http://www.freshpatents.com/Pipe-joints-or-couplings-dtnewntc285.php USPTO Class 285 - Pipe joints or couplings en-us Fri, 19 Dec 2008 00:06:25 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Coupling-apparatus-dt20081211ptan20080303266.php Fri, 19 Dec 2008 00:06:25 -0800 An apparatus configured to a downhole tubular to a pump. The apparatus comprises: a body portion having a bore; a locking assembly comprising at least one locking member pivotally mounted to the body portion so as to permit the locking member to be pivoted between an open position in which... http://www.freshpatents.com/Fluid-flow-connector-permitting-forceful-lateral-separation-dt20081211ptan20080303267.php Fri, 19 Dec 2008 00:06:25 -0800 A fluid flow connector comprises a connector body which carries a first connector tube having a lumen for receiving a second connector tube when the connectors are joined. The first connector tube has a lumen and a lumen wall. The first connector tube typically has an end portion that carries... http://www.freshpatents.com/Fluid-transport-system-dt20081211ptan20080303268.php Fri, 19 Dec 2008 00:06:25 -0800 A fluid delivery system for a fluid distribution system such as a manure distribution inlet. The invention provides an improved coupling between a supply hose and the newer distribution implement includes an angled pipe coupled to a first collar and a second collar. The collars define keyways within which rotate... http://www.freshpatents.com/Ferrous-pipe-couplings-and-prelubricated-coupling-gaskets-dt20081211ptan20080303269.php Fri, 19 Dec 2008 00:06:25 -0800 One-piece, elastomeric gaskets for ferrous pipe couplings and the like are prelubricated with a coating of dry powder lubricant before installation. This coating can be applied before installation and as early as assembly by the manufacturer. The gaskets are combined with split ring collars to form couplings for pneumatic and... http://www.freshpatents.com/Lateral-pipe-connection-assembly-dt20081211ptan20080303270.php Fri, 19 Dec 2008 00:06:25 -0800 An improved lateral pipe connection assembly that effects proper alignment of the lateral connection and restricts to the desired amount the penetration of the hub into the cored hole of the mainline pipe to which it is connected.... http://www.freshpatents.com/Flexible-fluid-filler-tool-dt20081211ptan20080303271.php Fri, 19 Dec 2008 00:06:25 -0800 A fluid filler tool and method of use are provided that allow a user to easily fill a fluid containing device such as a transmission with fluids. The fluid filler tool includes a quick-connect fitting and a cone tip end. The quick-connect fitting mates with a fluid filling device and... http://www.freshpatents.com/Connector-dt20081211ptan20080303272.php Fri, 19 Dec 2008 00:06:25 -0800 Either of first and second corrugated tubes having different groove (or ridge) pitches can be mounted on a connector 10. In this case, the distance between a first retaining projection 32 and a second retaining projection 34 is a common multiple of these pitches, and therefore either of the two... http://www.freshpatents.com/Irrigation-pipe-coupling-dt20081211ptan20080303273.php Fri, 19 Dec 2008 00:06:25 -0800 A coupling is formed from inner and outer members. The inner member is attached to a pipe wall and is formed with a bulge. The outer member is retained by the inner member and is formed with a clamp that surrounds the bulge.... http://www.freshpatents.com/High-strength-threaded-joints-particularly-for-lined-tubes-dt20081211ptan20080303274.php Fri, 19 Dec 2008 00:06:25 -0800 A threaded tubular joint comprising male and female members is provided. The ends of the male members comprise an upper portion and a lower portion located between an upper threaded portion and an inner surface of each of the male ends. The upper portion is formed by a thread bevel... http://www.freshpatents.com/Threaded-connection-dt20081211ptan20080303275.php Fri, 19 Dec 2008 00:06:25 -0800 A threaded connection includes an externally threaded pin connection and an internally threaded box connection. The pin connection has a proximate end, a distal end, a pin shoulder at the proximate end and a distal contact surface at the distal end. The box connection has a proximate end, a distal... http://www.freshpatents.com/Sealing-mechanism-for-ductwork-dt20081211ptan20080303276.php Fri, 19 Dec 2008 00:06:25 -0800 This invention relates to sealing HVAC ductwork along its joints in order to reduce air leakage. The ductwork can be sealed by the combination of a gasket and mechanical locking mechanism.... http://www.freshpatents.com/Non-bolt-joint-structure-and-method-for-producing-non-bolt-joint-structure-dt20081211ptan20080303277.php Fri, 19 Dec 2008 00:06:25 -0800 A non-bolt joint structure comprising; a packing ring sealing between a receiving opening section and an insertion opening section; an engaging means provided with an inner circumference of the receiving opening section preventing a polyethylene pipe from disengaging from the receiving opening section by engaging with an outer circumferential surface... http://www.freshpatents.com/Device-for-pipe-coupling-dt20081211ptan20080303278.php Fri, 19 Dec 2008 00:06:25 -0800 To couple a giving end of a first pipe and an receiving end of a second pipe, the device contains a rubber ring, a tubular screw, a C-shaped ring, and a rubber washer. The C-shaped ring is embedded in a groove of the giving end of the first pipe which...