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Class Information
Number: 285/270
Name: Pipe joints or couplings > Ball and socket > With separate packing actuator
Description: Devices including means additional to the coupling means, e.g., take up bolts in the flange of a screw thimble coupler, for transmitting sealing force to the packing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6926807 |
Insulated transition spool apparatus |
Aug. 9, 2005 |
| 6454313 |
Connector for misaligned tubulars |
Sep. 24, 2002 |
| 6106030 |
Tubular coupling |
Aug. 22, 2000 |
| 5779282 |
Exhaust ball seal |
Jul. 14, 1998 |
| 5653479 |
Vacuum seal for a ball junction |
Aug. 5, 1997 |
| 5129681 |
Method of rendering laid pipeline flexible and pipe joint suited for executing this method |
Jul. 14, 1992 |
| 4671543 |
Ball and socket type joint for use between adjacent sections of a fluid conduit and method of manufacturing same |
Jun. 9, 1987 |
| 4664427 |
Quick connect fitting |
May. 12, 1987 |
| 4186950 |
Coupling apparatus |
Feb. 5, 1980 |
| 4052035 |
Remotely-controlled valve |
Oct. 4, 1977 |
| 4005881 |
Ring set ball coupling |
Feb. 1, 1977 |
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