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Class Information
Number: 123/184.55
Name: Internal-combustion engines > Intake manifold > Manifold tuning, balancing or pressure regulating means > Adjustable length passage
Description: Intake manifold including a means for changing the length of the work fluids path to the engine.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7581523 |
Auxiliary arrangement structure in internal combustion engine |
Sep. 1, 2009 |
| 7533645 |
Variable length intake control devices and methods for a straddle type vehicle |
May. 19, 2009 |
| 7523731 |
Intake system for internal combustion engine |
Apr. 28, 2009 |
| 7523732 |
Intake control device for a vehicle |
Apr. 28, 2009 |
| 7464682 |
Variable intake system for vehicle |
Dec. 16, 2008 |
| 7444975 |
Control of engine intake system |
Nov. 4, 2008 |
| 7441528 |
Outboard motor |
Oct. 28, 2008 |
| 7418937 |
Engine air intake arrangement for a vehicle |
Sep. 2, 2008 |
| 7395795 |
Outboard motor |
Jul. 8, 2008 |
| 7389758 |
Engine air intake arrangement for a vehicle |
Jun. 24, 2008 |
| 7370622 |
Active induction system tuning with multiple valves |
May. 13, 2008 |
| 7337758 |
Charge motion control valve actuator |
Mar. 4, 2008 |
| 7334663 |
Variable resonator |
Feb. 26, 2008 |
| 7314032 |
Butterfly valve apparatus and manufacturing method of the same |
Jan. 1, 2008 |
| 7293546 |
Charge motion control device using a single common drive shaft |
Nov. 13, 2007 |
| 7287504 |
Over-center actuator |
Oct. 30, 2007 |
| 7270103 |
Intake apparatus of internal combustion engine |
Sep. 18, 2007 |
| 7255197 |
Muffler |
Aug. 14, 2007 |
| 7252064 |
Switchable air intake system for multi-cylinder internal combustion engine |
Aug. 7, 2007 |
| 7246592 |
Intake manifold for internal combustion engine |
Jul. 24, 2007 |
| 7225779 |
Intake system including a resonance chamber |
Jun. 5, 2007 |
| 7219640 |
Variable air induction apparatus |
May. 22, 2007 |
| 7213558 |
Intake device for outboard motor |
May. 8, 2007 |
| 7213559 |
Intake air device for internal combustion engine |
May. 8, 2007 |
| 7210444 |
Variable air intake pipe length |
May. 1, 2007 |
| 7117974 |
Electronically controlled dual chamber variable resonator |
Oct. 10, 2006 |
| 7114478 |
Intake system of outboard motor |
Oct. 3, 2006 |
| 7080618 |
Variable intake system of a vehicle |
Jul. 25, 2006 |
| 7021264 |
Variable valve |
Apr. 4, 2006 |
| 6983734 |
Intake flow rate detecting apparatus of internal combustion engine and method of same |
Jan. 10, 2006 |
| 6983727 |
Continuously variable intake manifold with intelligent position control |
Jan. 10, 2006 |
| 6968820 |
Continuous variable suction system |
Nov. 29, 2005 |
| 6955149 |
Variable intake manifold with trimode resonance tuning control valve |
Oct. 18, 2005 |
| 6901898 |
Variable runner length intake manifold |
Jun. 7, 2005 |
| 6889649 |
Valve for opening and closing a tube |
May. 10, 2005 |
| 6889648 |
Intake system for an internal combustion engine |
May. 10, 2005 |
| 6837204 |
Continuously variable intake manifold with an adjustable plenum |
Jan. 4, 2005 |
| 6810848 |
Air intake channel system for internal combustion engines |
Nov. 2, 2004 |
| 6810851 |
Supplementary control valve devices for an intake passage of an internal combustion engine |
Nov. 2, 2004 |
| 6732696 |
Air intake duct system for internal combustion engines |
May. 11, 2004 |
| 6732695 |
Intake manifold for an internal combustion engine |
May. 11, 2004 |
| 6732509 |
Engine acoustical system |
May. 11, 2004 |
| 6718930 |
Intake system of a V-type engine |
Apr. 13, 2004 |
| 6708662 |
Intake system of outboard motor |
Mar. 23, 2004 |
| 6705272 |
Air intake system with an air filter |
Mar. 16, 2004 |
| 6688271 |
Switching-type intake pipe |
Feb. 10, 2004 |
| 6668782 |
System and method of controlling the activation of a vacuum-driven actuator |
Dec. 30, 2003 |
| 6666182 |
Intake device for an internal combustion engine |
Dec. 23, 2003 |
| 6637397 |
Intake manifold for an engine |
Oct. 28, 2003 |
| 6598575 |
Air intake apparatus for an internal combustion engine |
Jul. 29, 2003 |
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