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Patent No. 6368227

Method of swinging on a swing

A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.

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Class 174/21R - Conduit or cable joints


Subclass of Class 174 - Electricity: conductors and insulators
Definition: Structures for joining electrically and/or mechanically
No. of patents: 73
Last issue date: 02/07/2012


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NumberTitleIssue Date
8110741Composite coiled tubing end connector
Connectors for attaching a composite pipe to a service member are described herein. In one embodiment, a connector can include a service end, a slip nut, a slip, a seal carrier, and an energy conductor. The slip nut can be disposed about the outer surface of the pip...
02/07/2012
7498509Composite coiled tubing end connector
Connectors for attaching a composite pipe to a service member are described herein. In one embodiment, a connector can include a service end, a slip nut, a slip, a seal carrier, and an energy conductor. The slip nut can be disposed about the outer surface of the pip...
03/03/2009
7361835Toneable conduit and method of preparing same
The present invention is a toneable conduit that can transmit a signal and that can therefore be readily detected by toning equipment. In addition, the conduit of the invention can be readily coupled with other conduit to provide extended lengths of conduit. The ton...
04/22/2008
7338575Hydrocarbon dielectric heat transfer fluids for microwave plasma generators
A process and apparatus for cooling a plasma tube generally includes flowing a hydrocarbon dielectric heat transfer fluid into a space defined by the plasma tube and a concentric tube surrounding the plasma tube. In one embodiment, the hydrocarbon fluid is selected ...
03/04/2008
7256350Fluid reservoir for a cable span
Embodiments of a fluid storage and introduction device 20 constructed in accordance with aspects of the present invention are provided. One embodiment of the device 20 includes an inner assembly 24 and an outer housing 26. When assembled,...
08/14/2007
7191832Gravel pack completion with fiber optic monitoring
A gravel pack completion with fiber optic monitoring. In a described embodiment, a method for completing a subterranean well includes the steps of: positioning at least one assembly in a wellbore of the well; then inserting a portion of a tubular string into the ass...
03/20/2007
7094972Insulating cover for electrical connectors
An insulated cover for electrical connectors which includes a transparent housing having a top section and a bottom section, a pair of opposing end walls and a plurality of flexible fingers extending inwardly from the periphery of an aperture in each end wall, which...
08/22/2006
7066750Connection piece for a fluid line
A connection member for a fluid line (2) defining a fluid duct (5) with stranded signal conductors (7a and 7b) in the wall (4) thereof for the transmission of electrical signals. The connection member has a female soc...
06/27/2006
7053788Transducer for downhole drilling components
A robust transmission element for transmitting information between downhole tools, such as sections of drill pipe, in the presence of hostile environmental conditions, such as heat, dirt, rocks, mud, fluids, lubricants, and the like. The transmission element maintai...
05/30/2006
7045705Cable protection and guide device
A cable protection and guide device which can protect and guide a cable with a simple connection between the movable end jig and the fixed end jig under various mounting configurations is disclosed. A cable protection and guide device in which when said link frame b...
05/16/2006
7044761Transparent insulating enclosure
An enclosure formed from a first compartment and an identical second compartment to house an electrical connector. Each compartment has a main body that is defined by a first wall, a second wall and ends. The first wall of each compartment has an outer tab with at l...
05/16/2006
7009103Coaxial line having forced cooling
A coaxial line includes an inner conductor, an outer conductor, and a series of insulating material struts located between the inner and outer conductors. At least some of the struts include conduits through which coolant may be supplied and removed. The line furthe...
03/07/2006
6982382Device for sealing ducts of electric and telephone lines
The present invention comprises a rectangular sheet with folding lines and a perimetric strip that facilitates adhering or welding thereof, and the forming of a bag-type closed compartment, inside of which there is a small tank loaded with a pressurized gas. The out...
01/03/2006
6936762Cable protector
A device for installing a cable into a raceway member is disclosed. The device includes an elongate member having a first end portion and a second end portion adjacent to the first end portion. The second end portion is adapted to removably engage the raceway member...
08/30/2005
6933438Duct with wire locator
A cylindrical duct of plastic material is coextruded with a longitudinal wire located between the duct inner and outer surfaces, and with a stripe of a different color plastic material than the duct overlying the wire. The stripe is of a softer plastic material than...
08/23/2005
6852922Apparatus and method for sealing a conduit
An apparatus and method for sealing a conduit is provided. The apparatus includes a cylindrical housing having an inner chamber and two free running hubs disposed on opposite ends of the cylinder. The free running hubs couple to opposing ends of the conduit. A pair ...
02/08/2005
6765143Tubing and conduit coupling or connector assembly
By providing a single, elongated, hollow, cylindrically shaped housing member and locking rings or washers mounted at the ends of the housing member, a simple, easily used, inexpensive conduit coupling and connector assembly is achieved. In one embodiment, the conne...
07/20/2004
6603088Pressurized gas circuit-breaker pole that can be assembled and disassembled without significant loss of gas
A pressurized gas circuit-breaker pole includes a first enclosure or pole head having a first envelope with a first connecting flange including a circular orifice. The envelope contains a first mobile assembly terminating in a coupling member coaxial with...
08/05/2003
6433271Method for arranging a busbar system and a busbar system
In order to make switchgear equipped with a busbar system for high voltages/current strengths less space-consuming, and to simplify the jointing and connection of the busbars and therewith also simplify manufacture and assembly of the busbar system, the b...
08/13/2002
6395974Protective pipe element for sheathed cable for controlling the integrity of the sheath
The duct element intended to accommodate, on its internal wall (14), a sheathed electrical or optical cable (4) in order to protect it has its internal wall (14) and external wall (13) electrically connected in order thereby to make an element for checkin...
05/28/2002
6341405Clamp
A clamp that is locked to a body panel by inserting a flexible locking blade portion thereof into an installing hole and utilizing a return of the locking blade portion to an original state thereof when the locking blade portion exceeds the installing hol...
01/29/2002
6300560Replaceable conduit connector for wiring systems
A conduit connector and method for coupling a plurality of conduit sections together. The connector includes a conduit body having a first inlet, a second inlet and an interior cavity extending between the first and second inlets. The conduit body is spli...
10/09/2001
6231051Cable sleeve consisting of a socket pipe having at least one transversely divided end member
A cable sleeve consisting of two seal members with adjustable cable entry openings and an integrated cable clamping apparatus. The adjusting in the cable entry opening occurs by removal of concentric adjusting rings, wherein the number of adjusting rings ...
05/15/2001
6166323Encapsulated gas isolated high voltage installation with a partitioned connector component
A connecting unit containing a four-segment inner conductor connection in an enclosure provided with two partitioning insulators and a installation opening, is used to provide easy mechanical access to an inner conductor of two partitioned sections of a g...
12/26/2000
6002084Line section of a gas-insulated line
The line section of a gas-insulated line contains a high-voltage electric conductor and a pressure pipe which is made from a thermoplastic material and filled with insulating gas. The pressure pipe holds the electric conductor on insulated supports. The p...
12/14/1999
5952606Gas-insulated electric cable
A gas-insulated cable having a plurality of lengths connected end to end, each length containing three conductors with the ends of the conductors of a length having respective metal endpieces engaging in respective cylindrical terminal metal portions of t...
09/14/1999
5684270Joint with a boss for a long distance gas-insulated three-phase cable
A joint with a boss for fitting to an assembly compartment for assembling together two adjacent lengths of a long-distance gas-insulated three-phase cable, the joint including a boss containing the seats of an externally-controllable valve whose drive com...
11/04/1997
5558524Cable connection for a metal-encapsulated, gas-insulated, high-voltage switching installation
The cable connection is provided for a metal-encapsulated, gas-insulated, high-voltage switching installation. It has a connection enclosure (23) which surrounds connecting parts which are connected to the active parts of the gas-insulated, high-voltage s...
09/24/1996
5555221Device for picking up sound waves propagating in water
A chain of elongate components (10, 20) are connected end-to-end. Each component (e.g. 10) comprises a sheath (1) closed at its ends filled with a dielectric liquid (e.g. kerosene). Sound detectors are located in the liquid as are electric conductors for ...
09/10/1996
5466890Expansion joint for an electrical conduit which is electrically grounded through the expansion joint
Two electrical conduit sections are attached to a thermal expansion joint which permits relative axial movement between the conduit sections. One of the conduit sections has an end portion which is axially slidably disposed inside of the expansion joint. ...
11/14/1995
5415242Process and device for making an electrically conducting connection between cable ducts
In a process and device for making an electrically connection between two end sections of two cable ducts, each duct having one electrically conducting wire, embedded in a wall of the duct and enclosed on all sides it is suggested to fit a collar comprisi...
05/16/1995
5319155Heat and fireproof duct for electrical and communication wires and the like
The duct comprises an inner tube in which the wires are disposed, and this inner duct is placed inside an outer tube so as to provide a continuous inner space between the tubes, which completely surrounds the inner tube. A water inlet is in communication ...
06/07/1994
5302780Split coaxial cable conductor and method of fabrication
A coaxial cable conductor (20) comprises a center conductor (22) having a preselected longitudinal shape and a longitudinally split outer conductor (24). The split outer conductor (24) includes a first partial outer conductor (60) comprising a portion of ...
04/12/1994
5280131Fluid-filled electric power cable system with two-way piston check valve
A two way fluid flow check valve includes a plug movable reciprocally lengthwise of the valve against either of respective valve seats within a valve housing. A fixed partition which acts as a piston is located within a cylindrical cavity of the plug. The...
01/18/1994
5185497Single-pole gas-insulated line duct
A single-pole gas-insulated line duct has a enclosing tube and an inner conductor held centered in place in the enclosing tube by support insulators. Electrode bodies embedded in arms of the support insulators engage either in a slot between flanges of se...
02/09/1993
5004865Splicing device for fluid-cooled electric cables
A device for splicing together two lengths of fluid-cooled, electric cable of the type comprising an electrical conductor surrounding by a flexible conduit through which a cooling fluid, e.g., water, can flow for the purpose of conducting thermal energy a...
04/02/1991
4985598Apparatus and method for supporting a cable splice in a cable splice enclosure
An apparatus for supporting a cable splice in a cable splice enclosure includes a rectangular cradle portion of flexible net having first and second parallel, opposite longitudinal sides and first and second parallel, opposite transverse sides; the transv...
01/15/1991
4943685Cable splicing and termination system
A device for insulating and re-insulating cable splices and terminations in which a housing encloses and defines a space around a portion of the cable to be insulated. An insulating gel fills the space. The insulating gel is formed of an imbibitive lightl...
07/24/1990
4902856Reusable cable joint cover
A cable joint cover for protecting a cable joint consisting of a hollow sleeve, and two endcaps which can be permanently sealed to the cables. One endcap is of smaller diameter than the sleeve so that the sleeve can slide over that endcap to expose the jo...
02/20/1990
4833275Flexible splice for an impregnated paper submarine cable
A flexible splice for a submarine cable of the type comprising a plurality of conductors (21, 22, 23) insulated by paper impregnated with oil under pressure (24) inside an oil-tight sheath (20) protected by at least one layer of armoring, the splice being...
05/23/1989
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