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7305778 |
A self-propelled working machine has a pair of transporting parts, a working part, an engine for driving at least the working part, and a main switch for turning the engine on and off. A locomotion preparation switch produces a command f...
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7096608 |
An overload prevention device has a first rotational member for driving engagement with an input shaft of an auger transmission of a snow removing machine, a second rotational member engaging the first rotational member for rotation ther...
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6810609 |
A snow tiller ( 10 ) suitable for grooming ski hills, trails, or other areas, provides an adjustable profile tiller assembly. The snow tiller ( 10 ) is preferably pulled by a tracked vehicle ( 12 ) and has a tiller assembly formed of a p...
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6637134 |
Snow track preparation machine with mill installed in a revolving manner and including a pump driven by a power source, a hydraulic motor connected to the pump on the delivery side and the return side, an actuator supported on the assemb...
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6539649 |
A power transmission system for use in a snow-removing machine has a drive shaft having a first end for supporting a snow blower having a forward end and a rearward end. The drive shaft has second end disposed opposite the first end and ...
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6523283 |
An overload protecting device assembled in an auger transmission is disclosed as including a worm wheel having its side wall formed with a plurality of wheel-side protruding segments, a boss member engaging with the wheel and fixedly cou...
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6223110 |
In accordance with the present invention, a modular architecture to organize and coordinate components that are needed to automate earthmoving tasks, and to coordinate the flow of data between the components is disclosed. The architectur...
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6105348 |
A safety cut-off system prevents the running of a motor of a self-propelled lawn mower having left and right drive wheels, and forward and reverse gears. The safety cut-off system includes a first forward presence lever manipulatable, by...
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5000302 |
A transmission and brake assembly for driving the auger of a snow blower wherein the transmission includes a multiple disk wet clutch and the brake is juxtaposed to this clutch but separated from it by a wall so that the liquid will not ...
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4996783 |
An accident preventing arrangement for rotary snowplows includes a front safety bar in front of the rotating blades. When lowered, the safety bar actuates switches which, in turn, not only disengage a clutch for a drive shaft which rotat...
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4869124 |
A dead-man lever control system for apparatus such as a snow blower or lawnmower includes a latch and key arrangement connected to the levers which permits the levers to be operated independently or conjointly, and which also permits one...
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4760657 |
A snow-sweeping roller for replaceable attachment to a utility road vehicle (1) having brush-equipped roller (4) rotatably affixed at the underside of the vehicle. To achieve low-wear operation of the sweeper roller (4) and simultaneousl...
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4476643 |
A hand control system for a motorized implement such as a snowblower, lawn mower or tiller having a U-shaped handle in which a pair of control levers and a U-shaped bail are pivotally mounted on the handle such that the control levers ca...
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4402149 |
A snow plow including an automotive car body equipped with an engine, a transmission and a clutch means; an operation-frame attached to the rear upper portion of said car body; a clutch operation means attached to said operation frame, s...
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4377044 |
A manual electrically powered snow throwing device has features that allow it to be used either in a shovel mode or in a pushing and pulling mode. The device has an upper handgrip with forward and rearward handgrip portions. The forward ...
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4255879 |
A mechanical dead-man type control for the snow blower auger and wheels but without killing the engine.
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4062135 |
A combined mechanical and electrical control for the traction drive and collector-impeller drive of a snowblower is provided which operates to disconnect the traction drive when the operator loosens his grip on a traction drive control l...
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3490057 |
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3313049 |
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2536166 |
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2353094 |
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1691232 |
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3583084 |
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0678281 |
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