vehicular intake system |
Aug. 26, 2008 |
| 7412960 |
Engine |
Aug. 19, 2008 |
| 7383810 |
Air induction system having an integrated resonator |
Jun. 10, 2008 |
| 7364012 |
Dual-neck plane wave resonator |
Apr. 29, 2008 |
| 7357110 |
Resin intake manifold |
Apr. 15, 2008 |
| 7353791 |
Sound increase apparatus |
Apr. 8, 2008 |
| 7350496 |
Intake muffler |
Apr. 1, 2008 |
| 7337877 |
Variable geometry resonator for acoustic control |
Mar. 4, 2008 |
| 7334663 |
Variable resonator |
Feb. 26, 2008 |
| 7263962 |
Intake system of engine |
Sep. 4, 2007 |
| 7255197 |
Muffler |
Aug. 14, 2007 |
| 7249582 |
Intake apparatus |
Jul. 31, 2007 |
| 7246593 |
Intake module assembly |
Jul. 24, 2007 |
| 7228835 |
Outboard motor |
Jun. 12, 2007 |
| 7225780 |
Modular resonator |
Jun. 5, 2007 |
| 7225779 |
Intake system including a resonance chamber |
Jun. 5, 2007 |
| 7198017 |
Intake noise suppressor |
Apr. 3, 2007 |
| 7188703 |
Device for establishing noise in a motor vehicle |
Mar. 13, 2007 |
| 7174872 |
Air intake apparatus |
Feb. 13, 2007 |
| 7171954 |
Fuel vapor adsorbing devices |
Feb. 6, 2007 |
| 7168417 |
Low airflow loss hydrocarbon trap |
Jan. 30, 2007 |
| 7165525 |
Intake system for an internal combustion engine |
Jan. 23, 2007 |
| 7159557 |
Air intake device |
Jan. 9, 2007 |
| 7152564 |
Air intake system and forklift equipped with it |
Dec. 26, 2006 |
| 7150260 |
Integrated air induction system |
Dec. 19, 2006 |
| 7117974 |
Electronically controlled dual chamber variable resonator |
Oct. 10, 2006 |
| 7107959 |
Air intake apparatus |
Sep. 19, 2006 |
| 7089901 |
Resonator |
Aug. 15, 2006 |
| 7082915 |
Resin intake manifold |
Aug. 1, 2006 |
| 7080619 |
Air intake apparatus |
Jul. 25, 2006 |
| 7077093 |
Fresh gas supply system for a combustion engine |
Jul. 18, 2006 |
| 7055484 |
Multiple frequency Helmholtz resonator |
Jun. 6, 2006 |
| 6959679 |
Air intake device for internal combustion engine |
Nov. 1, 2005 |
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