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Class Information
Number: 251/315.13
Name: Valves and valve actuation > Rotary valves > Ball valve > Housing construction > Assembled around the head
Description: Housing which is assembled by engaging an inlet component and outlet component to create a unitary housing adjacent and surrounding the spherical head.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7347408 |
High differential pressure, low torque precision temperature control valve |
Mar. 25, 2008 |
| 7325784 |
Ball valve |
Feb. 5, 2008 |
| 7234682 |
Ball valve and method for production thereof |
Jun. 26, 2007 |
| 7080822 |
Ball valve with a single piece ball-stem and an integrated actuator mounting flange |
Jul. 25, 2006 |
| 6969047 |
Ball valve seat seal |
Nov. 29, 2005 |
| 6916011 |
Ball valve and production method therefor |
Jul. 12, 2005 |
| 6832621 |
Transmitter isolation ball valve |
Dec. 21, 2004 |
| 6668933 |
Ball valve seat and support |
Dec. 30, 2003 |
| 6425571 |
Valve and method for forming valve |
Jul. 30, 2002 |
| 6240946 |
Switch valve |
Jun. 5, 2001 |
| 6202668 |
Valve with fire-resistant seal |
Mar. 20, 2001 |
| 6186476 |
Shut-off valve for pipes |
Feb. 13, 2001 |
| 6095493 |
High pressure valve |
Aug. 1, 2000 |
| 6050289 |
Spherical valve for flow control of particulate solids and gases |
Apr. 18, 2000 |
| 6019349 |
Ball valve assemblies |
Feb. 1, 2000 |
| 5954088 |
Ball valve adapted to couple with an output drive shaft of a valve control device |
Sep. 21, 1999 |
| 5927685 |
Sealing device for a valve stem of a valve |
Jul. 27, 1999 |
| 5868378 |
Throttling control in a fluid control valve |
Feb. 9, 1999 |
| 5857622 |
Recirculating paint system having an improved spray gun |
Jan. 12, 1999 |
| 5842683 |
Structure of a ball valve especially used in food processing |
Dec. 1, 1998 |
| 5772116 |
Recirculating paint system having an improved spray gun |
Jun. 30, 1998 |
| 5634626 |
Valve assembly plug and body seat improvements |
Jun. 3, 1997 |
| 5435521 |
Ball valve with rinsing action |
Jul. 25, 1995 |
| 5429151 |
Through-hull valve and mounting unit |
Jul. 4, 1995 |
| 5419532 |
Valve seal |
May. 30, 1995 |
| 5271427 |
Assembly for the control of pressure and volume flow of a flowable medium |
Dec. 21, 1993 |
| 5205533 |
Ball valve |
Apr. 27, 1993 |
| 5181539 |
Ball valve |
Jan. 26, 1993 |
| 5115833 |
Ground hydrant with ninety-degree water flow turn-off ball valve below frost line |
May. 26, 1992 |
| 5104092 |
Ball valve with improved sealing apparatus |
Apr. 14, 1992 |
| 5069240 |
Flexible seating structure for rotary valves |
Dec. 3, 1991 |
| 5064167 |
Adjustable packing assembly for valve stem |
Nov. 12, 1991 |
| 4968000 |
Valve |
Nov. 6, 1990 |
| 4940208 |
Ball valve |
Jul. 10, 1990 |
| 4936546 |
Flow-setting valve |
Jun. 26, 1990 |
| 4936547 |
Eccentric ball valve |
Jun. 26, 1990 |
| 4934656 |
High-pressure ball valve |
Jun. 19, 1990 |
| 4932432 |
Shutoff and flow-control valve |
Jun. 12, 1990 |
| 4928921 |
Ball valves for pipelines |
May. 29, 1990 |
| 4893781 |
Stem packing assembly for frequent cycling valve |
Jan. 16, 1990 |
| 4881718 |
Ball control valve |
Nov. 21, 1989 |
| 4869450 |
Ball valve |
Sep. 26, 1989 |
| 4815704 |
Ball valve |
Mar. 28, 1989 |
| 4813649 |
Ball valve |
Mar. 21, 1989 |
| 4795133 |
Ball valve with a ceramic valve ball and ceramic seat rings |
Jan. 3, 1989 |
| 4792118 |
Low dead space ring |
Dec. 20, 1988 |
| 4791953 |
Regulator and shut-off valve for corrosive media |
Dec. 20, 1988 |
| 4771803 |
Ball cock with sinter ceramic valve seat and valve ball |
Sep. 20, 1988 |
| 4750708 |
High strength ball valve seat assembly |
Jun. 14, 1988 |
| 4725042 |
Ball valve assembly |
Feb. 16, 1988 |
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