Patents for F16L 29 - Joints with fluid cut-off means (1,928)
10/1994
10/06/1994DE4310700A1 Coupling for a coaxial arrangement of at least two pipelines
10/05/1994EP0617776A1 Couplings
09/1994
09/13/1994CA2033571C Dry break pipe coupling
08/1994
08/11/1994DE4303366A1 Valve coupling and measuring coupling
08/02/1994US5333467 Apparatus and method of preventing fluid escape from a conduit
07/1994
07/29/1994CA2112273A1 Cartridge for a master cylinder assembly for a fluid pressure control system and method for installing a master cylinder assembly in a fluid pressure control system
07/27/1994EP0607770A1 Double valve arrangement
07/27/1994EP0448643B1 A disconnect for a bag valve
07/19/1994US5330155 Pressure-loaded cylinder valve insert
06/1994
06/09/1994DE4340783A1 Coupling nipple for pressure-tight connection between container and detachable coupling part - has one piece detachable housing with fixing section for container, coupling connector and valve piston with flat sealing cone pressing against O=ring.
06/08/1994CN2168152Y Water-stopping valve
06/08/1994CN2168151Y Bayonet-socket pipe joint
06/01/1994EP0599169A1 Coupling device
06/01/1994EP0599018A1 Adjusting device for a pipe fitting of a coupling
05/1994
05/17/1994US5311904 For a branch pipe
05/17/1994US5311901 Pressure interrupter device
04/1994
04/26/1994US5305984 Faucet assembly
04/20/1994EP0593108A1 Pipe coupling assembly
04/14/1994WO1994008173A1 Connector assembly
04/13/1994CN1085299A Fast joint fixer
03/1994
03/30/1994CN2160048Y Non-return fast pipe joint for oxygen and acetylene
03/29/1994US5298225 Connectors, columns, housings, channels and biasing means
03/29/1994CA2000884C Fluid loading arm connection system
03/22/1994US5295658 Medical coupling site including slit reinforcing members
03/22/1994US5295657 Medical coupling site valve body
03/15/1994US5293898 For a gas pipe
02/1994
02/23/1994EP0583599A1 Method for manufacturing sanitary fittings and fitting obtained thereby
02/08/1994US5284182 Wiper for a rotary disk valve
01/1994
01/26/1994EP0580233A1 Quick-coupling pipe fitting
01/18/1994US5279124 Cartridge for a master cylinder assembly for a fluid pressure control system and method for installing a master cylinder assembly in a fluid pressure control system
01/11/1994US5277225 Undersea hydraulic coupling with pressure-energized seals
12/1993
12/22/1993EP0574811A1 Method for cooling a storage container
12/21/1993US5271111 Waterbed mattress with drain valve operated by hose connector
12/09/1993WO1993024174A1 Medical coupling site
12/08/1993EP0572931A1 Coupling for the connection of a fixed pipe to a movable pipe or hose
12/08/1993CN2148873Y Simple installing apparatus for water tap
12/07/1993US5267586 Shutoff valve mechanism for the oral evacuator of a dental unit
11/1993
11/24/1993EP0386230B1 Valved connection apparatus
10/1993
10/19/1993US5253675 Apparatus for connecting double vacuum pipes for conducting cryogenic fluid
10/12/1993US5251873 Medical coupling site
09/1993
09/28/1993US5248125 Refrigerant service system with self-sealing coupling
09/22/1993EP0560963A1 Gas coupling apparatus.
09/09/1993DE4206911A1 Security ring for two-piece hydraulic coupling - has internal guide comprising roller seated in recess and groove on one coupling section
09/01/1993EP0557640A1 Rotary valves and seals therefor
08/1993
08/25/1993CN2141010Y Exhaust joint for liquid pipe
08/22/1993CA2089133A1 Waterbed mattress with drain valve operated by hose connector
08/10/1993US5234235 Connection apparatus
07/1993
07/22/1993WO1993014337A1 Frangible connectors
07/20/1993US5228647 Automatic opening, dosing and closing valve
07/20/1993CA1320519C Straight connecting hydraulic quick coupler
06/1993
06/24/1993DE4205153C1 Gas couplings for multiple array of hot gas jets - has close spaced jets coupled to supply lines by short pipes held in place axially by adjustable lengths
06/16/1993EP0547014A1 Shutoff valve mechanism for the oral evacuator of a dental unit
06/16/1993EP0546745A1 Quick disconnect fluid coupling with integral pressure relief feature
06/01/1993US5215122 Quick disconnect fluid coupling with integral pressure relief feature
05/1993
05/12/1993CN2132907Y Connector capable of using for multiple kinds of fluid
04/1993
04/28/1993CN2130998Y Fixed gymbal for water sucking pipes
04/28/1993CN2130997Y Controllable one-way non-return pipe joint
04/20/1993US5203374 Pressure balanced hydraulic coupling with metal seals
04/15/1993WO1993007415A1 Gas coupling apparatus
04/08/1993DE4132690A1 Valve and measurement coupling for high press. fluid systems - has coupling bush with spring-loaded non-return valve and sealing systems
04/01/1993WO1993006407A1 Couplings
03/1993
03/09/1993US5191914 Redundant valve disconnect coupling
02/1993
02/24/1993CN2127455Y Pipe joint with fluid cut-off means
01/1993
01/26/1993US5181689 Pipe joint apparatus
12/1992
12/17/1992DE4119089A1 Pipe coupling with stopcocks - has stopcock in end of each pipe which must be closed before pipes can be disconnected
12/15/1992CA1311452C Bag valve
11/1992
11/03/1992US5161225 Persistent stream for processing time consuming and reusable queries in an object oriented database management system
10/1992
10/27/1992CA1309317C Fluid cutoff device in a line
10/08/1992DE4211255A1 Easily connected and disconnected pipe coupling - has internal valve which closes when coupling is disconnected
09/1992
09/15/1992CA1307551C L.p.g. hose breakaway coupling
08/1992
08/25/1992US5141029 Variable orifice device
07/1992
07/22/1992EP0393056B1 Automatically-operated redundant-type fluid coupling device
07/14/1992US5129621 Dry break coupling
07/09/1992WO1992011483A1 Variable orifice devices
07/01/1992CA2033461A1 Water supply joint apparatus with self-control means
06/1992
06/24/1992EP0491027A1 Safety cut-out.
05/1992
05/26/1992CA1301799C Two-piece coupling device for fluid exchange
05/20/1992CN2104985U Quick joint
05/05/1992US5110088 Water-control stopper
04/1992
04/01/1992EP0477949A1 Drop-free connection
03/1992
03/31/1992US5099882 Pressure balanced hydraulic coupling with metal seals
03/18/1992CN2099234U Combined rectilinear-motion bearing
03/17/1992US5095946 Dry-break pipe coupling
02/1992
02/25/1992US5090448 Connection for pipes of the type incorporating rotating valves
02/13/1992DE4027414C1 Tubular rock bore drill stem - has concentric channels for fluids and has spring-loaded control valves
02/04/1992CA1295210C Device for connecting and supporting a water-meter
01/1992
01/29/1992CN2094671U Connecting tip with valve for rubber pipe and tool
01/28/1992US5083588 Device, incorporating rotating valves, for coupling pipes
01/22/1992CN2093950U Joint with a on-off valve
01/07/1992WO1992001184A1 Safety cut-out
01/07/1992US5078170 Coupler for fluid conduits
12/1991
12/31/1991US5076325 Arrangement for connectable male and female parts
12/17/1991US5072756 Valve assembly for fluid line connection
11/1991
11/26/1991US5067752 Dry break coupling
11/21/1991EP0457700A1 Pipe line coupling device with rotating cocks
11/13/1991EP0426808A4 Tool assembly with a hydraulic chip-breaking fluid system
11/12/1991US5063960 Safety cartridge for compressed or liquefied gas
10/1991
10/22/1991US5058859 Screw-joint type pneumatic tool connector
10/15/1991US5056755 Gate valve
10/02/1991CN1014181B Connecting and fixing device for water meter
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