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| Number | Title | Issue Date |
| 7802383 | Hitched grooming device for winter trails A hitched grooming device having a tapered frame. a pivot allows for device to create a trail that is kept horizontal no matter the inclination of the terrain. Another pivot allows a compactor to rotate so that it can keep the trail as uniform as possible by keeping... | 09/28/2010 |
| 7299569 | Snow-trail grooming vehicle and method for controlling same 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 thereon and further consumers. Acc... | 11/27/2007 |
| 6948266 | Vehicular arm assembly The present invention relates to a device particularly suitable for grooming/shaping various snow terrain features used by recreational snowboarders and/or skiers and includes an adjustable arm assembly (2) attachable at one end to a suitable vehicle and bein... | 09/27/2005 |
| 6675506 | Motorized ice breaking apparatus A motorized ice breaking apparatus has a housing with a power source connected thereto. A drive train is operatively connected to the power source. The drive train includes a drive shaft with a crank. A blade is disposed on a bottom side of the housing an... | 01/13/2004 |
| 5715613 | Back plow blade construction The present invention relates to a blade which can be removably secured to the bottom of a conventional snow plow. The blade enables the operator of the snow plow to collect snow in either the forward or rearward running directions of the snow plow. This ... | 02/10/1998 |
| 4897941 | Snow grooming comb An improved snow comb for use attached to the trailing edge of tiller skirts and the like. The comb has lateral rows of axially elongate teeth projecting downward from a plate attached to the skirt. The teeth are tapered forwardly, and are alternately lon... | 02/06/1990 |
| 4860465 | Snow grooming vehicle and attachments A vehicle for use in ski-area snow grooming operations and also for use in summer maintenance operations which is provided with a four-wheel hydrostatic-drive transmission and four-wheel steering. The vehicle has a frame/body/engine assembly which provide... | 08/29/1989 |
| 4718183 | Snow tiller The present invention relates to a snow tiller for rearmounting on a track maintenance vehicle. The snow tiller comprises a transmission for driving at least one tiller shaft, a carrier frame for mounting the snow tiller on the track maintenance vehicle, ... | 01/12/1988 |
| 4341027 | Snow treatment apparatus for grooming skiing slopes, trails or the like and a method of operating same 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 relative to the snow su... | 07/27/1982 |
| 4244662 | Snow groomer A snow grooming device for leveling a snowmobile trail comprising a frame having retractable wheels for transporting the snow grooming device and a set of angled blades which direct the snow back and forth across the trail to a leveler bar that directs th... | 01/13/1981 |
| 4174578 | Tracked snowplow A tracked snowplow particularly suited for use in very deep snow. A frame is carried on a tracked mover. The frame supports a triangular belt which is made up of a number of chains, stretched about rolls, and a large number of shovels which extend perpend... | 11/20/1979 |
| 4127949 | Snowmobile trail groomer An elongated main frame is provided including front and rear end portions. An elongated dual track endless track drive assembly is oscillatably supported from the rear end portion of the frame for angular displacement about a first horizontal transverse a... | 12/05/1978 |
| 4110919 | Ski trail forming and conditioning drag An apparatus and more specifically a drag adapted to form and condition a ski trail, and in particular two generally parallel ski traces as commonly used for cross-country skiing, such that the ski traces are of uniform parallelism and depth and are free ... | 09/05/1978 |
| 4083131 | Apparatus for regeneration of skiing courses A method for preparing and regenerating skiing courses wherein the snow is broken up, crumbled and deep-frozen in loosened condition and then a hard course covering is produced by fine levelling and smoothing. An apparatus for carrying out the method comprises... | 04/11/1978 |
| 4058913 | Lightweight trail groomer A light weight trail groomer is supported at its rear end on each side by a pair of longitudinally aligned skis connected to respective arms of a bracket pivotally mounted on a main frame element. The frame structure is arranged for connection at its forw... | 11/22/1977 |
| 4014116 | Long-distance ski-track ploughing device This invention proposes a long-distance ski-track-ploughing device comprising a track sled adapted to be towed by a vehicle in the direction of the track, the underside of the said sled being equipped with tracking elements oriented in the direction of th... | 03/29/1977 |
