| Patents for E01H 4 - Working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes, e.g. by compacting snow (708) |
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| 03/05/2015 | WO2015028835A1 Unmanned mobile device and relative method for treating a snow covered surface, and in particular of glaciers |
| 02/08/2015 | CA2823038A1 Bio-access mat |
| 01/07/2015 | CN204082281U 一种汽车尾气柔性除雪融冰装置 An automotive exhaust system flexible snow melting ice |
| 01/07/2015 | CN104265428A 一种汽车尾气除雪融冰方法及柔性除雪融冰装置 An automobile exhaust method of melting ice and snow ice melting snow flexible device |
| 10/14/2014 | US8857079 Snow groomer and relative control method |
| 10/14/2014 | US8857023 Apparatus for replacing or changing a shaving blade secured to a blade holder of an ice resurfacing machine |
| 09/30/2014 | CA2612954C Piste grooming vehicle with cable torque compensation |
| 09/24/2014 | EP2781658A2 Milling shaft of a rear milling cutter of a snow cat |
| 09/23/2014 | US8839533 Snowgroomer including a winch assembly to aid handling of the snowgroomer on steep slopes, and method of operating the winch assembly |
| 09/18/2014 | DE102013204723A1 Fräswelle für eine Heckfräse einer Pistenraupe Auger shaft for a rear tiller of a snowcat |
| 09/02/2014 | CA2694948C Support mount for laser-guided ice resurfacing machine |
| 08/28/2014 | US20140237862 Self-Driven Ice Resurfacing Machine and Method for Use |
| 08/12/2014 | US8800700 Snow groomer |
| 07/16/2014 | EP2754504A2 Hydrophobic component of a motor vehicle for track maintenance vehicles, method for preparing a hydrophobic motor vehicle component and track maintenance vehicles with a hydrophobic motor vehicle component |
| 06/25/2014 | CN102405320B 包括绞盘组件以帮助扫雪机在陡坡上的操作的扫雪机；以及操作绞盘组件的方法 Methods and operating winch assembly; includes a winch assembly to help snowplow on the steep slopes of the snowplow operation |
| 06/10/2014 | US8745902 Device and method for trimming the ice in a curling rink |
| 06/05/2014 | US20140151463 Apparatus for treatment of snow and ice |
| 06/05/2014 | CA2798502A1 Automatic rink surfacer |
| 05/06/2014 | US8713823 Ski track maintenance system |
| 04/22/2014 | US8701312 Hitch device for connecting a groomer vehicle and a ski slope snow grooming implement, and control method employing such a hitch device |
| 04/15/2014 | US8695237 Apparatus for forming a terrain feature |
| 03/19/2014 | EP2707546A1 Controller |
| 03/18/2014 | US8671596 Ultrasonic ice shaving blade |
| 03/04/2014 | US8662422 Apparatus for treatment of snow and ice |
| 11/16/2013 | CA2777394A1 Ice skating rink side board frame structure |
| 11/07/2013 | WO2013163741A1 Systems, methods and devices for water and energy savings during ice resurfacing |
| 11/07/2013 | DE102008051512B4 Vorrichtung und Verfahren zum Präparieren einer Eisfläche Apparatus and method for preparing an ice surface |
| 09/19/2013 | DE102012203905A1 Pistenraupe zur Schneeflächenbearbeitung Snowcat to the snow surface machining |
| 09/18/2013 | EP2639354A2 Tracked piste preparation vehicle for snow surface processing |
| 08/01/2013 | US20130192096 Ski slope snow grooming method and relative implement |
| 07/25/2013 | US20130185963 Hitch device for connecting a groomer vehicle and a ski slope snow grooming implement, and control method employing such a hitch device |
| 06/27/2013 | DE102011089836A1 Pistenraupe Snowcat |
| 06/26/2013 | EP2607119A1 Piste caterpillar |
| 06/05/2013 | EP2598701A2 Ski slope snow grooming method and relative implement |
| 05/30/2013 | US20130138304 Snow groomer and relative control method |
| 05/28/2013 | CA2675229C Method and apparatus for making and preserving an outdoor frozen surface |
| 05/27/2013 | DE202013004087U1 Pistenraupe Snowcat |
| 05/21/2013 | US8443530 Ice resurfacing sled |
| 05/21/2013 | US8443529 Towed piste processing implement |
| 05/15/2013 | CN202936756U Portable ice arena flake ice removing car |
| 05/09/2013 | US20130111785 Snow removal system |
| 04/10/2013 | CN202865790U Sleigh car torsion bar hanging damping device |
| 04/09/2013 | US8413353 Hitch device for connecting a groomer vehicle and a ski slope snow grooming implement, and control method employing such a hitch device |
| 03/20/2013 | CN202809547U Multifunctional front shovel of pressing snowmobile |
| 03/20/2013 | CN202806929U Wear-resisting anti-slip track strip of pressing snowmobile |
| 03/01/2013 | CA2751723A1 Ice making system using de-gassed water |
| 02/14/2013 | DE102011052544A1 Einrichtung zum Auswechseln eines an einem Messerbalken einer Eisbearbeitungsmaschine befestigten Hobelmessers Means for exchanging a fixed to a cutter bar of ice resurfacing machine planer blade |
| 02/07/2013 | DE102011080466A1 Verfahren zum Analysieren eines Verschleißzustandes eines Windenseiles und Vorrichtung zur Durchführung des Verfahrens A method of analyzing a state of wear of a hoist rope and a device for carrying out the method |
| 02/06/2013 | EP2554750A2 Piste caterpillar with hoist, method for analysing wear of a hoist rope and device for performing the method |
| 01/16/2013 | EP2544782A1 Cable pulling apparatus and related vehicle |
| 12/06/2012 | US20120305321 Snow groomer and relative control method |
| 11/26/2012 | CA2778027A1 Device and method for trimming the ice in a curling rink |
| 11/15/2012 | WO2012154188A1 Controller |
| 11/15/2012 | DE102009024644B4 Pistenraupe mit einer Seilwindenanordnung Snowcat with a rope winch assembly |
| 11/15/2012 | CA2835499A1 Controller |
| 10/25/2012 | DE102011004614B4 Windenarm für eine Windenanordnung einer Pistenraupe Winch for a wind arrangement of a snowcat |
| 10/24/2012 | EP2514874A1 Ski-slope maintenance vehicle |
| 10/23/2012 | CA2522539C Portable ice rink building and resurfacing device |
| 10/18/2012 | DE102011007622A1 Pistenpflegefahrzeug Snow grooming vehicle |
| 10/10/2012 | EP2507436A2 Snow groomer and relative control method |
| 10/10/2012 | EP2507118A1 Snow groomer and relative control method |
| 10/09/2012 | CA2528912C Method and apparatus for making compacted snow pavements |
| 10/08/2012 | CA2757784A1 System for changing ice resurfacer blades |
| 10/08/2012 | CA2736771A1 System for changing ice resurfacer blades |
| 10/04/2012 | DE102009060481B4 Heckfräse für eine Pistenraupe zur Schneepistengestaltung und -pflege Rear tiller for a snowcat to snow ski slope design and maintenance |
| 08/23/2012 | DE102011004614A1 Winch of winch assembly for snowcat, has inlet guide and deflection roller that are arranged at carrier and are moveably aligned along pivotal axis in longitudinal direction |
| 07/31/2012 | US8230622 Ski slope snow tiller |
| 07/12/2012 | US20120174445 Gnss guidance and machine control |
| 06/28/2012 | WO2012014053A3 Ski slope snow grooming method and relative implement |
| 06/27/2012 | EP2468959A1 Method of forming tracks in snow, in particular a cross-country ski track, and relative track-forming device |
| 06/19/2012 | US8201349 Piste grooming vehicle with cable torque compensation |
| 05/31/2012 | DE102010061982A1 Pistenraupe mit einer Seilwindenanordnung Snowcat with a rope winch assembly |
| 05/30/2012 | EP2458091A2 Snowgroomer with cable winch |
| 05/30/2012 | CN102482999A Snow groomer and relative control method |
| 05/24/2012 | US20120124795 System for changing ice resurfacer blades |
| 05/23/2012 | CN102465484A 冰表面重整雪橇 Ice surface reforming sleigh |
| 05/17/2012 | US20120117832 Snow Groomer and Relative Control Method |
| 05/10/2012 | US20120110878 Snow groomer |
| 05/09/2012 | CN202214702U Caterpillar track accessory of snow pressing vehicle |
| 05/01/2012 | CA2448147C A snow-trail grooming vehicle and method for controlling same |
| 04/26/2012 | DE102011116111A1 Cross-country-ski-run maintenance device for use in e.g. snow groomer, has propelled milling shaft whose rotation speed is constantly proportional to rotation speed of auxiliary output of agricultural vehicle |
| 04/25/2012 | EP2444356A1 Method for operating a winch of a tracked vehicle and snow groomer |
| 04/19/2012 | DE102010049984A1 Verfahren zur Steuerung einer Seilwinde eines Kettenfahrzeugs und Pistenraupe Method for controlling a winch of a tracked vehicle and snowcat |
| 04/04/2012 | CN102405320A 包括绞盘组件以帮助扫雪机在陡坡上的操作的扫雪机；以及操作绞盘组件的方法 Methods and operating winch assembly; includes a winch assembly to help snowplow on the steep slopes of the snowplow operation |
| 03/29/2012 | DE102010041371A1 Method for operating serial hybrid drive of vehicle, particularly chain-driven snow groomer, involves calculating power outputted by combustion engine as function of operational parameter of combustion engine |
| 02/09/2012 | US20120030974 Snowgroomer including a winch assembly to aid handling of the snowgroomer on steep slopes, and method of operating the winch assembly |
| 02/07/2012 | CA2645016C Hitched grooming device for winter trails |
| 02/02/2012 | WO2012014053A2 Ski slope snow grooming method and relative implement |
| 02/02/2012 | CA2806694A1 Ski slope snow grooming method and relative implement |
| 01/18/2012 | EP2406478A1 Snow groomer and relative control method |
| 01/03/2012 | USRE43053 Ice maker and a method of making ice |
| 12/28/2011 | EP2398966A1 Snowgroomer comprising a winch assembly to aid handling of the snowgroomer on steep slopes; and method of operating the winch^ assembly |
| 11/10/2011 | DE102006057272B4 Pistenpflegevorrichtung für ein Kraftfahrzeug, insbesondere ein Kettenfahrzeug Ski slope maintenance device for a motor vehicle, in particular a tracked vehicle |
| 11/09/2011 | EP1390583B1 Self-propelled ice preparation machine comprising a navigation system |
| 09/15/2011 | WO2011110547A1 Cable pulling apparatus and related vehicle |
| 09/14/2011 | EP2209946B1 Rotary snow tiller for grooming ski slopes |
| 09/01/2011 | US20110213528 Support mount for laser-guided ice resurfacing machine |
| 08/31/2011 | EP2212475B1 Rotary snow tiller and ski slope grooming method |
| 08/26/2011 | CA2694948A1 Support mount for laser-guided ice resurfacing machine |
| 08/25/2011 | US20110203143 Ski track maintenance system |