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Class Information
Number: 137/625.28
Name: Fluid handling > Systems > Multi-way valve unit > Dividing into parallel flow paths with recombining
Description: Devices comprising a single inlet or admission passage and a single outlet or exhaust passage, the passages being joined by a plurality of flow lines or passages controlled by a valve unit.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7527072 |
Gas cook-top with glass (capacitive) touch controls and automatic burner re-ignition |
May. 5, 2009 |
| 7213547 |
Valve |
May. 8, 2007 |
| 7201187 |
Low-flow valve |
Apr. 10, 2007 |
| 7163027 |
Air tap assembly |
Jan. 16, 2007 |
| 7114336 |
Flow pulsing valve and fuel supply system for a turbine engine incorporating same |
Oct. 3, 2006 |
| 7037411 |
Apparatus and method for handling easily polymerizable substance, apparatus for extracting liquid from apparatus under reduced pressure, and process for producing easily polymerizable substanc |
May. 2, 2006 |
| 6986365 |
High-flow microvalve |
Jan. 17, 2006 |
| 6845917 |
Water outlet structure of ceramic control valve for single-handled faucet |
Jan. 25, 2005 |
| 6625824 |
Automatically controlled system for maintaining a swimming pool |
Sep. 30, 2003 |
| 6439267 |
Adjustable flow diffuser |
Aug. 27, 2002 |
| 6289934 |
Flow diffuser |
Sep. 18, 2001 |
| 6279605 |
Water stopping seat of ceramic control valve of faucet |
Aug. 28, 2001 |
| 6234205 |
Surgical probe adapted for smoke evacuation |
May. 22, 2001 |
| 6227245 |
Undersea hydraulic coupling with internal guard for flow port |
May. 8, 2001 |
| 6039075 |
Band controlled valve/actuator |
Mar. 21, 2000 |
| 6019346 |
Piezo-actuated high response valve |
Feb. 1, 2000 |
| 5769388 |
Flow diffuser and valve |
Jun. 23, 1998 |
| 5641895 |
Dynamic contaminant extraction measurement for chemical distribution systems |
Jun. 24, 1997 |
| 5445185 |
Piezoelectric fluid control valve |
Aug. 29, 1995 |
| 5400824 |
Microvalve |
Mar. 28, 1995 |
| 5230367 |
Quiet high pressure reducing valve |
Jul. 27, 1993 |
| 5218998 |
Linearly adjustable |
Jun. 15, 1993 |
| 5103869 |
Piezoelectric on-off valve for air conditioning |
Apr. 14, 1992 |
| 5054522 |
Microvalve |
Oct. 8, 1991 |
| 5048568 |
Quick opening slide valve |
Sep. 17, 1991 |
| 5020567 |
Drainage valve having a flexible flap with an edge taper |
Jun. 4, 1991 |
| 4958774 |
Fuel injection |
Sep. 25, 1990 |
| 4958773 |
Fuel injection |
Sep. 25, 1990 |
| 4776752 |
Speed governed rotary device |
Oct. 11, 1988 |
| 4729407 |
Digital control valve |
Mar. 8, 1988 |
| 4700746 |
Control valve for high pressure fluids |
Oct. 20, 1987 |
| 4624442 |
Control regulator having a rolling diaphragm |
Nov. 25, 1986 |
| RE32197 |
High energy loss fluid control |
Jul. 8, 1986 |
| 4593446 |
Method of manufacturing a fluid flow restrictor |
Jun. 10, 1986 |
| 4577652 |
Nozzle and impingement plate valve |
Mar. 25, 1986 |
| 4569368 |
Apparatus for providing a link between two suction promoting lines |
Feb. 11, 1986 |
| 4559275 |
Perforated plate for evening out the velocity distribution |
Dec. 17, 1985 |
| 4552177 |
Hermetically sealed valve |
Nov. 12, 1985 |
| 4538642 |
Fast acting valve |
Sep. 3, 1985 |
| 4515208 |
Air conditioning system |
May. 7, 1985 |
| 4510972 |
Bow action valve |
Apr. 16, 1985 |
| 4438781 |
Spirally wound flow control valve |
Mar. 27, 1984 |
| 4344282 |
Compressor bleed system |
Aug. 17, 1982 |
| 4344457 |
Tap and mixer for the delivery of water |
Aug. 17, 1982 |
| 4279274 |
Fluid control device with disc-type flow restrictor |
Jul. 21, 1981 |
| 4274439 |
Control valve having a disc shaped throttle |
Jun. 23, 1981 |
| 4231514 |
Automatic ventilator |
Nov. 4, 1980 |
| 4181151 |
Diaphragm valve |
Jan. 1, 1980 |
| 4158470 |
Spring brake hold-off system |
Jun. 19, 1979 |
| 4147183 |
Valve using rolamite mechanism |
Apr. 3, 1979 |
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