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| Number | Title | Issue Date |
| 7569769 | Damper assembly staking system A damper assembly staking system that provides for staking damper weights onto a messenger is disclosed. The damper assembly includes damper weights having a forked side which accepts a messenger. A hole is drilled in the forked side of the damper weight to receive ... | 08/04/2009 |
| 7328770 | Strap silencer There is a noise reduction device for reducing noise from a vibrating strap. There is a securing member including a strip of material having a first surface including hook material and a second surface including loop material, wherein the securing member is configur... | 02/12/2008 |
| 7232017 | Pole vibration damping assembly and method A pole vibration damping means includes an annular housing with internal radial pole encircling chambers in which lead spheres are provided for effecting damping of first mode harmonic vibrations with the assembly being attached to the upper end portion of the pole ... | 06/19/2007 |
| 7196265 | Raptor guard system An animal deterrent system to be placed on structures such as electrical apparatus to deter and protect birds, wildlife and other animals. Specifically, a perching deterrent having a saddle made to fit over any desired member of a structure and deterrent extensions ... | 03/27/2007 |
| 7191997 | Vibration dampening system A vibration dampening system including a upper mounting portion, a lower mounting portion, and a vibration dampening portion coupling the upper mounting portion and the lower mounting portion. In some embodiments, the upper mounting portion is adapted to operably co... | 03/20/2007 |
| 7124980 | Wire spool guide assembly The wire spool guide assembly is a conduit through which wire is dispensed in a controlled and orderly manner. The assembly has at least one wire spool guide, a handle bar and a spindle. The spindle may be a single spindle or part of a wire spool cart. The spindle i... | 10/24/2006 |
| 7090207 | Single-end-mount seismic isolator A single-end-mount seismic isolator for protecting a structure from the effects of seismic shock or other external applied forces includes a load shaft that is secured at its first end to a mounting surface on which the structure is supported. So secured, the load s... | 08/15/2006 |
| 7057103 | Transmission tower devices for reducing longitudinal shock loads A device for reducing a shock load having a longitudinal direction along a power line coupled through an insulator to a crossarm of a transmission tower, comprising: a rotary damper coupled between the insulator and the crossarm for rotating by the insulator in the ... | 06/06/2006 |
| 7049507 | Aerial cable installation and aerial cable suspension device therefor An aerial cable installation having an aerial cable suspended from a suspension point through a suspension device. This device has a clamp having two saddle members engaging the cable on diametrically opposite sides thereof and a plurality of nut and bolt assemblies... | 05/23/2006 |
| 7033212 | Power disconnect apparatus and method for an appliance supported by a secondary support An electrical appliance includes a mount configured to mount an appliance to a support structure a support cable configured to have a slack position and a slack position; an electrical wiring configured to provide an electrical connection between a power consuming p... | 04/25/2006 |
| 6966413 | Dynamic damper and propeller shaft This invention provides a dynamic damper 10, in which convex portions 21 protruded in the direction of the inside diameter are provided at plural positions along the circumference of the outer pipe 20, and an elastic body 40 is held betwe... | 11/22/2005 |
| 6943290 | Vibration damper for overhead power lines This invention relates to the design and manufacture of Stockbridge type vibration dampers for overhead power transmission lines. The invention provides a Stockbridge vibration damper comprising a pair of damping weights joined by a stranded steel cable, a clamp att... | 09/13/2005 |
| 6943291 | Clamp for a vibration damper and method of installing same A clamp (40) for attaching a vibration damper to an energized suspended conductor (98) includes a base (42) having a first clamp member (46) with first and second extension sections (50, 52). The clamp (40) further includes ... | 09/13/2005 |
| 6935472 | Damping structure and applications A damping structure includes a member defining an internal cavity; an aggregate which includes at least solid bodies in contact and which completely fills the internal cavity; a rigid plate for closing off the internal cavity; and an elastic element which exerts ela... | 08/30/2005 |
| 6774303 | Clamp for a vibration damper and method of installing same A clamp (40) for attaching a vibration damper to an energized suspended conductor (98) includes a base (42) having a first clamp member (46) with first and second extension sections (50, 52). The clamp (40) further includes ... | 08/10/2004 |
| 6734366 | Overhead cable An overhead cable is provided that comprises a tension-bearing core of twisted steel strands, a conductive layer of aluminum strands arranged at the outer circumference of the twisted steel strands, and an outermost layer arranged at the outer circumference of the a... | 05/11/2004 |
| 6705440 | Cable stay damper band and method of use for reduction of fluid induced cable vibrations Fluid current induced vibrations, as well as vortex shedding vibrations induced in a cable stay or a similar elongated, cylindrical element are dampened and substantially eliminated by applying a plurality of flexible active or passive damper bands to the cable at s... | 03/16/2004 |
| 6701680 | Low cost, light weight, energy-absorbing earthquake brace An energy absorbing seismic brace for both retrofit and new construction. The brace comprises a central strut of either multi-legged or homogeneous section fabricated from low strength aluminum, whose characteristics maximize the seismic energy absorption... | 03/09/2004 |
| 6530182 | Low cost, light weight, energy-absorbing earthquake brace An energy absorbing seismic brace for both retrofit and new construction. The brace comprises a central strut of either multi-legged or homogeneous section fabricated from low strength aluminum, whose characteristics maximize the seismic energy absorption... | 03/11/2003 |
| 6528721 | Aerial conductor suspension clamp An aerial conductor suspension clamp includes a housing, two split PTFE sleeves and a restraining sleeve. The restraining sleeve is bonded to the conductor and is placed within the housing between the split sleeves. The clamp permits rotation of the condu... | 03/04/2003 |
| 6469246 | Damper for an overhead cable A damper for absorbing vibrations in an overhead cable which has a support member attached to the cable and at least one dampening member pivotally connected to an axial member mounted on a support axis extending substantially horizontally under the cable... | 10/22/2002 |
| 6448493 | Suspension device having a cable carriage integral therewith The present invention relates to a combined cable suspension device and cable carriage. To enable a cable suspension device (1) to be used also as a cable carriage, the suspension device has been provided with a rotatable cable support (2) which can be mo... | 09/10/2002 |
| 6435323 | Distributed aerodynamic and mechanical damping of cables with active smart control A system for the mitigation of cable stay vibrations, typically induced by wind and rain, utilizes a plurality of active damper bands positioned along the cable stay. Each damper band includes a shiftable mass and an energizing device for facilitating ass... | 08/20/2002 |
| 6397988 | Pivoting vibration absorber including a torsional spring and pipeline system utilizing same Vibration absorbers are provided which utilize a torsional spring and a dynamic mass to control vibrations that occur within the structure to which they are attached. Additionally, pipeline systems are provided which utilize such vibration absorbers inclu... | 06/04/2002 |
| 6386526 | Cable stay aerodynamic damper band and method of use Wind/rain induced vibrations, as well as vortex shedding vibrations induced in a cable stay or a similar elongated, cylindrical element are dampened and substantially eliminated by applying a plurality of flexible damper bands to the cable at spaced inter... | 05/14/2002 |
| 6372984 | Conductor galloping control device and method of installation A galloping control rod for suppressing the vertical, torsional and horizontal movement associated with the galloping affect on aerial cables due to freezing rain, wet snow or frost deposits. The anti-galloping rod includes a non-conductive rod having a p... | 04/16/2002 |
| 6353177 | Vibration resistant overhead electrical cable A vibration resistant overhead electrical cable is provided, such as a high-voltage transmission line, which has an insulated conductor, the insulation of which has an axially continuously rotating oval or elliptical outer periphery such that the aerodyna... | 03/05/2002 |
| 6331677 | Overhead wire An overhead cable includes an outermost surface formed by twisting together a plurality of segment strands. A plurality of spiral grooves form recesses having substantially rectangular cross-sections and are provided at intervals in a circumferential dire... | 12/18/2001 |
| 6242693 | Overhead cable An overhead power transmission line formed by stranding at least one outwardly projecting strand at the outermost layer of an overhead power transmission line formed by a plurality of strands. At least the outwardly projecting portion of the outwardly pro... | 06/05/2001 |
| 6234277 | Cable sway reduction device A sway reduction device having a cable receiving section, the cable receiving section being formed of a shock-absorbing material and comprising a flexure portion and an aperture for receiving a cable therethrough. The sway reduction device also includes a... | 05/22/2001 |
| 6201184 | Overhead electrical power line suspension For locally supporting an overhead electrical power line, a suspension includes a suspension clamp, the bottom part of which is open laterally and forms a cradle which is associated with a pivoting clamping assembly. The suspension clamp includes, in addi... | 03/13/2001 |
| 6145793 | Robotic MIG clamp The invention is directed to a clamp for retaining a fluid hose and/or electrical cable on a robot arm assembly. The clamp includes a base adapted to mount to the robot arm assembly and a top. The base and arm cooperate to allow the top to hinge or swing ... | 11/14/2000 |
| 6147303 | Overhead cable with projecting strand An overhead power transmission line formed by stranding at least one outwardly projecting strand at the outermost layer of an overhead power transmission line formed by a plurality of strands. At least the outwardly projecting portion of the outwardly pro... | 11/14/2000 |
| 6127626 | Method for installing a telecommunication cable on a supporting cable and arrangement produced thereby The invention concerns a method of installing a telecommunication cable (3) on a supporting cable (1), particularly on a ground or phase cable of a high voltage overhead line, whereby the telecommunication cable (3) is laid along the supporting cable (1) ... | 10/03/2000 |
| 6096971 | Adaptable, overhead line vibration damping/sag adjustment device Adaptable, line vibration damping/sag adjustment devices are provided with hollow regions that facilitate drilling of larger holes in the devices so that the devices can hold and clamp lines having correspondingly large diameters.... | 08/01/2000 |
| 6072120 | Method of preventing galloping of multiconductor transmission lines A top phase transmission line and bottom phase transmission line are stretched between support steel towers so that the bottom phase transmission line is positioned below the top phase transmission line. Each of the transmission lines has at least two con... | 06/06/2000 |
| 6008453 | Transmission line spacer-twister device A spacer-twister device for securing to first and second conductors includes an elongate insulating member having first and second ends. A first clamp is rotatably coupled to the first end of the insulating member by a first joint for gripping the first c... | 12/28/1999 |
| 5952609 | Support point for an overhead conductor An overhead traction wire support which including a first plate and a second plate, the first plate having on at least one side at least one leg which can be fastened to a ceiling or a wall of a structure. A second plate, which is made of an electrically ... | 09/14/1999 |
| 5808238 | Multiple-cable power for transmission line system A multiple-cable power transmission line system is provided which includes a plurality of overhead transmission lines each having a ridge on the outer periphery thereof. When the outer periphery-to-crest height of the ridge of an overhead transmission lin... | 09/15/1998 |
| 5801329 | Outdoor power line having a damping device A high voltage outdoor power line includes at least one stranded conductor, and at least one damping device for damping mechanical Karman vibrations of the stranded conductor. The damping device includes a plurality of vibration dampers mounted on the str... | 09/01/1998 |
