23 FOUR TRACKS RIGID VEHICLES, LIGHT

Polaris Snowmobile Rubber Track-ATV-C http://pedal-dozer.com/

ATV with Camoplast UTV 4S rubber tracks kit, 4 seasons for mud, snow, swamps.

Camoplast ATV tracks from www.atvtracks.net

Polaris 6x6 Ranger with Litefoot tracks from Mattracks, Karlstadt, MN

Polaris 6x6 with Camoplast Traction Plus Tracks at front and 12'' rear tracks from 'The Track Company', Oakland, CA, from Christian S. Hansen.

	TjD Xgen ProMAX ATV, 2007. http://winchambulance.com
	Rhino Yamaha ATV fitted with Tatou UTV 4S tracks. Pict J M M at Aurillac on 2010 08.
	Roadless G2 Orolo Tracks. Pict from the book of Stuart Gibbard, 'Roadless, the Story of Roadless Traction from Tracks to Tractors', Farming Press, 1996.

Chaos Robot of Autonomous Solutions, Inc, Peterboro, Utah, is a search and rescue robot able to navigate over extremely rough, steep and soft terrain with a combination of 4 independently controlled tracks on their arm. Chaos can run and walk. www.autonomous

solutions.com/

Chaos_High_Mobility_Robot

Wolverine WB 1000D-X tracked vehicle of TAGS, White City, SK, of Dumur Industries. Fitted with 100 hp Kubota engine, 1 t payload and hydraulic transmission to the four independent tracks. J M M archives.

Wolverine of TAGS

Tags System-CX Unmanned Group Vehicle, high speed, semi-autonomous UGV of Tags, of Dumur Industries. 100 hp engine, 900 kg payload, 45 km/h.

http://www.wolverineatv.com/

Four tracks Vehicle Personnel Achievement of 2010 in Russia seen on YouTube : вездеход.MOV-1 http://www.youtube.com/watch?v=Yll_sBwLw2s&feature=results_main&playnext=1&list=PLC2AC9EBC246BC9BA

Lego Technic Flex 4 Caterpillar from YouTube

Lego Technic Planet Vehicle 1

Lego Technic Przegubowiec, R_C pilot on YouTube.

Another toy in plastic (about 20 cm long) existed in the 80s : It had four rectangular rigid casing with internal gearing. All the casing turned on themselves like a walking machine, making move forward the vehicle. Is someone have a picture or the brand ?

	Lego Four Tracks. Nice models ! http://www.youtube.com/watch?v=vxBMvElHbBM
	Lego four tracks vehicle. Very interesting vehicle but are all these complex possibilities useful to simply cross obstacles ? http://www.youtube.com/watch?v=ksR7ja8wBtw
	Cournil with tracks, 1978. http://cournil4x4.chez-alice.fr/enginsspeciauxet/index.html
	Big Foot of Attex http://www.6x6world.com/gallery/other-amphibious-atvs/p14844-bigfoot-1000.html, a good site.

	Tarantula four tracks RC toy. http://www.toysit.com/tarantula/
	US002900210-004 Parson's track. Air pressure is maintained inside the watertight track by resilient sealing.

Japanese Van with Rubber Tracks

Japanese van with four rubber tracks.

US005400734-002 Amphibious Vehicle, 1995

US005400734-002 Amphibious vehicle patent, 1993-1995 from Paul Doyon, Québec.