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7228921 |
An ice auger covering apparatus includes a housing that has a bottom wall and a peripheral wall that is attached to and extends upwardly from the bottom wall. The housing has a break therein so that the housing includes a first portion a...
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7000711 |
A horizontal bore cryogenic drilling method includes in a first embodiment forming a pilot hole of a first select diameter along a desired path of the horizontal bore. A grindable casing is inserted into the guide bore. A cryogenic fluid...
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6705412 |
The field of invention relates to ice auger that connects a standard battery operated drill to an adapter that connects a standard battery operated drill to an ice auger. Description of the prior art—Ice augers are known in the prior a...
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6626250 |
An ice auger shroud system for directing debris produced during the drilling of an ice hole in a controlled direction from the operator. The ice auger shroud system includes a shroud member comprised of an elongate tubular structure havi...
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6502649 |
An auger for drilling fishing holes in ice on a body of water has an elongated shank supporting a continuous helical flight and a plurality of partially helical scoop-like members having leading generally radial edges, ice cutting blades...
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6343652 |
A method and apparatus for unplugging a well or pipe obstructed by a gas hydrates. According to the invention, a moving heating element is applied against one end of the hydrate plug, and is displaced axially in the tube or the pipe towa...
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6195057 |
A submarine antenna assembly comprises a tubular body having a removable end cap, a mast stowable in the body and extendible therefrom and having elements mounted thereon, a penetrator stowable in the body and movable therefrom by the ma...
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6183326 |
A deployable buoy having a nose cone and a tail section interconnected by a housing. The buoy comprises an outer shell and a canister with the outer shell axially moveable relative to the canister. An expansion chamber is provided betwee...
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6076617 |
Disclosed is a device for boring holes in ice having a vertical boring position and a horizontal carrying position. The device is comprised of a drive unit with an output, a rotatable shank portion and auger portion coupled to the output...
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5950738 |
Using a standard ice auger having a central shaft, a spiral flighting affixed thereon, and an ice cutting blade at the lower end of the flighting, a cylindrical ice hole is bored through an ice sheet. The inventive apparatus, mounted adj...
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5915485 |
An auger bit for boring ski post holes having an elongated shank with a drill head fixed at a first end of the shank. The preferred drill head has diametrically opposed first and second open chip mouths, each defined by an advancing face...
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5873419 |
An ice cutting instrument for beveling the ice around the bottom of a hole cut in the ice on a lake, which is driven by a motorized power unit. A vertical power shaft supports a cutting blade which can be adjusted between a position near...
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5673761 |
Disclosed is a device for boring holes in ice having a vertical boring position and a horizontal carrying position. The device is comprised of a drive unit with an output, a rotatable shank portion and auger portion coupled to the output...
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5484027 |
A device for producing a small (approx. 1" diameter) penetration through quickly. The device is a penetrator having a conical shape. The penetrator includes a ceramic cone having spiral grooves that house a high resistance wire. The wire...
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5330014 |
An ice auger conversion apparatus has an ice auger support and steering mounting member and a winch connected to the ice auger support and steering mounting member. A ring conversion member detachably connects to the winch. A winch drive...
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5308270 |
A submarine-launched, ice-penetrating sonobuoy is disclosed. The buoy is pedo-shaped with a collapsible obturator tail-fin section removably attached at the tail-end, standard electronics in a mid-section and an explosive nose cone at th...
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5251707 |
A one piece, panel-like and generally diametric blade is mounted upon one end of a shaft portion for rotation therewith. The blade is generally S-shaped in configuration as viewed along the center axis of the shaft portion and includes a...
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5246078 |
Improved ice penetrator apparatus includes protective apparatus for the thermochemical ice penetrator to prevent an undesired explosive sound producing chemical reaction between water and the material of said ice penetrator, particularly...
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5190113 |
A reamer consisting of an elongate body having a first end and a second end. At least one blade is secured to the first end of the elongate body. The blade is movable between an extended position wherein the blade extends radially at an ...
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5176210 |
A method is described for melting ice, e.g. for penetrating ice, snow, frozen soils and other low melting solid materials where frozen water is a principal constituent. It comprises directly contacting the material to be melted with a me...
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5038870 |
Ice auger cutters include a shaft having a handle connected to one end for rotating the shaft about its axis, cutting elements secured to an opposite end of the shaft positioned radially outwardly from the axis, and an adjustable stop co...
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5022470 |
An autonomous ice penetrator/payload delivery system is provided which, when once launched from its parent vehicle will, upon reaching the surface of the ice automatically right itself to proper orientation with respect to the ice surfac...
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4971161 |
An ice auger conversion kit is mounted to a conventional grass-timming apparatus that includes an engine mounted rearwardly of a drive shaft housing with a drive shaft mounted therethrough. The forward end of the drive shaft is of a squa...
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4947943 |
A fisherman's ice auger has a hollow tubular body with an open end and a closed end, and a support pivotably retaining a crank handle in either of a deployed position, for cranking the body about its axis, and a stowed position wherein t...
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4923019 |
An apparatus and method are described for penetrating ice. The apparatus comprises: (a) a confined thermochemical reaction chamber having an inlet opening and an outlet opening and containing therein a substantially immobilized first the...
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4872518 |
A conversion apparatus for use in combination with a chain saw is set forth wherein a housing includes a rotatable shaft for attachment of a left-hand helical flight ice auger wherein the shaft includes a plurality of bearings secured wi...
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4854396 |
A method and apparatus for cutting ice core specimens from a block or sheet f ice, the invention provides swivel cutter elements mounted on the cutter head of an ice coring auger. The swivel cutters each swing into an outwardly extending...
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4819744 |
An ice auger includes a pair of ice boring blades fixedly attached to the bottom of a straight inner auger drive bar. A brace and bit arrangement at the top of the drive bar is for rotating the drive bar and either forcing it down toward...
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4817735 |
An ice auger driven manually by foot power through the instrumentality of a foot driven ratchet drive rotatably affixed to a set of bevel gears permanently mounted in a framework affixed to a stable base. An assymetrically shaped auger s...
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4723611 |
A tool for maintaining ice baskets associated with a nuclear reactor system. The frame of the tool includes a platform which is disposed on a lattice support structure surrounding a selected and isolated basket. The tool includes an elec...
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4699222 |
Apparatus which penetrates a hole through an ice cap from the water beneath the ice cap. A positively buoyant unit containing water under high pressure discharges the water through a nozzle causing erosion of the ice. The nozzle is conne...
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4671920 |
A tool for maintaining ice baskets associated with a nuclear reactor system. The frame of the tool includes a platform which is disposed on a lattice support structure surrounding a selected and isolated basket. The tool includes an elec...
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4651834 |
A thermal ice penetration method and apparatus for melting a hole through ice preferably utilizing thermochemical heating by exothermal reaction between water supplied at least in part by the melting ice and a thermochemical reactant, pr...
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4650011 |
An auger (16) and a pump unit (18) are mounted on opposite sides of a tower (42). Each is moved up and down the tower by a separate chain and sprocket drive (134, 146, 158, and 136, 148, 160). The assembly (16, 18, 42) is laterally shift...
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4640552 |
A method and apparatus is disclosed for breaking apart large masses of ice wherein a borehole is drilled into a mass of ice, the hole is blocked and pressurized to split the ice mass.
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4539750 |
The invention relates to apparatus for cutting and removing a core of ice from an expanse of natural ice such as, for example, a lake or river so that fishing can be accomplished through the remaining open hole. The apparatus consists of...
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4488605 |
A drill assembly or auger for forming a hole in a surface such as ice and having a readily extendible and retractable shank assembly. The shank assembly has first and second longitudinal shank members. One shank member is telescopically ...
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4294183 |
In order to improve the efficiency and reliability of the cutter units employed in large scale ice disaggregation systems, a cutter configuration is employed characterized by an outwardly extending arm which sweeps rearwardly from the di...
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4256188 |
A method and apparatus for drilling a hole in a body of ice and for destroying a body of ice. The method comprises the steps of providing a source of reactant gas of a type which will react chemically with ice to form solid compounds whi...
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4077225 |
An ice cutter movably mounted on a marine structure for cutting encroaching ice floes or ice sheets. A cutter blade is mounted on the structure so that it may be conveniently moved into a position on the structure toward which the ice is...
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4064665 |
An ice anchoring device, and particularly an ice hammer, having a relatively thin walled, partially open or fully closed channel, with opposed interior walls at at least a portion of the channel, and, preferably, parallel outer walls, wh...
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3929196 |
Ice auger, comprising a body tube and attached to this tube: an ice removal helix, a blade, and a hand crank, the body tube consisting of two sections, which for the purpose of folding the ice auger are mutually connected by means of a h...
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3854727 |
A combined snow-boring tool and club for playing a golf-like ball game in snow and adapted to bore a cup in the snow for receiving of the ball comprises a substantially straight shaft having a weighted club head at one end and a rigid sn...
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3797588 |
An ice drill mounts a pair of cutters on a pair of sockets rotatably supported on a bar connected transversely to the end of a drill shaft. The angular orientation of the sockets, and hence the cutters, on the bar may be adjusted by rota...
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3786876 |
The present invention concerns an ice auger to the shank of which an ice lifting and auger guiding helix has been attached and the cutting blade of which consists of two equal blade pieces provided with an ice-cutting edge. The auger acc...
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3760890 |
An ice auger is formed of a body tube with ice-removing helix and a detachable blade, which has been provided with a supporting element fitting into the end of the body tube. The blade has been provided with one or several forks against ...
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3749184 |
A tool for flaring the lower surface of an ice hole is provided wherein a first tubular member has a plurality of brackets spaced about a lower outer circumference thereof from which are pivotally suspended elongated blade members. A sec...
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3731751 |
An ice auger is driven from the power train of a snowmobile through the instrumentality of an auger drive wheel which is rotatably mounted in a drive wheel mounting bracket and forced down against the inside of the bottom run of the snow...
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3710877 |
An auger made in at least two and preferably three parts, which can be made compact for transportation and storage by sliding one bit portion down over the other. A screw member of each bit portion projects through a helical slot in each...
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3705632 |
An ice auger transportable on a snowmobile, and utilizing the electrical system of the snowmobile for its power. The electric motor and drive train are supported by a pair of transparent, di-electric plates, which serve as a light weight...
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