Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 915

Document Document Title
WO/2004/080778A1
The invention relates to a method and a device for improving the traction of rail vehicles, especially in autumn and winter. Said device can be integrated into each vehicle and uses a liquid or gaseous pressurised medium to blast off pos...  
WO/2004/054821A1
An abrasive material distribution system (49) for depositing an abrasive particles material mixture (13) on a road surface (14) in front of at least some of the traction wheels (12) of a motorized vehicle (10) is described. A mixture of ...  
WO/2004/033265A1
A hybrid vehicle slip prevention apparatus capable of accurately preventing a vehicle from slipping at all times, comprising a plurality of means for increasing the frictional resistance thereof with a road surface by different mechanism...  
WO/2004/033232A1
A slip prevention device provides a wheel of an automobile with or provides a vehicle with friction force. The device is a safer slip prevention device that always diagnoses in advance its major operation members for abnormality, copes w...  
WO/2004/030945A1
A device for controlling slip of a wheel at the time of starting of and during traveling of a vehicle by operating, when required, friction resistance-increasing means at appropriate intensity. The device has friction resistance-increasi...  
WO/2003/033279A1
A dosing device for sanding devices, comprising a dosing piston (1) for sealing and releasing the throughflow opening for the grit. The dosing piston (1) and the opposite housing wall (4) of the throughflow opening have overlapping profi...  
WO/2003/031205A1
This invention relates to a stuck−vehicle self−saving device,it's an attachment device for vehicles which have rubber tyres,such as automobiles. This device aims to be used in the extrication of such vehicles from the troubles of ice...  
WO/2002/060746A1
A traction unit (22) capable of traversing and turning on surfaces that include compound curves like the surface of a sphere or are inverted like a ceiling. The traction unit includes a plurality of trucks (50a-50d) operable to propel th...  
WO/2002/012635A1
A method for the warming or defrosting of road surfaces is disclosed, whereby the surface is irradiated with an electromagnetic radiation. The irradiation is achieved by means of a series of radiation sources, independent of each other a...  
WO/2001/068431A1
The invention relates to a gritting device (1) comprising a reservoir (2), a metering device (3) and conveyer or dispensing device (5) that is preferably operated by compressed air for dispensing the grit. According to the invention, the...  
WO/2001/058702A1
The invention relates to an antiskid protection device for motor vehicles. According to the inventive device, a rotating retainer flings chain strands between the tread of a tire and the road surface. A support (15) that is provided with...  
WO2000077604A3
The invention relates to a virtual area which can be viewed by a user, comprising a representation unit for representing a calculated image, a data-processing unit for calculating the image and an input unit for the data processing unit ...  
WO/2001/039992A1
The invention relates to a method for improving the driving safety of a vehicle (1) by blowing air reducing water, slush, snow or the like close to the wheels (2', 2'', 3' and 3'') of the vehicle on a roadway. The reduction of the mentio...  
WO/2001/015937A1
A load carrying and distributing assembly is provided comprising a sand ladder (3) and mounting means (4) for releasably mounting the sand ladder on a vehicle (30). The sand ladder is releasably carried by the mounting means in an orient...  
WO/2001/015947A1
An improved mounting system for chain traction systems for use on vehicles with a live axle. Apparatus mounts to the threaded end of the U-bolt shackles (113) which secure the axle to a set of leaf springs (112) through 4 coupling nuts (...  
WO/2001/003952A1
An anti-skid system for vehicles, especially cars, comprises nozzles (9) directed towards the vehicle's tyres, supplied via a supply line (8) from respective receptacles for adhesive fluid (4) and cleaning fluid (5), connected to the sup...  
WO/2000/077604A2
The invention relates to a virtual area which can be viewed by a user, comprising a representation unit for representing a calculated image, a data-processing unit for calculating the image and an input unit for the data processing unit ...  
WO/2000/058661A1
An inflatable support structure (10) adapted for supporting vehicles and personnel on soft ground comprises a generally planar, flexible grid of interconnecting tube elements, with openings (14) between adjacent tube elements. An opening...  
WO/2000/043223A1
The present invention relates to vehicle mounted devices (200, 600) for automatically delivering traction enhancing materials (304, 610) proximate one or more wheels (102) of vehicles (100). In a first embodiment the traction enhancing m...  
WO1999054153A9
A system for deployment of traction enhancing agents (213) uses an infrared detecting sensor (244) to receive ambient IR from a roadway, whereby the road surface temperature is determined. The determined temperature is supplied to a trac...  
WO1999054153A8
A system for deployment of traction enhancing agents (213) uses an infrared detecting sensor (244) to receive ambient IR from a roadway, whereby the road surface temperature is determined. The determined temperature is supplied to a trac...  
WO/2000/035688A1
In the field of vehicles for the desert or mud, a hydraulic system causes the stuck car to bounce up and down repeatedly so it will get out. Also a vacuum system using pumped air and/or exhaust gases sucks in the sand in front of the whe...  
WO1999054153A3
A system for deployment of traction enhancing agents (213) uses an infrared detecting sensor (244) to receive ambient IR from a roadway, whereby the road surface temperature is determined. The determined temperature is supplied to a trac...  
WO/1999/054153A2
A system for deployment of traction enhancing agents (213) uses an infrared detecting sensor (244) to receive ambient IR from a roadway, whereby the road surface temperature is determined. The determined temperature is supplied to a trac...  
WO/1999/038714A1
An anti-skid mechanism operating device comprises an operating unit (10) and an operating arm (6) pivotally supported thereby and intended to carry a rotary anti-skid means and to operate the latter between an active position and a passi...  
WO/1998/014335A1
Antiskid system for motor vehicles, comprising a main pump (4-24) which, actuated through a switch (2-22), is supplied from a sealed tank (1-21) containing liquid, resinous or similar material, and provided with a system (35) for signall...  
WO/1998/006591A1
A sand sprinkler (1) for vehicle wheels, with a trapezoidal hopper (4) for sand storage, and a dual rotary feeder (3). On the periphery of the rotary feeder (3) are mounted two sets of blades (6, 7), each set being staggered with a fract...  
WO/1997/034050A1
Apparatus (11) for laying and recovering ground covering material, such as a track (7), the apparatus includes a main body structure (12) having support means (19) for supporting an axle (13) of a spool (14) arranged to carry the materia...  
WO/1996/020094A1
An anti-skid material for a vehicle and a feeder of same are used for preventing damage caused by slippery road surfaces. From the apparatus (1), crushed stone (21) that is treated with a non-toxic coolant and does thus not cement at tem...  
WO/1996/016826A1
An antiskid device includes a central supporting structure with resilient portions. The peripheral portion of the supporting structure is provided with antiskid elements (3), and the supporting structure is rotatable in use, so that the ...  
WO/1996/012624A1
An antiskid device for vehicles comprises an actuatable arm (2), a rigid spindle (5), which is arranged on the arm (2), and a rotatable antiskid-element-carrying roller (3) which is mounted on the spindle (5). The roller (3) can be set i...  
WO/1995/023077A1
Apparatus and method for reducing the air pressure ahead of the contact patch (20) of a rotating wheel (12) by directing an air jet (80) substantially at right angles or forwardly of right angle to the plane of the wheel to improve tract...  
WO/1995/022465A1
An emergency antislipping method for automobile tires, which is practiced by dropping sand (1) to be scattered onto a front surface (20) and a rear surface of an automobile tire independently or simultaneously. A sand dropping operation ...  
WO/1995/013200A1
A spreader to be mounted on a vehicle. The spreader has a container (10) to hold a particulate material and an outlet (12) for a particulate material. The particulate material can be dispersed from the outlet (12) and there is an electri...  
WO/1995/003944A1
In an anti-skid device for motor vehicles, chain sections (4) are hurled into the area of the road-contacting surface of the tyre by a rotating holder (3). In order to rotate the holder (3), a driving unit (3) presses the holder (3) agai...  
WO/1994/005518A1
The invention concerns an anti-slip device for motor vehicles, the device having several chain of links (10) distributed round the edge of a holder (4) designed to execute a rotational motion. The holder has a hub (6) with an annular col...  
WO/1994/005519A1
In an antislipping device for motor vehicles with several chain links (10) that can be hurled by centrifugal forces below a vehicle wheel, the holder (4) for the chain links (10) is provided with a supporting disk (25) to prevent the cha...  
WO/1994/001294A1
The hazard of icy roads in winter is a serious problem for which little safety provision is currently made for the driver. To counter this problem the applicant proposes a road gritting system for road vehicles which comprises one or mor...  
WO/1993/024338A1
A support part of a vehicle, preferably intended for movement on non-protected ground, consisting of a wheel, crawler belt or a shoe of a walking vehicle, comprises supporting elements transmitting the pressure on the ground and capable ...  
WO/1992/012865A1
A mat comprises a membrane (1) which is moulded from a high-wear-resistant natural or synthetic rubber material, so as to form integrated projecting studs, two on each side. The studs are positioned in pairs directly above one another (a...  
WO/1990/011901A1
Actuation mechanism for anti-skid device of the kind that includes a pulley or a wheel that can be brought in contact with the side of a vehicle wheel so that on the pulley fastened short chain pieces by the rotation of the vehicle wheel...  
WO/1990/007433A1
This invention relates to anti-aquaplaning device for vehicles in general and for airplanes, said device comprising means (1) for removal of water from the roadway in front of a wheel (13); means (3, 4) for coupling said means (1) with t...  
WO/1989/008030A1
A device for protecting the wheels of a vehicle against aquaplaning has water film displacement means (4, 9) the displacement cross-section of which is smaller than its operational cross-section. Deflecting means (11) may be arranged beh...  
WO/1989/007533A1
A device for an anti-skid device for vehicles comprises an arm (10) flexible essentially in one plane, fixed to the vehicle, and carries in its free end a rotatable pulley (16) which at its peripher has chain pieces (17) attached. The ar...  
WO/1989/005378A1
An emergency traction device (10) for vehicles which comprises a particulate traction material, such as sand, held together by a suitable binder material, such as sodium silicate, to provide an easily handled and stored device (10). The ...  
WO/1989/002836A1
The spreader disclosed has a spreading plate and a channel for the spreading material leading to the spreading plate. A first drive lowers and raises the spreading plate together with a slide for opening and closing the spreading materia...  
WO/1988/010200A1
According to the present invention, rotors (3) and a retainer (4) are moved on a road surface in accordance with the rotation of a wheel (7), and, as long as there is a relative movement between the wheel (7) and road surface (5), a belt...  
WO/1987/006537A1
Device for preventing slip of vehicles occur in undesirable road surface conditions - e.g., snowy, frozen, or rainy road surfaces - by the end (5) of exhaust pipe (1) bended and directed toward between ahead of wheel (2) and road surface...  
WO/1987/005271A1
A magnetic power system for transporting charges without friction includes at least one magnet (1) secured to the charge (7) and cooperating with a ferromagnetic profiled carrier (2). It is essential that the magnets (1) be so arranged r...  
WO/1987/000146A1
A closable bag of flexible material with a separate inlet member (3) with an opening for filling of the bag with material, for instance liquid, which inlet member is fastened to the bag. A separate member (7) is arranged for closing of t...  

Matches 101 - 150 out of 915