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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7309035 | Irrigation system joint A flow-through joint in an irrigation machine between the main pipeline section and a swing span, such as a corner span, permits a limited amount of generally linear displacement of the swing span within the joint for speed control or other purposes. A turret that r... | 12/18/2007 |
| 7270348 | Releasable connector including swivel A connector for releasably attaching a pair of conduits includes male and female components having proximal and distal ends and a lumen, and a swivel connection releasably connecting the male and female components. The swivel connection permits fluid communication b... | 09/18/2007 |
| 7195286 | Tube joint A tube can be easily attached to and detached from the tube joint by one hand. The tube joint comprises: a body proper having one open end, from which the tube is inserted; and a locking member locking the tube in the body proper. The locking member includes: a ring... | 03/27/2007 |
| 7150476 | Saddle tee and tap for irrigation lines A saddle tee and tap combination for making a fluid connection with an irrigation line in an irrigation system. The saddle tee includes a base having a passage therethrough, and a clamp thereon for engaging an irrigation line. The clamp holds the irrigation line in ... | 12/19/2006 |
| 7090261 | Animal watering system with keyed components A watering system for a poultry house comprises a watering line which is suspended from a stabilizing bar by means of a clip. The watering line is comprised of a plurality of pipe segments connected together by a coupling mechanism. The coupling mechanism includes a... | 08/15/2006 |
| 7055865 | Lateral connection system A service tee forming part of a main fluid line has a laterally extending female fitting with threads and a gasket spaced axially from the distal end of the threads. A male fitting having a series of male threads and a cylindrical extension terminating in the distal... | 06/06/2006 |
| 7036850 | Pipe coupling A coupling to connect pipe, including lengths of pipe, valves, hoses, and pipe and hose fittings, includes a body to closely receive the end portion of the pipe to be coupled. A set of first class lever jaw members each having a power arm and a weight arm are mounte... | 05/02/2006 |
| 7021392 | Body with couplings A sprinkler head assembly having a sprinkler head with a through bore is coupled to a coupling member having a bore in fluid communication with said through bore of said sprinkler head. One of said sprinkler head and coupling member fits within the other. A groove i... | 04/04/2006 |
| 7017953 | Twist lock assembly A twist lock assembly includes an annular first flange at an open end of a first conduit attached to a fluid receiving component. The first flange has an alignment slot and at least one locking slot formed therein. A fluid conducting conduit has an annular second fl... | 03/28/2006 |
| 7004513 | Pipe coupling methods A pipe coupling method includes an inlet insert, a clamping ring, a clamp and the forming of a flange on an end of two adjacent pipes. A clamping ring includes an inner groove sized to receive the flanges of the two adjacent pipes. A first end of the inlet insert is... | 02/28/2006 |
| 6971684 | Fast coupling for irrigation systems, particularly domestic irrigation systems The invention relates to fast couplings for connecting hoses, particularly for domestic irrigation. A fast coupling is formed by a first body and a second body reciprocally connected by inserting first lugs projecting from the second body in first slots made on the ... | 12/06/2005 |
| 6921114 | Coupler for conduits A coupling assembly including a coupler body having a generally cylindrical shape and an opening at one end. The coupler body has an inner wall with an inner circumference and an outer wall. An abutment extends from the inner wall of the coupler body. The coupling a... | 07/26/2005 |
| 6907244 | Hand-off between ultra-wideband cell sites Briefly, the present invention provides a dynamic channel re-assignment capability between mobile units, base stations and sectors within base station coverage areas. The wireless devices used in the present invention may include impulse radio communication devices ... | 06/14/2005 |
| 6773036 | Saddle tee, saddle tee and tap, and fluid connection for irrigation lines A saddle tee and saddle tee tap combination for making fluid connections with an irrigation line. The saddle tee comprises a body having first and second ends, and a passage therethrough, and a clamp on the second end of the body engaging the irrigation line in alig... | 08/10/2004 |
| 6732951 | Roof mounted evaporative cooling system A roof mounted evaporative cooling system utilizing a plurality of elongate deflectors that are supported and secured a short distance above the ridge of a gable roof by a plurality of spaced apart support bracket connectors. Each support bracket connector has a cen... | 05/11/2004 |
| 6440510 | Irrigation hose splice An irrigation hose splice and method of making the same that permits used irrigation hose to be reinstalled and retrieved in the same manner as new irrigation hose. The method of splicing includes providing two segments of unjoined irrigation hose. Insert... | 08/27/2002 |
| 6302445 | Irrigation pipe system An irrigation pipe system including a tubular coupler member releasably connectable to fluid transport pipes. The tubular coupler member includes wing-like lateral projections for stabilizing and minimizing impact upon the tubular coupler member as it is ... | 10/16/2001 |
| 6231083 | Coupling assembly for selected orientation Conduit coupling apparatus has a first conduit with an annular gasket in an outlet portion to receive a second conduit member sealingly and rotatably to retain the lugs on one member engaging flange portions on the other. Lateral conduits are securable ab... | 05/15/2001 |
| 5921590 | Flexible swivel coupling for underground sprinkler systems A flexible swivel coupling includes a a first elbow, a second elbow, and a flexible nipple connected between the two elbows. The first and second elbows are threaded on the interior surface of at least one of the legs of each elbow, and the flexible nippl... | 07/13/1999 |
| 5846412 | Diffuser construction and mounting arrangement An improved air diffuser and mounting arrangement for mounting diffusers on submerged air laterals in a wastewater treatment system. The diffuser is formed form a cylindrical pipe which is flattened on most of its length but left partially cylindrical for... | 12/08/1998 |
| 5797626 | Automatic fast-action coupling for domestic irrigation systems The invention relates to the sector of fast-action couplings for domestic irrigation system. The fixed central body has mounted on the outside, integral therewith, a; fastening element on the outside of which an external body (5) is able to slide longitud... | 08/25/1998 |
| 5694972 | Saddle tee for irrigation lines A one-piece saddle tee for installation on a fluid line such as an irrigation line. The saddle tee has a clamp includes a pair of opposing clamp segments having upper, lower and intermediate portions with at least one of the segments being hinged along it... | 12/09/1997 |
| 5560654 | Irrigantion lay flat pipe hole plug A conventional plastic cap is provided incorporating a longitudinally tapering, generally cylindrical hollow body having opposite large and small diameter ends with the large diameter end being open and including a first diametrically outwardly projecting... | 10/01/1996 |
| 5511826 | Towable nonconductive pipe adapter for a sprinkler having laterally extending surfaces Mechanically locking sprinkler fittings are provided by this invention for making a fluid connection between irrigation pipes. The sprinkler fittings contain a tubular fitting member having first and second open ends for mating with a pair of irrigation p... | 04/30/1996 |
| 5507536 | Self sealing insert barb fitting (siblink) An improved supply line fitting, installation method and technique for direct installation in the supply lines of a distribution system. An angularly flanged, resilient insert barb being force fitted into an opening in a supply line, seals the opening at ... | 04/16/1996 |
| 5395139 | Swivel type adapter pipe fitting for sprinkler or drip-type irrigation systems Adapter pipe fittings for sprinkler or drip-type irrigation systems are improved by providing a two piece pipe fitting, a manifold piece that snaps into a body piece and swivels therein. Such adapter pipe fittings are often required to be installed adjace... | 03/07/1995 |
| 5280670 | Apparatus for repairing a transport pipe This describes an apparatus for repairing a plastic transport pipe with a defective section while the pipe is under pressure. A pressure vessel encloses the defective section and seals with the pipe. The defective section is cut in two and the defective s... | 01/25/1994 |
| 5251938 | Adapter pipe fitting for sprinkler or drip-type irrigation systems Adapter pipe fittings for sprinkler or drip-type irrigation systems are improved by providing take-off fittings that snap into offtake connector members of the pipe body of such an adapter pipe fitting and swivels therein. The offtake portion of such a ta... | 10/12/1993 |
| 5211426 | Point irrigation apparatus with branch connections Irrigation apparatus comprising, in combination, a main water feed pipe made of elastically deformable material and at least one branch including a needle having a sharp end and sufficiently stiff to be capable of being connected to the main pipe by being... | 05/18/1993 |
| 5087080 | Arthroscopic sheath with quick coupling socket A tubular arthroscopic sheath having improved irrigating fluid flow characteristics and having a quick coupling socket adapted to quickly connect to and disconnect from an associated arthroscopic tool provided with a mateable, generally cylindrical plug m... | 02/11/1992 |
| 4735365 | Irrigation boom assembly An improved irrigation boom assembly is provided for relatively rapid and easy mounting onto the main water distribution pipe of a traveling irrigation system, particularly such as a center pivot or linear travel system. The improved boom assembly include... | 04/05/1988 |
| 4722555 | Quick-connect coupling having heads unified with pipe A quick-connect pressurizable coupling assembly having mating male and female head parts each integrally attached to an outwardly flared pipe end by being cast around the pipe. The male head part is provided at its forward end with an angled sealing surfa... | 02/02/1988 |
| 4652017 | Articulated connector particularly for adjusting the jet inclination of irrigators An articulated connector comprises two pipe pieces (1), (5), which are in constant mutual communication and are partly inserted one into the other by way of respective curved portions (4, 6) under fluid-tight engagement, said curved portions (4, 6) being ... | 03/24/1987 |
| 4625997 | Wheeled carriage for supporting and transporting pipes A wheeled carriage comprises a frame member, two independently swivelling ground-engaging wheels mounted spaced apart below the frame member, and at least one pipe support member mounted below the frame member for pivotting about a substantially horizonta... | 12/02/1986 |
| 4576400 | Riser repair assembly for underground irrigation systems A repair assembly for broken or leaking risers in underground irrigation systems is provided. The repair assembly is adapted to be inserted into a hole through the wall of a buried water distribution line and is held in place by locking tangs engaging the... | 03/18/1986 |
| 4564224 | Coupling device This is a coupling arrangement which is usable in an overhead irrigation system of the traveling or moving type more commonly known as center pivot and laterally moving irrigation systems. The present coupling arrangement is connected between the slightly... | 01/14/1986 |
| 4524994 | Flowable concrete delivery handling apparatus A flowable concrete delivery apparatus is provided in which both rigid and flexible pipe is connected in an end-to-end relationship to provide a high pressure conduit. These lengths of pipe are connected by clamps, each clamp being fixedly secured to a sk... | 06/25/1985 |
| 4480856 | Coupling A coupling for flexible conduit of irregular configuration having an inner member adapted to be at least partially received within the flexible conduit. The inner member has a first conical surface. A locking member is retained on the inner member and is ... | 11/06/1984 |
| 4467962 | Land irrigation system and method A land irrigation system is illustrated in which an elongated sprinkler line continuously travels in a direction transverse to its length along the length dimension of a stationary water main and is continuously supplied with water from upstanding hydrant... | 08/28/1984 |
| 4434936 | Irrigation system An irrigation system, such as of the self-propelled type with a series of self-propelled support towers for supporting and moving an irrigation conduit over a field to be irrigated, the conduit comprised of a series of conduit sections supported by the to... | 03/06/1984 |
