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| Number | Title | Issue Date |
| 7021720 | Till track vehicle A vehicle that uses a steel lug wheel assembly while in the field and has retractable rubber tires for transport on paved roads. The vehicle is capable of simultaneously performing multiple farm operations in a field. The multiple farm operations include shredding, ... | 04/04/2006 |
| 6443466 | All-terrain bicycle An all-terrain bicycle is comprised of a bicycle frame having a front and a rear fork to which is removably secured a front and a rear wheel. Each wheel has a circular rim which is interconnected to the hub by spokes. The rear wheel has sprockets secured ... | 09/03/2002 |
| 4919489 | Cog-augmented wheel for obstacle negotiation A vehicle for overcoming obstacles includes a wheel having an elastomeric flexible annulus upon which the wheel normally rides. Parallel spaced sprockets receive the annulus and include individual cogs which extend less radially outwardly than the annulus... | 04/24/1990 |
| 4909576 | Antiskid device for motor vehicles Antiskid device for the advance on snow or ice of the driving wheels of motor vehicles. The device is wheel-shaped and has a central hub portion intended to be applied and fixed to the outside of a driving wheel of a motor vehicle, a peripheral deformable... | 03/20/1990 |
| 4852948 | Traction device A traction device designed for attachment and support by a spoke of a vehicle wheel. The traction device includes a clamping arm that is forced by a threaded fastener to grip an individual spoke. Extending from the clamping arm is a traction arm having a ... | 08/01/1989 |
| 4697628 | Vehicle having a dual drive wheel assembly and traction device A traction device for use in extracting mired dual wheeled vehicles from a mired condition comprising a block assembly having a plurality of tower members for attachment to and between the wheels of the mired vehicle and a plate assembly for operative eng... | 10/06/1987 |
| 4685743 | Wheel anti-skid attachment A vehicle slip protector including a frame to be fixed to a vehicle wheel for rotation therewith, spokes extending radially outward from the center axis of the frame which is aligned with the axle of the wheel, so as to be radially reciprocally slidably m... | 08/11/1987 |
| 4620602 | Track drive converter A track drive converter for two or four wheel driven vehicles is disclosed. The converter has three interworking elements: a track, a wheel disc and a roller assembly. Each set of tires on a vehicle's side is overfitted with one track. Each wheel is fitte... | 11/04/1986 |
| 4529023 | Traction device for tires The disclosure describes a traction device for mounting on a tire without having to remove the hub cap of a tire wheel on which the tire is mounted. The device comprises a plurality of radially extending arms which are pivotally connected at their inner e... | 07/16/1985 |
| 4463961 | Manually moving a trailer This is an accessory for a two wheeled trailer composed basically of three parts for each wheel: a wheelpiece that fastens to the outside of the wheel and that contains in its center a hexrod; a long-handled ratchet that fits in place over the hexrod of t... | 08/07/1984 |
| 4252377 | Blowout protector A vehicle tire blowout protector is disclosed which comprises a first sidewall member with a peripheral shoulder having sufficient strength to support the vehicle. The sidewall member is mounted to the vehicle wheel so that it is adjacent to one side of t... | 02/24/1981 |
| 4246691 | Traction device The traction device of the invention is for use with a vehicle wheel supported by lugs and having a tire. The traction device has a base with openings for the reception of at least two but less than all, the lugs for supporting the base. A plurality of sp... | 01/27/1981 |
| 3982788 | Tire chain applicator Applicator for applying transverse traction sections to an automobile tire having a toothed cog mounted on the outer surface of the hub at each of the openings between the hub and rim, which are connected in driving engagement with a manually operated wor... | 09/28/1976 |
