1137results about "Cable installation apparatus" patented technology

The invention relates to a high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device belonging to the technical field of power line inspection. The invention aims at solving the problem of single technology of the existing overhead transmission line line-inspection. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device mainly comprises an unmanned aerial vehicle, a GPS (global position system) inertial integrated attitude azimuth detection device, a damping device, a rotation detection nacelle, a ground data receiving processor and a controller. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device is characterized in that the GPS inertial integrated attitude azimuth detection device is arranged at the inner part of the unmanned aerial vehicle; the rotation detection nacelle is hung below the unmanned aerial vehicle by the damping device; a photoelectric stabilized platform is installed in the rotation detection nacelle; flexible combination of any two or more of a visible light camera, an ultraviolet ray imager and a full-digital dynamic thermal infrared imager and a laser ranging device are borne on the photoelectric stabilized platform; and the rotation detection nacelle is provided with a visible window. With the adoption of the high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device, a high voltage transmission line can be monitored, and a comprehensive and precise high voltage overhead transmission line line-inspection task is realized by combining interchange among a plurality of sensors.

A susceptor composition that can bond two or more layers or substrates to one another and that can be used to coat or cut a substrate. The susceptor composition is activated in the presence of radio frequency (RF) energy. In one embodiment, the susceptor composition of the present invention comprises at least one ionomer and a polar carrier. The ionomer and polar carrier are blended with one another and form a mixture, preferably a uniform mixture. The ionomer and polar carrier are present in an amount effective to allow the susceptor composition to be heated by RF energy. Also disclosed are RF induction heating systems.

A computerized system allows for collecting data for a spatially distributed group of objects or networks by either skilled or unskilled personnel and for analyzing the collected data in an environmental database.

Disclosed is a decoding apparatus for LDPC (Low-Density Parity-Check) codes when receiving data encoded with LDPC codes on a channel having consecutive output values, and a method thereof. The decoding method for LDPC codes uses sequential decoding and includes: (a) dividing nodes into check nodes for a parity-check message and variable nodes for a bit message according to a parity-check matrix; (b) dividing the check nodes into a predetermined number of subsets; (c) sequentially decoding the LDPC codeword of each subset for all the check nodes; (d) generating an output message for verifying validity of the decoding result; and (e) iteratively performing the steps (b), (c), and (d) by a predetermined number of iterations.

This is a method for use in automated screening of tickets for plant protection based on negative feedback from past performance. In particular this invention provides an automated screening process that takes a dig ticket address from a ticket request and correlates it to known cable locations to determine which ticket dig addresses are too close to the buried fiber. This is done using a method that balances the risk of extra labor charges due to a Type I error with the risk of costs associated with a cable cut due to a Type II error.

According to the method of stripping a portion of a wire of the invention, the insulated wire including the wire core are first flattened before the insulation is stripped away. The flattening eases the stripping as the insulation is partially cracked and dissociated of the wire core, and the stripping is more efficiently applied on a flat surface. A wire stripping machine and a transponder antenna with stripped portions are also claim as being part of the invention.

This disclosure relates generally to removing wire insulation. In an embodiment, a system for heating and removal of wire insulation includes a power supply configured to receive input power and to provide a high frequency power output to an induction coil. The induction coil is to be coupled to the power supply and dimensioned to receive an insulated wire therethrough. The induction coil is also to produce a field based upon the high frequency power output to heat the wire by induction and to condition insulation disposed on an outer surface of the wire for removal.

In a wire harness protector comprised of a gutter-like protector main body with a bottom wall and both side walls, for accommodating corrugated tubes 9, into which a wire harness is inserted, in multi tiers in the vertical direction and a cover for covering an opening between upper ends of the both side walls of the protector main body, a wire holding spacer for positioning and holding the corrugate tube located in a lower tier within the protector main body, the wire holding spacer is formed integrally with one side wall of the both side walls of the protector main body through a hinge portion, and at position opposed to the other side wall of the both side walls of the wire holding spacer, a locking portion for engaging/releasing with/from an engaging portion of the other side wall is formed.

An end portion processing apparatus for processing an end portion of a shielded wire in which part of an outer sheath has been removed such that an exposed braid disposed between an inner sheath and the outer sheath extends from a distal end of the outer sheath, includes a wire clamp portion which positions the end portion of the shielded wire in an open condition of the wire clamp portion, and clamps the end portion of the shielded wire, a pair of claw portions which strikes against the exposed braid radially thereof at the clamped end portion of the shielded wire to expand the end portion of the braid, a first pipe portion which is disposed in a standby position on a line of extension of the clamped end portion of the shielded wire, and is fitted onto an outer periphery of the inner sheath, a second pipe portion which is provided on an outer periphery of the first pipe portion in concentric relation thereto, and is slid toward the shielded wire to fold back the expanded braid on the outer sheath, and a control portion which controls the operations of the claw portions, the first pipe portion and the second pipe portion.

The invention provides a faulted circuit indicator apparatus with transmission line state display, as well as methods for using the apparatus. The faulted circuit indicator has a sensor that can be electrically coupled to an electrical conductor for collecting data relating to a state of the electrical conductor. The faulted circuit indicator also has a controller that is logically coupled to the sensor for receiving data and determining whether a fault condition has occurred on the electrical conductor. The faulted circuit indicator also has one or more indicators that are logically coupled to the controller for indicating whether a fault condition has occurred as well as the state of the electrical conductor. The state of the conductor may be the voltage, the temperature, or the vibration present on the conductor.

A plurality of wires are enclosed by a shielding member; and the shielding member is enclosed by a protecting member. The shielding member is connected to a shield case of equipment via a shield shell. The shielding member has a diameter-spread portion in which a diameter thereof is spread larger than that of the protecting member at an end portion where the shielding member is projected from the protecting member, and connected to the shield shell at an end edge thereof. The diameter-spread portion is covered by a covering member formed in tube shape.

The invention discloses a spiral line cable detecting robot which consists of a cart, an upper and a lower supporting hugging devices symmetrically distributed along the cable which are connected together. The robot is characterized in that the active cart is provided with a climbing device and a magnetic absorbing device; two supporting horizontal levers are provided with hugging devices; the climbing device includes a lithium battery fixed in the cart and a DC motor fixed on one side of the driving wheel in the cart; power of the DC motor is supplied by the lithium battery, and the DC motor drives the driving wheel of the cart to rotate by a drive axle, so as to drive the whole robot to spirally climb along a water transmission line of the cable; the hugging devices and the magnetic absorbing device work together to tightly press the driving wheel onto the surface of the cable. The climbing device can rotate for any degree relative to the cart, so as to adapt to the water transmission line with different thread pitch; power supply by the lithium battery is more suitable for the environment of high-altitude operation; the robot is also provided with a descending device, which is safer and more reliable in use. The invention has simple and reasonable structure, is convenient in maintenance, can have high climbing speed, is applicable in detection of the spiral line cable of large cable-stayed bridges as well as lamps and other rod types.

In a miniature x-ray tube, which may be on the order of approximately 1 mm in diameter or even less, a high voltage cable is provided in various embodiments for conducting current to the cathode of the x-ray tube and for conducting high voltage to the cathode and anode of the tube. In various embodiments of the cable, two conductors occupy a center region of the cable, packed as closely together as possible, in various shapes that are compact and present as smooth as possible an external shape for maximizing dielectric properties against the exterior high voltage ground, surrounding and generally concentric with the inner conductors. The inner conductors, which carry high voltage in opposition to the outer ground, can be in opposed D shapes, coaxial, two flattened conductors side by side, or simply a pair of cylindrical wires positioned as closely as possible. The space between the inner conductors and the outer ground can be occupied by a glass insulator, polymer, successive layers of polymers and adhesive, air, gas, vacuum or other dielectrics. A partially conductive region can surround the inner conductors.

A panel with a receiver is used to install a component into a wallboard. The panel is inserted into an opening into a wallboard, and the junction between the panel and the wallboard is taped and spackled so that the wallboard and panel appear to be a single surface. A spackle rim with a gradient extending from the spackle rim along the surface of the panel is used so that spackle can be spread thinly across the entire surface of the panel.

Laser-based methods of stripping different types of fiber optic cables (100) are disclosed. The method includes directing a focused laser beam (202) onto the cable's protective cover (114). The method also includes moving the fiber optic cable relative to the focused laser beam in a direction substantially along a central axis (A_C) to form a substantially axially oriented groove (250) in the protective cover, wherein the groove does not reach one or more optical fibers (110) carried by the cable. The method can further include opening the protective cover at the groove to form a split protective cover portion (114S), and removing the split protective cover portion from the fiber optic cable. Methods of stripping a cable by forming two grooves in the protective cover using two focused laser beams are also disclosed.

A power distribution system has an electrical box configured to attach a power cable, a plaster ring releasably mounted to the box and one or more electrical devices installed into the ring. A pre-wired ground extends from a first end physically and electrically connected to a ground terminal on the electrical device. The plaster ring is movable between a closed position proximate the box and an open position distal the box. The pre-wired ground is configured as a lanyard so as to support the plaster ring as a wiring platform in the open position for connecting wires between the power cable and the electrical device or devices.

A sign is combined with an electrical outlet plate which can mount near or to existing electrical infrastructure to provide information such as direction toward an exit. A protruding and/or outwardly visible surface of the sign may be painted or adorned with a sign appliqué, and can be illuminated and/or photoluminescent to provide maximum visibility with or without electrical power. Advantageously, the sign can be mounted at electrical outlets and/or electrical switches that are near the floor and away from the ceiling, such that the sign remains visible even when lines of sight within a building are impaired, such as from smoke. In one exemplary embodiment, the sign is integrated into a portion of a standard-sized duplex cover plate, which can be mounted to an existing electrical junction box to preserve the functionality of adjacent electrical outlets or switches.

An improved installation system for electrical hardware, such as power outlets, electrical switches, light fittings, ceiling fans and the like, whereby the cutting of their installation access holes in drywall panels is accomplished much faster than prior art methods and with a high degree of accuracy by the use of the hole cutting system, comprising the magnetic block assembly, corresponding magnetic template assembly and the hole cutter. In conjunction with the aforementioned; the electrical hardware's associated electrical boxes are wired directly to their electrical supply and the hardware is in turn, electrically connected to them by their respective sets of electrical terminals which make simultaneous contact with each other upon their installation. Additionally, the latching pawl mechanism and alignment device supports the weight of heavy light fittings and ceiling fans and aligns their electrical connections while they're being fixed into their installed position. These features taken together make this improved installation system substantially superior to all prior art.

A workstation and method for the installation of a pulling head assembly onto one or more conductors of a cabling system are provided. The workstation incorporates one or more of: a conductor clamp that holds the conductors of the cabling system in place during the installation of the pulling head assembly; a cutting guide having indicia marks that indicate the lengths to which to cut the conductors in order to achieve a staggered pattern of pulling eyes attached to the conductors in the pulling head assembly; a stripping tool that is used to remove a portion of the insulation from the terminal end of each conductor so that the end of the conductor may be inserted into the pulling eye; and a crimping tool that is used to crimp the pulling eyes onto the terminal ends of each of the conductors.

The invention discloses a safe assembly and disassembly device for high-voltage grounding wires, and belongs to the field of grounding wire assembling equipment in a power grid. The assembly and disassembly device comprises an insulated hollow insulation sleeve, a chuck, a pull rod and an operating trigger, wherein the chuck is arranged inside one end of the insulation sleeve; the operating trigger and a return spring of the operating trigger are arranged at the other end of the insulation sleeve; the pull rod connecting the chuck with the operating trigger is arranged inside the insulation sleeve; the chuck comprises a fixed joint, a fixed sheet and claws; the fixed joint is hollow; the triangular fixed sheet is arranged at the end part of the fixed joint; the three open-close type claws are articulated with three edges of the fixed sheet respectively; and the other end of the fixed joint is connected with the pull rod. The assembly and disassembly device is simple in structure, safe and reliable to operate, can improve the assembly and disassembly efficiency of the grounding wires, and can solve the problems of high-altitude falling of the grounding wires, and difficult operation due to rotating of the grounding wires with a brake pull rod in assembly and disassembly processes.

The invention relates to a wire pole climbing tool, in particular to a portable wire pole climbing mechanism. Side edges (14) which are connected are arranged on semicircular cylinders (12) at the end parts of two semicircular convex rings (1); the climbing mechanism comprises two clamping rods (4), a supporting wheel (2) and a climbing wheel (7); a positioning board (10) is fixedly connected with the inner side surfaces of the two semicircular cylinders (12) movably through a positioning board supporting rod (20), and a pull wire seat (15) on the back surface of the positioning board (10) is penetrated through the thin end of a tower spring (16); and one end of an unlocking pull wire (11) is connected with the pull wire seat (15), and the unlocking pull wire (11) respectively passes through a hole (18) and a pull wire lock (17) and then is mutually wound with other unlocking pull wires (11) or independently extends downward. By surrounding the two semicircular cylinders on the body of a wire pole and using a climbing traction belt to drive the climbing wheel to climb upward, the invention realizes the purposes of installing an operating platform and conveying operating tools to the top of the wire pole.

A pivotal harness guide 3 is provided in a side of a car body 1 or a sliding door, and a corrugated tube 4 is secured to the harness guide. The corrugated tube 4 may be held turnably in a circumferential direction of the corrugated tube 4 by the harness guide. The harness guide 3 has a locking projection that engages with a groove formed in the corrugated tube 4. The harness guide 3 has a harness support member 5 for securing the corrugated tube 4 to the harness guide and a base member 9 for turnably connecting the harness support member to the base member by a connecting member, and the base member is secured to the car body or the sliding door. The corrugated tube 4 may be turnable together with harness supporting cradles within a cylindrical wall formed in a panel of the car body.

The invention discloses a miniature crawler-type cable tunnel patrol robot, which relates to a robot capable of realizing cable tunnel/pipeline patrolling. The robot consists of two independent crawlers, a substrate, a posture setting mechanism, a camera with a holder, and a sensor. The posture setting mechanism is arranged in the substrate. The camera with the holder is arranged on the substrate. The two crawlers are positioned on the left and right sides of the substrate respectively, and are in rotational connection with driving connecting rods on the substrate and the posture setting mechanism by two groups of shafts respectively. The sensor is arranged on the substrate. The left and right independently driven crawlers are adopted, and a posture included angle formed by the two groups of crawlers can be set, so the robot can be adapted to either the smooth-riding surfaces of cable tunnels or the arched surfaces of pipelines of different diameters by regulating the posture included angle, and realizes advancing, stepping-back and various turning motions by controlling the motions of the left and right crawlers. The robot realizes the automatic patrolling of underground transmission lines.

A wiring harness clamp is provided with a main body, a locking projection projected from the main body, and a pair of resilient latch arms extended from both sides of a top surface of the locking projection directed to the main body. Each of the resilient latch arm includes a latch portion including a guiding bevel at the distal end thereof. When the locking projection is inserted to a mounting hole of a panel, the latch portions are engaged with a peripheral border of the mounting hole. When the main body is pulled up so that the guiding bevel abuts the peripheral border, the resilient latch arms are elastically bent so as to cancel the engagement.

An electrically conductive structural connection employs a pass through or fastener having a first diameter. A fastener hole, with a second diameter larger than the diameter of the pass through, extends through a thickness of a structure and receives the pass through. A bushing having a diameter and a thickness to fit between the first and second diameters extends though and past the thickness of said structure. When the feedthrough is compressively secured to the structure, the bushing expands radially between the first diameter and the second diameter to maintain at least one contact point between the fastener and the structure.

A ganging tool for adjusting the position of a pair of ganged wiring devices such as duplex receptacles, toggle, and decorator type switches on a mounting, e.g., an electrical box. The ganging tool has a frame having a pair of apertures for receiving different kinds of wiring devices and holding them in place while the ganging tool adjusts the position of the wiring devices. The ganging tool also has rotatable toggle adaptors that allow the ganging tool to be used to position both toggle type wiring devices and non-toggle type wiring devices. The ganging tool further has a leveling means for determining the level of the wiring devices. Also, tool cutouts on the frame of the ganging tool allow the ganging tool to be used with power tools in conjunction with positioning and affixing wiring devices on a mounting.

A bracket system for retaining an outlet box in a hole in a floor. The bracket system includes an insert body configured to be positioned in the hole in the floor, a cover configured to cover the insert body, and at least first and second brackets. Each bracket includes a base plate configured to be mounted in the insert body. The base plate includes at least one leg extending therefrom and at least one barb extending therefrom. The insert body includes holes in an exterior wall thereof through which the barbs of the first and second brackets extend to resistably engage the wall of the hole to retain the insert body in the hole and the legs of the first and second brackets are secured to the cover.

The invention discloses a cable trench patrol robot. The cable trench patrol robot comprises a trolley body. A cover plate grabbing mechanism used for grabbing a cable trench cover plate is arranged on the trolley body. A detecting assembly is arranged on the front side of the trolley body. A walking mechanism is arranged at the bottom of the trolley body. A control unit and a battery module are arranged in the trolley body. The cover plate grabbing mechanism comprises two grabbing mechanical arm assemblies. Each grabbing mechanical arm assembly comprises an upper arm, a lower arm and an ejector plate. Each upper arm is connected to the trolley body through a first rotating shaft. The end of each upper arm is hinged to the middle of the corresponding lower arm. The end of each lower arm is hinged to the middle of the corresponding ejector plate. The outer side of each ejector plate is provided with a rotatable mechanical jaw. According to the cable trench patrol robot, the cable trench patrol robot can walk outside the cable trench so as to avoid the problem that the internal environment of the cable trench is complicated, short-distance and targeted detection is conducted on devices inside the cable trench in the manner that the cable trench patrol robot takes down the cover plate automatically and stretches into the cable trench for detection, and the cable trench patrol robot has the advantages of improving the patrol efficiency of the cable trench, reducing the workload of patrol and being simple and practical.

Bushings, sealing devices, tubing, and methods of installing tubing are provided. One aspect of the invention provides a bushing having one or more axially-extending tongues. Another aspect of the invention provides a sealing device for connecting a length of tubing. The sealing device includes a body member defining a sleeve portion and a bushing arranged to be received in the sleeve portion. The bushing includes one or more tongues adapted and configured to be received over at least one layer of the tubing.

The invention discloses an adjustable cable paying-off support, and relates to the field of system operation tools. The adjustable cable pay-off support includes a shaft lever and a support body in mirror symmetry with the shaft lever, wherein the shaft lever is placed on the support body that includes two pedestals, a first support rod and a second support rod, one end of the first support rod is hinged to one end of the second support rod, each pedestal is connected to a lead screw through a first nut seat and a second nut seat, the left end of each pedestal is hinged to the other end of the first support rod, a first nut is arranged at the right end of the lead screw, the first nut seat connected to the first nut is hinged to the other end of the second support rod. According to the adjustable cable paying-off support, the lead screw, the first support rod and the second support rod constitute an isosceles triangle, the width of the second support rod is adjusted through rotating the left end of the lead screw, namely the width of the base of the isosceles triangle is adjusted and the purpose of adjusting the height of the shaft lever on the support is achieved; and therefore, the cable paying-off support can be applied to various cable reels with different diameters, thus reducing labor intensity, improving work efficiency, and being simple in structure and convenient to operate and disassemble, store and transport.