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Class Information
Number: 285/93
Name: Pipe joints or couplings > With indicator, alarm or inspection means
Description: Devices combined with (1) an indicator or alarm responsive to a condition or position of a part of the coupling or (2) with means which permits inspection of hidden parts or of the material inside the coupling.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7618072 Connecting structure of connector Nov. 17, 2009
7614662 Pipe fitting with orientation indicator Nov. 10, 2009
7600790 Coupling assembly with connection indicator Oct. 13, 2009
7591181 Ultrasonic testing of fitting assembly Sep. 22, 2009
7581445 Method for ultrasonic testing of fitting assembly Sep. 1, 2009
7566077 Quick-connect coupling Jul. 28, 2009
7550024 Serviceable exhaust aftertreatment assembly and method Jun. 23, 2009
7520536 Connectors with adjustable elements to prevent undesired coupling of adjacent conduits Apr. 21, 2009
7503592 Quick-coupling male portion, a quick coupling, and a set of two such quick couplings Mar. 17, 2009
7497477 Pull tab verifier assembly for quick connectors Mar. 3, 2009
7494156 Quick connector Feb. 24, 2009
7484774 Redundant latch/verifier for a quick connector Feb. 3, 2009
7452006 Pipe joint and socket for pipe joint Nov. 18, 2008
7445247 Irrigation coupling apparatus Nov. 4, 2008
7445249 Coupling Nov. 4, 2008
7430811 Intrinsic gauging for tube fittings Oct. 7, 2008
7390024 All-Purpose Pressure Test Kit Jun. 24, 2008
7390025 Secondary latch/verifier for a quick connector Jun. 24, 2008
7377553 Quick connector May. 27, 2008
7361267 Dialysis machine blood circulating circuit fitting Apr. 22, 2008
7341282 Detachable plug coupling provided with an additional locking element Mar. 11, 2008
7337990 Attachment for air spray gun Mar. 4, 2008
7328922 Quick connector Feb. 12, 2008
7316428 Connection verifying device and connection verifying structure for a pipe and a connector Jan. 8, 2008
7316425 Quick connector Jan. 8, 2008
7314237 Pipe joint assembly Jan. 1, 2008
7284433 Ultrasonic testing of fitting assembly for fluid conduits with a hand-held apparatus Oct. 23, 2007
7246825 Erosion-indicating safety fitting Jul. 24, 2007
7194817 Intrinsic gauging for tube fittings Mar. 27, 2007
7150473 Coupling device comprising a leakage groove Dec. 19, 2006
7131671 Transparent coupling Nov. 7, 2006
7128347 Passive transmitter for a quick connector Oct. 31, 2006
7118137 Testable pipe joint Oct. 10, 2006
7104571 Connector clip for verifying complete connection between a connector and a pipe Sep. 12, 2006
7096721 Corrosion coupon rack and coupon holder Aug. 29, 2006
7090259 Anti-mismatch of near-sized coupling segments Aug. 15, 2006
7090261 Animal watering system with keyed components Aug. 15, 2006
7055869 False insertion protection top hat for fluid quick connectors Jun. 6, 2006
7044505 Quick connector with function of verifying complete connection May. 16, 2006
7029035 Release collar for coupling assembly Apr. 18, 2006
7014212 Tubular joint wear indicator Mar. 21, 2006
7004470 Device for a pipe flange seal Feb. 28, 2006
6979026 Connector clip for verifying complete connection between a connector and a pipe and connector connecting structure therefor Dec. 27, 2005
6971682 Coupling assembly Dec. 6, 2005
6971679 Connecting device with secure mounting Dec. 6, 2005
6966581 Apparatus for distinguishing between tubing assemblies Nov. 22, 2005
6941668 Intrinsic gauging for tube fittings Sep. 13, 2005
6932389 Connector with fluid line installation indicator Aug. 23, 2005
6896300 External refacing indicator for a tool joint May. 24, 2005
6890004 Coupler May. 10, 2005

1 2 3 4 5 6 7 8 9 10 11 12


 
 
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