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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7438281 | Pulley for assisting in the take-up or deployment of a heterogeneous system A pulley for assisting in the deployment or take-up of a heterogeneous system including modules configured to be placed or being placed in an environment. These modules are connected via connecting members and the pulley is configured to be mounted rotatably on a sh... | 10/21/2008 |
| 7387294 | Electric wire changing device for wire replacing works on electric poles and power distributing method without cutting off power supply A method for distributing power has developed without cutting off power supplying while a live electric wire is replaced on the electric poles by using a wire changing device for replacing the electric line, relocating the electric poles and alteration of the power ... | 06/17/2008 |
| 7302901 | Self-tacking swivel base An improved sailboat swivel base consisting of a rotating arm that supports both a guide pulley on one end and a rope securing cleat on the opposite end. The arm swivels about a center bearing, housed in a base which is fastened to a fixed structure such as the deck... | 12/04/2007 |
| 7216850 | Electric wire changing device for wire replacing works on electric poles and power distributing method without cutting off power supply A device for changing an electric wire and method for distributing power without cutting off power supply has developed for replacing the live electric line on the electric poles, relocating the electric poles and alteration of the power distribution route. Replacem... | 05/15/2007 |
| 7130521 | Cable guide A cable guide for a cable support system that includes at least one support tray. The cable guide has a base with two base portions disposed in side by side relation. The base portions are adapted to cooperatively engage wires of the support tray(s). A support shaft... | 10/31/2006 |
| 7118094 | Rotatable cable guide with cable switching feature A cage in which two pulley wheels are mounted with tangent circumferences so that their circumferential cable grooves surround a cable passing between the wheels. The cage freely rotates about an axis that passes between the wheels. The cage axis is normal to the pl... | 10/10/2006 |
| 7007929 | Electric wire removing roller for LP insulator and power distribution method of construction The present invention discloses a wire stranding roller and a new method for the same, in a LP insulator being mounted at a cross arm of pin long column and insulating and supporting a high voltage wire, which drastically improves workability and greatly reduces con... | 03/07/2006 |
| 6951442 | Device for inspecting, sampling or extracting at a precise spot beneath a slab A tool (7) for sampling or extracting the contents of a pit (4) is suspended from a cable (8) passing through a narrow opening (3) in a slab (2) covering the pit. A crosspiece (13) hooked to guide cables (11) which co... | 10/04/2005 |
| 6926257 | Rollable conduit device A rollable conduit device for enabling the pulling of electrical wires through a tubular conduit without having to apply lubrication in the tubular conduit. The rollable conduit device includes a tubular conduit member having open ends and a bore being disposed ther... | 08/09/2005 |
| 6729606 | Device for guiding at least a flexible elongated element such as a cable or the like, with substantially closed contour A device for guiding a flexible elongated element such as a cable or the like, designed to guide the element during a drawing process, and comprising several rollers mounted pivoting about an axis and arranged such that they define a space for receiving the element ... | 05/04/2004 |
| 6640738 | Bitt with rotatable line-handling surface A bitt with a freely rotatable line-handling surface includes a frame having a first side and a second side. The first and second sides of the frame each include first and second ends, and the first and second sides of the frame are substantially planar. ... | 11/04/2003 |
| 5573226 | Apparatus for guiding an enlogated item An apparatus for guiding elongated items, such as cables, wires, hoses, and the like, onto or from spools. The apparatus includes two frame members that are pivotally and hand-releasably connected together to form an enclosed frame through which the elong... | 11/12/1996 |
| 5456074 | Method for unwrapping subconductors A method of using an apparatus for unwrapping tangled, high voltage subconductors. The apparatus includes sheaves that hold each subconductor. Each subconductor is disposed in a gap between an upper and lower sheave. The invention can accommodate either t... | 10/10/1995 |
| 5025893 | Vibration suppressing device for elevator An elevator rope guide assembly prevents or lessens vibrations of the ropes connected to the cab by means of auxiliary guide rollers pairs disposed on either side of the cab sheave. Additionally, the cab sheave has rope-engaging grooves which are substant... | 06/25/1991 |
| 4479453 | Roller fair-sheet for boat sails manenvering A roller fair-sheet of the type including a mounting with a frame, which is articulated to such mounting by way of a pin and at least three revolving horizontal rollers arranged parallel to each other and transversal to the sheet path in such a way that t... | 10/30/1984 |
| 4331323 | Electric winch system In an electric winch system, wherein the system includes an electric winch provided on the outside of a vehicle body, a DC power source provided within an engine room, a pair of connector parts consisting of one connector part connected to the DC power so... | 05/25/1982 |
| 4327897 | Cable guide for powered winch In a military vehicle having a powered winch, the improvement comprising a able guide that includes three rollers having concave edge surfaces guidably engaged with segmental surface areas of the cable. One of the rollers is carried by an auxiliary frame t... | 05/04/1982 |
| 4278041 | Anchor handling guides A pair of pin assemblies located at the stern of a marine vessel for guiding and controlling cables involved in anchor handling procedures, the pins assuming a vertical position when in use and a horizontal position when not in use, the top of the pin ass... | 07/14/1981 |
| 4215496 | Vehicle bumper A front bumper for a two- or four-wheel drive utility vehicle permits simultaneous mounting of a power winch and snow removal blade assembly, such that both the winch and snow blade can be used, and remain attached to the vehicle at the same time. The sno... | 08/05/1980 |
| 4160541 | Swivel base A sailboat swivel base for supporting a block and a rotatable arm includes a central rotatable post for supporting the block and a separate annular bearing system, located axially outwardly of the post, for rotatably supporting the arm against bending mov... | 07/10/1979 |
| 4127295 | Truck bumper and cable winch unit A truck bumper and cable winch unit which embodies a bumper extending transversely in spaced relation ahead of the frame of a truck, structure rigidly securing the bumper in connection with the truck frame, a housing fixed rearwardly of the bumper interme... | 11/28/1978 |
| 4042216 | Cable guide A cable guide comprises a support defining a pair of intersecting pivot axes which are inclined to the horizontal. A pair of wheels are each rotatable on the support about a respective one of the axes and each has an inside face turned toward the inside f... | 08/16/1977 |
