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Class Information
Number: 251/308
Name: Valves and valve actuation > Rotary valves > Butterfly > Head and stem connections
Description: Devices providing the means for attaching the valve stem, or pivot, to the valve head.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7387291 |
Collapsible shaft and control assembly |
Jun. 17, 2008 |
| 7353801 |
Valve regulating device and intake manifold comprising at least one such device |
Apr. 8, 2008 |
| 7334628 |
Flow control device for gas stream |
Feb. 26, 2008 |
| 7266891 |
Method for sealing a throttle valve housing |
Sep. 11, 2007 |
| 7264221 |
Butterfly valve assembly with improved flow characteristics |
Sep. 4, 2007 |
| 7219652 |
Bearing support device |
May. 22, 2007 |
| 7080628 |
Intake control device for internal combustion engine |
Jul. 25, 2006 |
| 7063303 |
Throttle apparatus having axial displacement restricting structure |
Jun. 20, 2006 |
| 7032885 |
Throttle body and method of assembly |
Apr. 25, 2006 |
| 7032884 |
Outflow valve butterfly plate retention pin |
Apr. 25, 2006 |
| 6997240 |
Flap for an air-guide duct |
Feb. 14, 2006 |
| 6945513 |
Throttle valve arrangement |
Sep. 20, 2005 |
| 6918401 |
Throttle shaft assembly and method of attachment |
Jul. 19, 2005 |
| 6886800 |
Production method for the rotor component of a position sensor of a butterfly valve for an internal combustion engine |
May. 3, 2005 |
| 6874466 |
Intake valve device |
Apr. 5, 2005 |
| 6854180 |
Method of providing shaft biasing lubrication for a short runner valve shaft |
Feb. 15, 2005 |
| 6837261 |
Control valve assembly of valve assembly-injection-molded control valves or modules |
Jan. 4, 2005 |
| 6698717 |
Modified butterfly valve and assembly |
Mar. 2, 2004 |
| 6622986 |
Regulator valve with spacing chamber |
Sep. 23, 2003 |
| 6612325 |
Control valve assembly of valve assembly-injection-molded control valves or modules |
Sep. 2, 2003 |
| 6604516 |
Flap valve |
Aug. 12, 2003 |
| 6595488 |
Butterfly valve |
Jul. 22, 2003 |
| 6589380 |
Laser welded air control valve and method |
Jul. 8, 2003 |
| 6543413 |
Short runner valve plate and shaft biasing lubrication |
Apr. 8, 2003 |
| 6497245 |
Intake air controller for internal combustion engine and manufacturing the same |
Dec. 24, 2002 |
| 6446934 |
Fluid control valve with butterfly-type flow control element with high operating reliability |
Sep. 10, 2002 |
| 6431142 |
Throttle blade having snap-fit wedge |
Aug. 13, 2002 |
| 6419206 |
Door attachment structure |
Jul. 16, 2002 |
| 6354267 |
Injection molded throttle body |
Mar. 12, 2002 |
| 6354567 |
Throttle shaft and butterfly construction |
Mar. 12, 2002 |
| 6286810 |
Valve with cartridge |
Sep. 11, 2001 |
| 6283448 |
Offset butterfly valve |
Sep. 4, 2001 |
| 6273399 |
Air pressure stabilizer |
Aug. 14, 2001 |
| 6273119 |
Exhaust control valve and method of manufacturing same |
Aug. 14, 2001 |
| 6263917 |
Multiple-bore throttle valve having central shaft end-play restraint |
Jul. 24, 2001 |
| 6263898 |
Throttle shaft with return spring and spring cover and method of assembling the same |
Jul. 24, 2001 |
| 6209850 |
Damper mounting assembly |
Apr. 3, 2001 |
| 6206024 |
Valve assembly |
Mar. 27, 2001 |
| 6167867 |
Throttle lever assembly |
Jan. 2, 2001 |
| 6113063 |
Actuator and exhaust brake unit thereof |
Sep. 5, 2000 |
| 6105927 |
Fluid flow control damper assembly and method |
Aug. 22, 2000 |
| 6062539 |
Valve gear and coupling mechanism for coupling the valve stem of the valve and the driving shaft of actuator |
May. 16, 2000 |
| 6047951 |
Air passage switching system for air conditioner |
Apr. 11, 2000 |
| 6035849 |
Damper clip extension |
Mar. 14, 2000 |
| 6032920 |
Actuator and exhaust brake unit thereof |
Mar. 7, 2000 |
| 5822984 |
Alternate valve assembly for smoke re-combustion device |
Oct. 20, 1998 |
| 5794647 |
Valve system |
Aug. 18, 1998 |
| 5749703 |
Shaft assembly for gas control flap in a gas turbine |
May. 12, 1998 |
| 5746177 |
T-slot throttle body shaft |
May. 5, 1998 |
| 5743512 |
Wedge lock butterfly valve |
Apr. 28, 1998 |
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