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7299569 |
A method for controlling a snow-trail grooming vehicle for grooming snow trails and especially for distributing the driving power which is made available by a drive motor of a snow-trail grooming vehicle onto a chain or track drive there...
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6922920 |
A snow removal apparatus in the form of a shovel in which a leveraged arrangement is used to lift snow gathered on the shovel blade by lateral movement of such blade while supported by a handle adjustably secured upon the blade and the s...
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6773877 |
A dispersal pattern of hydrogen bonding sites on an ice surface is used as a template in a process for the design, selection and manufacture of synthetic ice interface dopants. Ice interface dopants are generally molecules which bind to ...
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6640469 |
A snow blower, vehicle having a blower engine and a propulsion engine is provided with a drvice for limiting the speed of operation of the snow blower vehicle if the blower engine is overloaded. A first signal is transmitted to the propu...
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6453582 |
A snowplow apparatus as adapted to attach to a vehicle having a ball hitch assembly. The snowplow apparatus has a blade assembly connected to an elongated drawbar. A frictionally activated elevating mechanism is operatively connected to ...
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6442876 |
A method of using a multipurpose indoor snow removal system for snow removal including uncoupling the hot or cold water supply of an indoor sink and attaching the main supply pipe to a fluid flow control pipe. Then one of the fluid outle...
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6351898 |
The invention relates to an apparatus and method for utilization of a proximity sensor to control the height adjustment of vehicle-mounted devices for use in clearing snow or debris from a road or runway. One end of a shaft is connected ...
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6336281 |
A snowplow apparatus as adapted to attach to a vehicle having a ball hitch assembly. The snowplow apparatus has a blade assembly connected to an elongated drawbar. A frictionally activated elevating mechanism is operatively connected to ...
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6009642 |
This method provides various high-power-ratio snow removal devices which clear paths narrower than the motor vehicles. We use small, light, low-priced, yet also safe, durable devices to clear the narrow swaths. High power ratios result f...
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5787613 |
An vehicle for removing and melting snow from a roadway wherein the snow is collected, transferred to a snow melting means which utilizes heat from the exhaust and cooling system to melt the snow. The vehicle includes means for restricti...
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5536411 |
A water and energy recovery process for an ice rink is disclosed. The process includes softening and carbon filtering water for use as flood water on an ice rink. The water is then demineralized by reverse osmosis to produce flood water ...
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5499462 |
A method and device scatter preheated sand, urea, road salt, etc. from a spreading vehicle onto runways and roads to counteract slipperiness caused by snow, ice, sleet, mud and the like. Preheating of the material is by an electronically...
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5107765 |
The above device consists mainly of a rigid explosion tank (10) with a closed rear end (11) and a front opening (12). Said tank is mounted in the direction of the slope on which the avalanche is to be triggered. It is connected to a fuel...
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5094019 |
An apparatus for positioning a vehicle relative to an implement to be mounted upon the vehicle consists of a stop member defining a stop surface for engagement by tread surfaces of the vehicle to be positioned, and guide arms adjustably ...
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5088215 |
A plow is constructed of a curved high density polyethylene moldboard and frame assembly. The moldboard can be constructed with a mounting collar that slides over and grips the frame or with the frame molded into and encapsulated by the ...
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5081775 |
A device for attaching a plow to the front of a vehicle is described. It secures to the plow mechanism and serves to raise it in a balanced manner for convenient attaching to the vehicle.
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5067263 |
In the realm of snow grooming devices for ski hills, a unique snow tiller is disclosed. The snow tiller is pulled by a tracked vehicle and has a snow chamber which can be varied in size and dimension. The tiller is also equipped with a c...
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5048207 |
A wing plow for use with a main plow has a scraper blade and a fixed moldboard mounted on the top edge of said scraper blade for the inner portion of the wing plow and a flexible moldboard sheet member joined to said rigid moldboard sect...
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4947562 |
A self-loading tool 2 for removing snow 10 from a surface 12 includes a blade 4 attached to a handle 6. Handle 6 is attached to a neutral plane 24 of blade 4 at an angle between about 65° to about 85° and preferably about 75°. This an...
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4918844 |
Resurfacing or conditioning of the ice surface of an ice rink in the area adjacent the edge of the ice and the kickboards defining the edge of the ice is carried out by a burner unit which applies a propane flame in a direction downwardl...
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4907357 |
A snow plow assembly adapted for mounting on a vehicle. The snowplow assembly includes a conventional blade mounted on the front of the vehicle and powered with conventional hydraulic systems. The snow plow assembly also includes a blade...
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4852278 |
Apparatus is disclosed for grading and measuring surfaces such as roadbeds which have curved and inclined profiles which may have different shapes in successive transverse sections of the roadbed. A blade and screw cutter are supported b...
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4837951 |
A moldboard assembly having a flexible moldboard sheet joined along its bottom edge to a scraper blade unit so that material passing over the blade is directed into contact with the sheet. Adjusting arms are secured to the top corners of...
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4817307 |
A bumper mounting assembly for a vehicle of the type having a frame, a snowplow blade mounting device mounted on the frame, and a bumper comprising a pair of outer sections and a center section. The bumper sections each have a similar co...
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4798012 |
The technical field of the invention is that of pneumatic snow conveying. The invention relates to a process and device for translational conveying of a pile of snow for the purpose of its being cut off by a drawoff device forming a stat...
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4785561 |
Snow removal equipment includes a snowblower on a truck delivering snow into the top of a snow reduction chamber on the back of the truck. The snow falls on several spaced apart, horizontal layers of hot, mutually parallel closely spaced...
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4774777 |
A method of collecting, preserving and repositioning snow on a ski slope whereby the slope may be placed in condition for skiing in the fall prior to the time of sufficient fall of natural snow or the arrival of freezing conditions neces...
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4685228 |
The sweeping brush of the machine is composed of two or more parts in order to maintain a constant pressure of the sweeping brush against the ground, to achieve faster clearance of the snow, and to avoid downtime for adjustments. These b...
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4651450 |
The blades of a packer bar assembly for grooming snow are made of flexible material, such as urethane. The blades are removably mounted in channel members and the mounting assembly is arranged to hold the blade in a desired position.
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4633603 |
A snow removal apparatus adapted to be mounted on a vehicle, for removing snow from a light fixture protruding from the ground. Structure is provided for creating a flowing stream of air and a nozzle connected to the air stream directs t...
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4615129 |
A mobile snow-disposal unit having a vehicle including a sealable snow-collection receptacle having a water-holding internal compartment and an engine for propelling the vehicle utilizes a vacuum pump for lowering the internal pressure o...
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4571860 |
To remove ice and snow from pavement (1) having a carbonaceous top surface (4), a 915 M-Hz micro-wave generator with wave guide (8) is passed over the ice (13) followed closely by a scraper (10). Concrete pavements (1) are first coated w...
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4559725 |
A rotary tiller for maintaining cross country ski trails has a rotary shaft with at least one array of radially extending first cutters flanked by laterally adjacent arrays of radially extending second cutters. The radial lengths of the ...
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4549364 |
A method for laying a snow road or an airplane runway on a snow or ice covered surface includes the removal of a predetermined and relatively small portion of the snow or ice surface, which is melted to water and mixed with the snow or i...
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4545139 |
A construction machine with a cutter is provided to simultaneously cut a slot in an ice sheet, to excavate a trench in the underlying seabed, and to bottom-tow a pipeline in the trench formed by the cutter.
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4498253 |
A snowblower with a propeller drum seated on a free support axle that is disposed horizontally and perpendicular to the driving direction. The support axle is operated by a drive which is situated centrally within the drum. The snowblowe...
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4341027 |
At least one trailing scraper member freely swingable within a vertical plane is provided, which has a scraper blade and a scraper base disposed at an acute angle relative to the blade. The angle of adjustment of the scraper member relat...
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4288931 |
A method of removing snow by utilizing a conveyor unit configured to facilitate depositing of snow into a sewer system. The conveyor unit is fit on or within the manhole sewer openings from which the covers have been removed. The conveyo...
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4282666 |
Method and apparatus for breaking hard snow such as has been thawed and later frozen, and having glazed top surface and consisting of a solid mass to a substantial depth. The apparatus for performing that method includes a plurality of s...
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4271617 |
A method of removing snow from ground surfaces, comprising discharging into a layer of snow lying on the ground in front of a travelling vehicle, high velocity water from a plurality of nozzles mounted on the front portion of the vehicle...
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4253257 |
A snow-removal device includes a frame having a handle at one end and a blade at the other. The frame rests on the ground at the blade end, and a flexible sheet extends from the blade end back toward the handle end. The sheet is attached...
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3964183 |
A method of freeing a coating of ice, snow or frost frozen on to the surface of a manufactured material, such as a metal partition, a masonry or painted structure, or a paved roadway or runway, by concentrating an intense beam of visible...
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3928654 |
Ice and snow accumulation on outdoor surfaces is prevented by application thereto of a formulation which consists essentially of 30 to 45 percent by volume of an alkylene glycol, preferably, ethylene or propylene glycol, in water, and ab...
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3776775 |
Ice is removed from a windshield or the like by spraying onto that surface an at least partially reacted mixture in droplet form of two dissimilar chemical compositions which react chemically to generate heat. The two compositions are st...
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3655093 |
This disclosure relates to a method for treating roadways with sand, salt, or other like material generally applied during snow or icing conditions. Preselected overpasses, which extend across the roadway, are provided with storage means...
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3483641 |
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2802286 |
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2789804 |
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2222437 |
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2192320 |
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