| |
 |
|
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 |
| 5388634 |
Cardioplegia delivery system |
Feb. 14, 1995 |
| 5385331 |
Valve assembly |
Jan. 31, 1995 |
| 5370153 |
Metal seal hydraulic coupling |
Dec. 6, 1994 |
| 5370527 |
Fuel tube for burner assembly with remote fuel tank |
Dec. 6, 1994 |
| 5368275 |
Fluid line adapter |
Nov. 29, 1994 |
| 5355908 |
Reusable pipe union assembly with automatic fluid flow checking |
Oct. 18, 1994 |
| 5346177 |
High pressure gas line breakaway connector |
Sep. 13, 1994 |
| RE34715 |
Multifunction fluid charging device |
Sep. 6, 1994 |
| 5338002 |
Fluid conduit quick connectors with anti-spill valves |
Aug. 16, 1994 |
| 5337782 |
Hydraulic coupling |
Aug. 16, 1994 |
| 5330155 |
Pressure-loaded cylinder valve insert |
Jul. 19, 1994 |
| 5320326 |
Improved structure of a quick-connect pipe fitting |
Jun. 14, 1994 |
| 5312084 |
Supply fitting for gas cylinder valves, particularly of acetylene cylinders |
May. 17, 1994 |
| 5311899 |
Coupling device |
May. 17, 1994 |
| 5310161 |
High pressure gas line breakaway connector |
May. 10, 1994 |
| 5293902 |
Quick-disconnect fluid coupling |
Mar. 15, 1994 |
| 5294092 |
Quick disconnect coupler |
Mar. 15, 1994 |
| 5290009 |
Self-venting, rapid connection-release coupling for compressed gas lines, for example compressed air lines |
Mar. 1, 1994 |
| 5277402 |
Quick connect fluid coupling with check valve |
Jan. 11, 1994 |
| 5273254 |
Fluid conduit quick connectors with anti-spill valves |
Dec. 28, 1993 |
| 5265844 |
Receptacle valve assembly and seal |
Nov. 30, 1993 |
| 5255713 |
Valve with integral plastic spring for poppet |
Oct. 26, 1993 |
| 5253842 |
Quick disconnect water valve assembly |
Oct. 19, 1993 |
| 5248125 |
Refrigerant service system with self-sealing coupling |
Sep. 28, 1993 |
| 5240023 |
Safety hose coupler |
Aug. 31, 1993 |
| 5228647 |
Automatic opening, dosing and closing valve |
Jul. 20, 1993 |
| 5226301 |
Arrangement for dispensing liquid detergents and/or rinse aids in a washing machine |
Jul. 13, 1993 |
| 5217203 |
Valvular device for the drawing of compressed air from a stationary tank through a mobile unit |
Jun. 8, 1993 |
| 5215122 |
Quick disconnect fluid coupling with integral pressure relief feature |
Jun. 1, 1993 |
| 5213309 |
Coupler for connecting a specimen sampling bottle to a supplying pipe of a plant |
May. 25, 1993 |
| 5211197 |
Quick disconnect liquid line coupling with volumertric expansion couping element |
May. 18, 1993 |
| 5197511 |
Fluid outlet system |
Mar. 30, 1993 |
| 5184652 |
Universal medication port |
Feb. 9, 1993 |
| 5181689 |
Pipe joint apparatus |
Jan. 26, 1993 |
| 5167398 |
Quick disconnect coupler |
Dec. 1, 1992 |
| 5147333 |
Needleless injection port with automatic backcheck valve |
Sep. 15, 1992 |
| 5145083 |
Cap device for mouthpiece of container and methods of sealing mouthpiece portion of container and opening the same |
Sep. 8, 1992 |
| 5143347 |
Revolvable quick coupling |
Sep. 1, 1992 |
| 5139228 |
Fluid connector |
Aug. 18, 1992 |
| 5131859 |
Quick disconnect system for circuit board modules |
Jul. 21, 1992 |
| 5131625 |
One-time use disposable bottle valve |
Jul. 21, 1992 |
| 5127904 |
Improved needle-less parenteral fluid injector |
Jul. 7, 1992 |
| RE33969 |
Binary syrup system bag and valve |
Jun. 23, 1992 |
| 5123448 |
Valve arrangement |
Jun. 23, 1992 |
| 5082245 |
Spill proof check valve apparatus |
Jan. 21, 1992 |
| 5082244 |
Cargo air bag inflation valve and inflator combination |
Jan. 21, 1992 |
| 5080132 |
Refrigeration equipment service apparatus with quick-disconnect couplings |
Jan. 14, 1992 |
| 5074524 |
Quick disconnect coupler |
Dec. 24, 1991 |
| 5069424 |
Quick connector |
Dec. 3, 1991 |
| 5056756 |
Fluid connector |
Oct. 15, 1991 |
|
|
|
