Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks

BPERFORMING OPERATIONS TRANSPORTING B60Vehicles B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR

B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks

B60R21/01Electrical circuits for triggering passive safety arrangements B60R21/013including means for detecting collisions, impending collision or roll-over B60R21/0132responsive to vehicle motion parameters B60R21/0133by integrating the amplitude of the input signal B60R21/01332by frequency or waveform analysis B60R21/01334using Fourier analysis B60R21/01336using filtering B60R21/01338using vector analysis B60R21/0134responsive to imminent contact with an obstacle B60R21/0136responsive to actual contact with an obstacle B60R21/015including means for detecting the presence or position of passengers, passenger seats or child seats , and the related safety parameters therefor B60R21/01504detecting bag displacement B60R21/01508detecting forces or pressure in bags or modules B60R21/01512Passenger detection systems B60R21/01516using force or pressure sensing means B60R21/0152using strain gauges B60R21/01522using fluid means B60R21/01524using electric switches B60R21/01526using piezoelectric elements B60R21/01528mounted on the bag B60R21/0153using field detection presence sensors B60R21/01532using electric or capacitive field sensors B60R21/01534using electromagneticwaves B60R21/01536using ultrasonic waves B60R21/01538for image processing B60R21/0154in combination with seat heating B60R21/01542detecting passenger motion B60R21/01544detecting seat belt parameters B60R21/01546using belt buckle sensors B60R21/01548sensing the amount of belt winded on retractor B60R21/0155sensing belt tension B60R21/01552detecting position of specific human body parts B60R21/01554Seat position sensors B60R21/01556Child-seat detection systems B60R21/01558monitoring crash strength B60R21/0156by deceleration B60R21/01562by speed B60R21/01564Manually or key-actuated inhibition switches B60R21/01566Devices for warning or indicating mode of inhibition B60R21/017including arrangements for providing electric power to safety arrangements or their actuating means B60R21/0173Diagnostic or recording means therefor B60R21/0176for firing circuits using only mechanical switches as collision detecting means, in series with pyrotechnic fuses B60R21/02Occupant safety arrangements or fittings B60R21/026Rigid partitions inside vehicles B60R21/0286Padded or energy absorbing driving control initiating means B60R21/04Padded linings for the vehicle interior; Energy absorbing structures associated with padded or non-padded linings B60R21/0428associated with the side doors or panels B60R21/045associated with the instrument panel or dashboard B60R21/05associated with the steering wheel, steering hand lever or steering column B60R21/055Padded or energy-absorbing fittings B60R21/06Safety nets, transparent sheets, curtains, or the like B60R21/08automatically movable from an inoperative to an operative position B60R21/09Control elements or operating handles movable from an operative to an out-of-the way position B60R21/11Overhead guards B60R21/12which protect the occupants against personal attack from the inside or the outside of the vehicle B60R21/13Roll-over protection B60R21/131Protective devices for drivers in case of overturning of tractors B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact B60R21/164combined with vehicle venting means for reducing or avoiding the passenger compartment overpressure during inflation B60R21/18the inflatable member formed as a belt or harness or combined with a belt or harness arrangement B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition Arrangement or mounting of air bag modules or components B60R21/201Packaging straps or envelopes for inflatable members B60R21/203in steering wheels or steering columns B60R21/2032the inflator or inflatable member not being rotatable with the steering wheel; Arrangements using the steering column or steering wheel rim for storing, supplying or evacuating the inflation gas or for storing the inflatable member B60R21/2035using modules containing inflator, bag and cover attachable to the steering wheel as a complete sub-unit B60R21/2037the module or a major component thereof being yieldably mounted B60R21/205in dashboards B60R21/206in the lower part of dashboards B60R21/207in vehicle seats B60R21/2072in children's seats B60R21/21in vehicle side panels B60R21/213in vehicle roof frames or pillars B60R21/214in roof panels B60R21/215characterised by the covers for the inflatable member B60R21/2155with complex motion of the cover Retraction under the lining during opening B60R21/216comprising tether means for limitation of cover motion during deployment B60R21/2165characterised by a tear line for defining a deployment opening B60R21/21656Steering wheel covers or similar cup-shaped covers B60R21/21658with integrated switches B60R21/217Inflation fluid source retainers B60R21/2171specially adapted for elongated cylindrical or bottle-like inflators with a symmetry axis perpendicular to the main direction of bag deployment B60R21/2176the air bag components being completely enclosed in a soft or semi-rigid housing or cover B60R21/23Inflatable members B60R21/231characterised by their shape, construction or spatial configuration B60R21/23138specially adapted for side protection B60R21/23184Tubular air bags connected to the vehicle at their two extremities B60R21/232Curtain-type airbags deploying mainly in a vertical direction from their top edge B60R21/233comprising a plurality of individual compartments comprising two or more bag-like members, one within the other B60R21/2334Expansion regulating features B60R21/2338Tethers B60R21/2342Tear seams B60R21/2346Soft diffusers B60R21/235characterised by their material B60R21/237characterised by the way they are folded B60R21/239characterised by their venting means B60R21/26characterised by the inflation fluid source or means to control inflation fluid flow B60R21/26005the inflation fluid being transferred to the inflatable member by the mechanical deformation of the fluid container during an impact B60R21/261with means other than bag structure to diffuse or guide inflation fluid B60R21/262Elongated tubular diffusers B60R21/263using a variable source B60R21/264using instantaneous generation of gas B60R21/2644using only solid reacting substances B60R21/2646the reacting substances being supported by the inflatable member walls, or by a flexible support within it B60R21/268using instantaneous release of stored pressurized gas B60R21/272with means for increasing the pressure of the gas just before or during liberation B60R21/274characterised by means to rupture or open the fluid source B60R21/276with means to vent the inflation fluid source B60R21/30with means to draw ambient air into the flow line and mix such air with the inflation fluid B60R21/33Arrangements for non-electric triggering of inflation B60R21/34Protecting non-occupants of a vehicle B60R21/36using airbags B60R21/38using means for lifting bonnets