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Class 293/137 - Coil spring


Subclass of Class 293 - Vehicle fenders
Definition: Device in which the shock-dampening material is in the form of
No. of patents: 48
Last issue date: 09/11/2007


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NumberTitleIssue Date
7267313Retaining device for the floating mounting of a flat screen and electronic display device comprising a flat screen and a retaining device
A retaining device includes bearing units (1111, 1112, 1121 1122) that float-mount a flat screen (2000) and that are preferably each provided with at least one elastic-positioning element (11210) and a vibration damping element (11220). T...
09/11/2007
7240959Apparatus for controlling vehicle body rigidity
A vehicle body rigidity control apparatus is equipped with a U-shape member substantially becoming a U-shape, a base member for supporting both ends of the U-shape member, and a constraint element for constraining a deformation of the U-shape member in a substantial...
07/10/2007
7188874Screen door handle activating assembly
An activating assembly for a screen door includes an assembly seat securable to the screen door and having a lever movably received in the assembly seat and a first recovery spring a to push the lever back to its original position, a driving rod in connection to the...
03/13/2007
7097222Vehicle anti-crash safety device
An anti-crash safety device includes a supporting frame for securely mounting to a vehicle body and an impact rebounding unit which includes at least a resilient reinforcing member supported by the supporting frame at a position spaced apart from the vehicle body fo...
08/29/2006
7029044Tunable, healable vehicle impact devices
An impact absorbing device for a vehicle uses a shape memory material that can be heated to repair deformation from a relatively low speed, low energy impact and its stroking force and energy absorption can be tuned by heating. The shape memory material is suitably ...
04/18/2006
6966602Body frame of vehicle, employing load imposing device
A body frame of a vehicle for securing, in control of buckling, necessary strength without increasing the size of the frame member, and for reducing impact deceleration produced at the start of buckling. The body frame of has a frame member provided in one of a fron...
11/22/2005
6877795Volume filling mechanical structures for modifying crash deceleration pulse
A mechanical, active crash pulse management structure for providing modification of crash pulse, wherein the structure has a dormant (initial) state volume, but then in the event of a crash, timely expands into a much larger deployed volume for providing management ...
04/12/2005
6702366Volume filling mechanical structures for modifying crash deceleration pulse
A mechanical, active crash pulse management structure for providing modification of crash pulse, wherein the structure has a dormant (initial) state volume, but then in the event of a crash, timely expands into a much larger deployed volume for providing ...
03/09/2004
6637789Multiple stage system for absorbing force and energy associated with collisions of a land vehicle
The force and energy associated with a collision of a land vehicle is absorbed by a multiple stage system which includes a first stage associated with low impact collisions and a second stage that is associated with high impact collisions. The first stage...
10/28/2003
6217090Safety bumpers
A safety bumper system provides both impact protection for a vehicle and its occupants, and also provides fire protection for one or more areas of the vehicle after an impact sufficient to collapse the bumper. A first embodiment comprises a safety bumper ...
04/17/2001
6179356Impact damper for a motor vehicle and method of making same
An impact damper for a motor vehicle comprises an impact plate on which a collision force acts, as well as an elastically deformable part adjoining the impact plate in the impact direction, by whose elastic deformation in a collision impact energy is abso...
01/30/2001
6106039Bumper structure for a vehicle
A bumper structure for a vehicle comprises a first cross member, a bumper stay, a reinforcement, and a front bumper facsia. The bumper stay is connected with the first cross member to extend forward. The reinforcement is arranged in front of the bumper st...
08/22/2000
6050624Bumper mounting structure
If an impact occurs with an impact energy which exceeds an elastic limit of a bumper while a shock-absorbing member is in a projected position, a bumper stay is forced to move rearward along a first actuating chamber to cause the shock-absorbing member to...
04/18/2000
6022057Car crash protector
A device for fixing to the front part of a vehicle, comprises a support construction which is assembled from profile parts manufactured from metal plate material and provided with attachment points for fixing thereof to the vehicle, a plastic cover elemen...
02/08/2000
6007123Energy absorbing bumper
An energy absorbing bumper that dissipates kinetic energy of a moving mass via conversion to compressive membrane energy stored in a primary beam-column, potential energy stored in two laterally mounted energy absorbers and bending energy stored in a seco...
12/28/1999
5941582Vehicle bumpers incorporating hydraulic means
A bumper device for motor vehicle is disclosed. A series of impact absorbing means to reduce the force of impact from collision that is transmitted onto the chassis of a vehicle is disclosed. The impact absorbing means includes: a hydraulic cylinder and p...
08/24/1999
5678885Vehicle body construction
A vehicle body includes a collapsible nose at the front. Behind the collapsible nose is a motor compartment, and behind the motor compartment is a luggage compartment. The passenger compartment is located rearwardly of the collapsible nose, the engine com...
10/21/1997
5570918Universal bumper system
A universal bumper system presents first and second shock assemblies attached to a vehicle frame. Each assembly comprises a mounting plate with a housing mounted thereto, the housing receiving a shaft in slidable, reciprocal movement therethrough. At a fo...
11/05/1996
5451077Automotive vehicle with safety bumper and two-piece frame
The vehicle frame has a rear section carrying the engine and passenger bearing cab, and a front section carrying a resiliently mounted bumper. The two frame sections have confronting, overlapping end portions connected together for pivotal movement relati...
09/19/1995
5431463Air cell bumper device
An air cell bumper device includes a mounting base mounted on a mounting track being fixed to the body of a motor vehicle, and a rubber air bag fastened to the mounting base for impact protection, the rubber air bag having an inflatable big air bag and sm...
07/11/1995
5031947Vehicular bumper assembly with multibuffer construction
A vehicular bumper assembly is formed of an outer bumper with one or more arcuate faces and one or more resilient pipes having outer surfaces conforming to the arcuate faces. The pipes are located adjacent to the faces and serve a buffering function when ...
07/16/1991
5029919Pneumatic shock absorber for an automobile bumper having venting means
A pneumatic energy absorbing arrangement, for use between the bumper and the frame of an automobile, includes a piston and cylinder combination which provides for an increasing amount of force or energy absorbed in relation to an increasing amount of trav...
07/09/1991
4979770Bumper having pivotal bumper bar for heavy mechanized vehicles
The present invention relates to a bumper construction for mechanized vehicles, especially heavy ones. The bumper is movable relative to the body and chassis of the vehicle, in an upward direction relative to the surface on which the vehicle is travelling...
12/25/1990
4930823Vehicle bumper
A vehicle bumper includes an elongated shell member for attachment to an end portion of a vehicle. An impact member is received within the shell member for limited lateral sliding movement and is biased outwardly through an elongated opening in the shell ...
06/05/1990
4893857Telescopic energy absorber unit for vehicle bumper mounting
A telescopic energy absorbing unit that operatively interconnects the bumper and the frame of the vehicle which incorporates an elastomeric energy absorbing medium within the tubular components of the unit and a resilient preload piston in series therewit...
01/16/1990
4889374Two-stage automobile bumper
A two-stage automobile bumper comprising two buffers set in two inner supporting frames which are supported in two outer supporting frames welded at the front of the chassis and a bumper fixed at the front end of the buffers. When the bumper receives a sh...
12/26/1989
4807915Structure of multi-protection safety car bumper
A new structure of multi-protection safety car bumper to keep a buffer zone between the frame body of the car and the present bumper for the arrangement of U-shaped front steel bar, elastic rubber component, elastic buffer element, U-shaped rear steel bar...
02/28/1989
4679838Vehicle collision bumper
A non-hydraulic energy dissipating collision bumper that functions with surface-to-surface friction in a stacked assembly of one movable disc or ring interleaved between two stationary discs. This bumper has the optimum characteristic of constant force ve...
07/14/1987
4624493Self-restoring energy absorbing bumper mount
An energy absorbing bumper mounting arrangement including a longitudinally extending tubular member having a forward portion secured to a vehicle bumper and an aft portion slidably received in a circular opening formed in a vehicle frame portion. A cylind...
11/25/1986
4592580Bumper cushion
A cushion to provide added impact resistance to front or back bumpers of passenger cars or light trucks. The cushion may be bolted to front or back standard bumpers and consists of two steel plates or rails about 4" wide, and 1/4" thick separated by some ...
06/03/1986
4541661Truck bumper and step device
A combination bumper and step device adapted to be mounted on the rear of a truck. A pair of horizontally spaced channels are pivotally mounted on the rear of the vehicle frame and extend vertically downwardly therefrom. A pair of vertically spaced horizo...
09/17/1985
4456420Car carrier having a sliding and tilting platform
An improved car carrier of the type including a service vehicle having front and rear wheels, a frame, axle springs, and a displaceable platform is disclosed having structure for pivoting and sliding the displaceable platform along a specified path, and a...
06/26/1984
4372595Automobile bumper
A resiliently mounted automobile bumper which effectively absorbs frontal impact shock by compressive deformation of an energy absorbing material, and tilts or skews during oblique and/or bottoming impact, such as the impact which often results during pas...
02/08/1983
4254978Multiple stage flexible bumper
In a highway type motor vehicle, a Multiple Stage Flexible Bumper comprising in combination a bumper bar mounted transversely across the front of the motor vehicle, multiple stage coil compression springs, a pair of spring seats to secure the ends of the ...
03/10/1981
4190276Deformable impact absorbing device for vehicles
An impact absorbing device comprising a hollow polyhedral body formed with a plurality of elongated cutouts in each of its side walls. These cutouts extend in parallel relation in a direction substantially orthogonal with respect to the longitudinal axis ...
02/26/1980
4159584Push bumper
A push bumper is disclosed which is removably attachable to the front of a conventional snow plow and usable in pushing stalled vehicles and the like. The push bumper includes a rigid push plate, the front face of which is covered by a resilient material....
07/03/1979
4143898Bumper for track suspension of a tracklaying vehicle
A bumper for a suspension of a tracklaying vehicle has a first plate formed with a throughgoing hole through which engages one longitudinal end of a bolt. The other longitudinal end of this bolt is screwed into a second plate that is therefore held at a m...
03/13/1979
4136787Elastic hinge of a central buffer coupling for rail cars
An elastic hinge of a central buffer coupling for rail cars, comprises a bearing housing which has at least one end with a coupling rod receiving opening into which a coupling rod extends. The interior wall of the housing has a plurality of axially spaced...
01/30/1979
4126344Compressive bumper assembly
A compressive bumper assembly is disclosed for an electrically powered vehicle in which a bumper is resiliently supported in spaced relationship from the vehicle proper by means of a plurality of springs. The maximum displacement of the bumper from the ve...
11/21/1978
4114937Bumper attachment
The invention relates to vehicle bumpers of the kind including attachment means in the form of energy-absorbing pivotable connections. In a collision the bumper height of the concerned vehicles can vary particularly if the following vehicle brakes just pr...
09/19/1978
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