| |
 |
|
Class Information
Number: 251/149.6
Name: Valves and valve actuation > With correlated flow path > Valve operated by joining flow path sections > Joining motion includes linear valve operating component > Motion opposed by valve spring
Description: Subject matter wherein the closing-element is spring biased and this spring opposes the linear component of motion.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7401627 |
Protection of a seal element |
Jul. 22, 2008 |
| 7387725 |
One-touch fitting type single or multiple adapter, filter assembly detachably engaged with the same and water purifying system employing these elements |
Jun. 17, 2008 |
| 7350580 |
Subsea pass thru switching system |
Apr. 1, 2008 |
| 7343931 |
Quick-disconnect coupler |
Mar. 18, 2008 |
| 7334772 |
Pressurized breathable gas pressure regulator |
Feb. 26, 2008 |
| 7314209 |
Stub out fluid quick connector with shut off valve interface |
Jan. 1, 2008 |
| 7306197 |
Connection element and connecting device for tubes |
Dec. 11, 2007 |
| 7306198 |
Valved male luer with vacuum feature |
Dec. 11, 2007 |
| 7306199 |
Needle free medical connector with expanded valve mechanism and method of fluid flow control |
Dec. 11, 2007 |
| 7299823 |
Connector |
Nov. 27, 2007 |
| 7296782 |
Dome check valve |
Nov. 20, 2007 |
| 7293758 |
Pipe connector |
Nov. 13, 2007 |
| 7275563 |
Connection and part of such a connection |
Oct. 2, 2007 |
| 7213616 |
Diversion valve fluid coupling |
May. 8, 2007 |
| 7213611 |
Valve assembly |
May. 8, 2007 |
| 7198079 |
Liquid delivery system of gas mask |
Apr. 3, 2007 |
| 7195228 |
Female connection element, quick connection and filling installation comprising such a female element |
Mar. 27, 2007 |
| 7191798 |
Fluid circuit connector system |
Mar. 20, 2007 |
| 7185674 |
Fluid flow control valve |
Mar. 6, 2007 |
| 7182313 |
Valved male luer |
Feb. 27, 2007 |
| 7178784 |
Valve assembly and method |
Feb. 20, 2007 |
| 7163190 |
Undersea hydraulic coupling member and seal retainer |
Jan. 16, 2007 |
| 7159616 |
Dual path hydraulic coupling |
Jan. 9, 2007 |
| 7156135 |
Quick-release connector structure for an air tank |
Jan. 2, 2007 |
| 7150828 |
Fluid filter having drain structure and drain tool |
Dec. 19, 2006 |
| 7147004 |
Check valve for cam lock fitting |
Dec. 12, 2006 |
| 7143994 |
Coupling device |
Dec. 5, 2006 |
| 7141166 |
Drain structure having drainpipe and fluid filter using the same |
Nov. 28, 2006 |
| 7140592 |
Self-sealing male Luer connector with biased valve plug |
Nov. 28, 2006 |
| 7117891 |
Hydraulic coupling comprising a pressure bleed device |
Oct. 10, 2006 |
| 7111819 |
Stop ring and a hydraulic/pneumatic device equipped with a stop ring |
Sep. 26, 2006 |
| 7111820 |
Inline connector for a plumbing conduit |
Sep. 26, 2006 |
| 7104520 |
Needle free medical connector with expanded valve mechanism and method of fluid flow control |
Sep. 12, 2006 |
| 7100891 |
Valved male luer with vacuum feature |
Sep. 5, 2006 |
| 7073773 |
Rapid connection coupling |
Jul. 11, 2006 |
| 7059582 |
Fuel cell supply having fuel compatible materials |
Jun. 13, 2006 |
| 7044441 |
Valved male luer connector having sequential valve timing |
May. 16, 2006 |
| 7040599 |
Liquid sending and receiving joint device |
May. 9, 2006 |
| 7028983 |
Coupling member of a pipe coupling and valve body used in a coupling member |
Apr. 18, 2006 |
| 7013926 |
Plumbing leak testing apparatus |
Mar. 21, 2006 |
| 7014169 |
Anti-drawback medical valve |
Mar. 21, 2006 |
| 7007712 |
Pneumatic tool lock |
Mar. 7, 2006 |
| 6997435 |
Valve assembly |
Feb. 14, 2006 |
| 6994315 |
Swabbable needle-free injection port valve system with neutral fluid displacement |
Feb. 7, 2006 |
| 6991215 |
Valve for use with a syringe and which prevents backflow |
Jan. 31, 2006 |
| 6981612 |
Tamper-proof gas pin valve |
Jan. 3, 2006 |
| 6978800 |
Closure device with self-aligning poppet |
Dec. 27, 2005 |
| 6978844 |
Filling and circulating apparatus for subsurface exploration |
Dec. 27, 2005 |
| 6964406 |
Valved male luer |
Nov. 15, 2005 |
| 6962321 |
Fluid coupling with rotary actuation |
Nov. 8, 2005 |
|
|
|
