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Class Information
Number: 285/81
Name: Pipe joints or couplings > With means blocking release of holding means
Description: Subject matter comprising perfecting means to restrain or retain the means holding the parts together, the holding means being restrained against motion that would uncouple the joint.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7562906 |
Coupling with latch mechanism |
Jul. 21, 2009 |
| 7527303 |
Connector with check function |
May. 5, 2009 |
| 7500697 |
Snap ring locking clip and method |
Mar. 10, 2009 |
| 7497476 |
Positive locking connector for vehicle component |
Mar. 3, 2009 |
| 7455324 |
Pipe joint |
Nov. 25, 2008 |
| 7431344 |
Connection assembly and related method |
Oct. 7, 2008 |
| 7418971 |
Vending machine hose controller |
Sep. 2, 2008 |
| 7413457 |
Electrical connector and electrical plug and socket connection |
Aug. 19, 2008 |
| 7354077 |
Quick connect/disconnect coupler with locking strap |
Apr. 8, 2008 |
| 7341281 |
Connector for high-pressure riser |
Mar. 11, 2008 |
| 7338086 |
Connector with enhanced safety |
Mar. 4, 2008 |
| 7316428 |
Connection verifying device and connection verifying structure for a pipe and a connector |
Jan. 8, 2008 |
| 7243953 |
Coupling apparatus including release preventing structure |
Jul. 17, 2007 |
| 7185922 |
Anti-rotation device and anti-rotation structure for a pipe and a connector |
Mar. 6, 2007 |
| 7156424 |
Coupling assembly with retention mechanism |
Jan. 2, 2007 |
| 7044506 |
Quick connector assembly |
May. 16, 2006 |
| 6979026 |
Connector clip for verifying complete connection between a connector and a pipe and connector connecting structure therefor |
Dec. 27, 2005 |
| 6971679 |
Connecting device with secure mounting |
Dec. 6, 2005 |
| 6948698 |
Valve for pressurized canister |
Sep. 27, 2005 |
| 6913294 |
Coupling for coaxial connection of fluid conduits |
Jul. 5, 2005 |
| 6863314 |
Apparatus relating to tube couplings |
Mar. 8, 2005 |
| 6860515 |
Connector clip for verifying complete connection |
Mar. 1, 2005 |
| 6857664 |
Mounting stop |
Feb. 22, 2005 |
| 6857663 |
Piping joint structure |
Feb. 22, 2005 |
| 6848722 |
Coupling |
Feb. 1, 2005 |
| 6846021 |
Tube-end fitting |
Jan. 25, 2005 |
| 6834889 |
Torque release coupling for use in drill strings |
Dec. 28, 2004 |
| 6834888 |
Connector |
Dec. 28, 2004 |
| 6824170 |
Self-locking coupling device |
Nov. 30, 2004 |
| 6791031 |
Electrical conduit fitting and method |
Sep. 14, 2004 |
| 6764103 |
Method and apparatus for locking a tubular quick coupling |
Jul. 20, 2004 |
| 6726253 |
Pipe joint |
Apr. 27, 2004 |
| 6722702 |
Coupler having guard cap |
Apr. 20, 2004 |
| 6712090 |
Hydraulic valve |
Mar. 30, 2004 |
| 6692036 |
Universal interlocking fitting |
Feb. 17, 2004 |
| 6672625 |
Separable rapid-action coupling with safety lock |
Jan. 6, 2004 |
| 6672631 |
Pipe coupling with rapid acting closure |
Jan. 6, 2004 |
| 6641175 |
Ramp-lock fitting device |
Nov. 4, 2003 |
| 6637781 |
Coupling |
Oct. 28, 2003 |
| 6626465 |
Female element of a connection and quick connection incorporating such an element |
Sep. 30, 2003 |
| 6619696 |
Expandable locking thread joint |
Sep. 16, 2003 |
| 6561551 |
Pipe coupling |
May. 13, 2003 |
| 6557900 |
Nut locking apparatus |
May. 6, 2003 |
| 6557899 |
Releasable plug coupling with protective sleeve |
May. 6, 2003 |
| 6557903 |
Twist lock high pressure quick connector |
May. 6, 2003 |
| 6554523 |
Hydraulic rod connector system |
Apr. 29, 2003 |
| 6550814 |
High-pressure pipe element consisting of hooped tube sections |
Apr. 22, 2003 |
| 6543812 |
Self-locking quick release coupler adapted to a groove adapter |
Apr. 8, 2003 |
| 6533330 |
Connetion together of tubular members |
Mar. 18, 2003 |
| 6530604 |
Coupling system with blocking device |
Mar. 11, 2003 |
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