21 results about "Rear impact" patented technology

A restraining assembly for a vehicle restraint for restraining a rear impact guard (RIG) bar of a vehicle or trailer at a dock may include a hook. The hook may further include a locking arm at a first end thereof, a catch portion at a second end thereof, an axial orifice about which the hook rotates responsive to movement of the RIG bar in contact with the catch portion or the locking arm, and a cam surface disposed between the locking arm and the axial orifice. The hook may be rotatably mounted to a vertical slide assembly of the vehicle restraint that slidably engages the RIG bar to adjust to a height of the RIG bar against a bias applied to the vertical slide assembly. The restraining assembly may be rotated only responsive to movement of the RIG bar to transition between a receiving position for receiving or releasing the RIG bar and a locking position for retaining the RIG bar.

A restraining assembly for a vehicle restraint for restraining a rear impact guard (RIG) bar of a vehicle or trailer at a dock may include a hook. The hook may further include a locking arm at a first end thereof, a catch portion at a second end thereof, an axial orifice about which the hook rotates in response to movement of the RIG bar in contact with the catch portion or the locking arm, and a cam surface disposed between the locking arm and the axial orifice. The hook is rotatably mounted to a vertical slide assembly of the vehicle restraint, which may slidably engage the RIG bar and adjust the height of the RIG bar against a bias applied to the vertical slide assembly. The restraining assembly may be rotated to transition between a receiving position for receiving or releasing the RIG bar and a locked position for retaining the RIG bar in response to movement of the RIG bar alone.

The invention relates to a rear axle protection device (1) designed to be fitted to the body (2) of a motor vehicle, the device (1) having a main part (3) forming a fairing plate (4) designed to be fixed to the body (2) and to cover at least part of the rear axle (5), the plate (4) extending between an axle crossmember (6a) and a mounting crossmember (7) designed to allow the attachment of a battery, the device (1) comprising a reinforcing part (11) designed to form a spacer between the rear axle crossmember (6a) and the mounting crossmember (7) in order to maintain a minimum distance (M) between the axle crossmembers (6a) and (7) in the event of a rear impact suffered by the vehicle equipped with the device (1) which could cause the axle crossmember (6a) and the mounting crossmember (7) to come closer together. (Figure 3)

The utility model provides a motor home chassis anti-collision device which comprises a fixing seat, a fixing plate is welded to the side of the fixing seat, a fixing hole is formed in the fixing plate, a buffering seat is movably installed at one end of the fixing seat, a supporting seat is movably installed at one end of the buffering seat, a ring seat is welded to one end of the buffering seat, and a fixing hole is formed in the ring seat. A rotating pipe is rotatably mounted between the ring seats, a fixed shaft is fixedly mounted between the rotating pipe and the ring seats, fixed hanging lugs are welded to the supporting seat, and a movable rod is rotatably mounted between the fixed hanging lugs. When the motor home chassis anti-collision device is used, the fixing bases are installed at the front end and the rear end of the chassis respectively, buffering and collision prevention in the front-back direction are achieved through the buffering bases, and therefore the situation that the chassis is damaged due to front-back impact force is effectively avoided.

This invention relates to the field of unmanned aerial vehicle (UAV) technology, specifically disclosing a UAV with a wing protection structure and its protection method. The UAV includes a UAV body, a first protection structure, a buffer structure, a second protection structure, and a linkage structure. The UAV body includes a fuselage and arms. The arms consist of a first arm, a second arm, and a wing assembly. The first arm is fixed to the side wall of the fuselage, and the second arm is connected to the first arm via a hinge axis and can swing horizontally. The wing assembly is located at the end of the second arm. The first protection structure is located around the wing assembly and detachably connected to the second arm. The buffer structure is located at the hinge point of the two arms. The second protection structure is located at both ends of the fuselage. The linkage structure connects the first and second protection structures. The protection method includes lateral impact protection steps and front-to-rear impact protection steps. This invention achieves the transmission and conversion of impact force through the linkage structure, enabling the buffer structure to effectively buffer impacts from multiple directions.

The utility model discloses a plate hammer for an impact crusher and the impact crusher. The longitudinal axis extends in the z direction and is parallel to the extending direction of the positioning groove in the installation position, the vertical axis extends in the y direction and points to the radial top face of the plate hammer in the installation position, and the transverse axis extends in the x direction and points to the impact side face of the plate hammer. At least one end, along the vertical axis, of the plate hammer is a working head, and in the extending direction of the transverse axis, the rear impact side face and the front impact side face are sequentially arranged at intervals and are arranged on the two sides of the working head respectively. Wherein the front impact side surface is provided with a convex part at a position close to the radial top surface, and the surface of the convex part protrudes out of the front impact side surface.

Bumpers for loading docks are disclosed. An example rear impact guard (RIG) bumper includes a casing, a compressible body in the casing, a rod through the casing, and a lip-supporting plate associated with the casing and positioned above the compressible body, where the lip-supporting plate is to move with the casing in reaction to an impact from a vehicle.

A suspension system for a vehicle includes a rear suspension arm and a shock absorber that is linked to the rear suspension arm by a rear articulation in such a manner that the shock absorber can pivot around an articulation axis according to a determined angular travel between two extreme angular positions, the rear articulation including a fixing rod on which the shock absorber is mounted, characterized in that it includes a protective cover that is attached to the fixing rod to protect the rear articulation in case of a rear impact.

An arrangement (1) for the rear impact cooling of an impact plate (2) thermally stressed on its front side (3) by a hot medium (4) comprises the impact plate (2), a perforated plate (6) arranged at a distance from the rear side (5) of the impact plate (2), cooling fluid passage holes in the perforated plate (6) directed towards the rear side (5) of the impact plate (2), a cooling fluid outflow channel (9) formed between the rear side (5) of the impact plate (2) and the perforated plate (6), open in a transverse flow direction (10) at a cooling fluid outlet opening, and a cooling fluid supply channel (13) to which the cooling fluid passage holes are fluidically connected. The cooling fluid supply channel (13), the cooling fluid passage holes, and the cooling fluid outflow channel (9) form a cooling fluid passage through the arrangement (1) that is closed up to the cooling fluid outlet opening.To increase heat transfer from the baffle plate (2) to a cooling fluid (15) flowing through the cooling fluid passage, fluidic oscillators (19) are arranged in the cooling fluid passage.

The high-performance impact platform provided by this invention includes a base with front and rear slide rails on its upper surface, a fixed seat extending in front of the slide rails, an impact platform slidably mounted on the slide rails, an impact cylinder and a return cylinder located behind the impact platform, and a secondary accelerator. A waveform generating pad is provided at the front end of the fixed seat. By making the secondary accelerator include front and rear baffles spaced apart on the impact platform, a slide rod mounted between the front and rear baffles, and an impact plate slidably sleeved on the slide rod, a gap is created between the lower surface of the impact plate and the impact platform. The length of the impact plate in the front-rear direction is 70% to 90% of the distance between the front and rear baffles in the front-rear direction. In the very short time that the impact platform impacts the waveform generating pad, the impact plate can use its inertia to impact the front baffle to perform secondary acceleration on the impact platform, increasing the force of the impact platform impacting the waveform generating pad. This significantly improves the impact performance without increasing the size of the impact cylinder.

The invention relates to the technical field of vehicle door structures, in particular to an integrated thermal forming double-door-ring structure for improving rear collision performance of a vehicle body, which comprises a column A, a column B arranged on one side of the column A, a column C arranged on one side of the column B, an integrated double-door-ring reinforcing plate arranged on one side of the column A, and an integrated double-door-ring inner plate arranged on one side of the integrated double-door-ring reinforcing plate. The integrated double-door-ring reinforcing plate and the integrated double-door-ring inner plate are achieved through the integrated tailor-welding thermal forming technology, and the integrated double-door-ring reinforcing plate and the integrated double-door-ring inner plate are connected through the spot welding connecting technology to form a thermal forming double-door-ring structure. The integrated double-door-ring reinforcing plate and the integrated double-door-ring inner plate are welded and connected in a spot welding mode to jointly form the integrated double-door-ring structure with the closed-section cavity, and the closed-section cavity structure can effectively improve the overall rigidity, strength and collision resistance of a door ring area; therefore, the safety and the stability of the vehicle body under the working conditions of side collision and the like are enhanced.

This invention relates to the field of vehicle technology and discloses a rear bumper beam assembly, a vehicle, and a vehicle control method. The vehicle includes a controller and a rear bumper beam assembly. The rear bumper beam assembly includes a beam body and a tow hook and a drive component connected to the beam body. The drive component is tractively connected to the tow hook and is used to drive the tow hook to move along the length of the vehicle between a first position and a second position. The first position is closer to the beam body than the second position. The drive component is electrically connected to the controller, which is configured to: acquire the actual distance between the vehicle and an obstacle when the vehicle is reversing; if the actual distance is less than a safe distance, control the drive component to drive the tow hook to move from the first position to the second position. Applying the technical solution of this invention can solve the technical problem of how to reduce vehicle damage during a collision.

The invention belongs to the technical field of engine accessories, and discloses an engine front end cover damping connecting assembly and a damping method thereof.The engine front end cover damping connecting assembly comprises a locking seat, a rubber damping pad is installed on the inner side face of an inner cavity of the locking seat, and transverse buffering assemblies are symmetrically installed at the positions, close to the four corners, of the bottom end of the locking seat; longitudinal buffering assemblies are arranged at the positions, close to the four corners, of the bottom end of the locking base, transverse buffering assemblies are installed at the top ends of the longitudinal buffering assemblies, and a supporting shaft is movably arranged between the upper transverse buffering assembly and the lower transverse buffering assembly in a rod mode. Through the matching effect between the supporting shaft and the longitudinal buffering assembly, the device can fully buffer front and back impact and meanwhile can fully buffer up and down impact, impact at two different positions can be buffered at the same time and does not interfere with each other, the suspension state of the locking seat can be effectively kept, it is ensured that the locking seat tends to be stable, and the safety of the locking seat is improved. And a good damping effect is achieved.

Methods and systems are provided that include sensors that obtain sensor data as to vehicles travelling behind the host vehicle as the host vehicle is stopped or travelling in a forward direction, and a processor that is configured to: determine, using the sensor data, whether the other vehicles travelling behind the host vehicle includes a rear threat that is likely to contact the host vehicle as the host vehicle is stopped or travelling in the forward direction; and provide automated assistive commands for controlling movement of the host vehicle to avoid contact with the other vehicles travelling behind the host vehicle, when it is determined that the other vehicles travelling behind the host vehicle includes a rear threat that is likely to contact the host vehicle as the host vehicle is stopped or travelling in the forward direction.

A vehicle comprising a rear longitudinal beam assembly (410) provided with a mounting structure, a strut assembly, and a rear subframe (80) connected to the bottom of the rear longitudinal beam assembly (410) by the mounting structure, wherein one end of the strut assembly is connected to the rear longitudinal beam assembly (410), the other end of the strut assembly is connected to the occupant compartment (20), and the end of the rear longitudinal beam assembly (410) is connected to the occupant compartment (20) so that the rear impact force received by the vehicle can be distributed, thereby improving the overall impact strength of the vehicle.

The invention discloses an electric pick which comprises a shell, an impact mechanism and a transmission mechanism, a gear box and a driving motor are arranged in the shell, a front straight barrel is fixedly arranged on the front portion of the gear box, an iron head is fixedly connected to the front end of the front straight barrel, an assembly hole allowing a working head to be installed in is formed in the iron head, and the impact mechanism comprises an air cylinder, a piston, a rammer and a hammer rod. The piston and the rammer are arranged in the air cylinder in a reciprocating motion mode, the piston is connected with the transmission mechanism, the hammer rod is used for bearing impact of the rammer and impacting the working head installed in the assembly hole forwards, a handle is installed on the rear portion of the shell and can move front and back relative to the shell, and a first elastic piece is supported between the handle and the shell. A front step and a rear step are arranged on the inner wall of the assembly hole, a front impact stopping sleeve, a rear impact stopping sleeve and a first buffering rubber ring are arranged between the front step and the rear step, impact of forward impact of the hammer rod and backward impact of the working head can be buffered, and the hand holding feeling is good.

Rear vehicle body structure for a motor vehicle with an openable roof (1) of the storage type for covering an upper side of a cabin (7) of the motor vehicle, the rear vehicle body structure comprising: a rear opening body (10) which is provided in an opening position on a rear section of the vehicle body which is positioned behind the cabin (7); and an upward displacement section provided at the rear section of the vehicle body, wherein the upward displacement section is configured to be displaced essentially upwards relative to a rear end section of the vehicle body by a vehicle body deformation caused by a rear-end impact, characterized by that the rear opening body (10) is supported at a position of the rear section of the vehicle body which is substantially vertical above and / or in front of the upward displacement section, such that the rear opening body (10) is raised in accordance with the upward displacement of the upward displacement section when the rear section of the vehicle body absorbs a rear impact load, more comprehensively: a storage compartment (2) for storing the openable roof (1), wherein the storage compartment (2) is provided at the rear section of the vehicle body, which is positioned behind the cabin (7), wherein the rear opening body (10) is provided for opening the cover of the storage compartment (2), wherein the upward displacement section is configured as an upper section (130) of a wheel arch (13), and wherein the rear opening body (10) has a support structure (70) attached to the rear section of the vehicle body, which is located vertically above and / or in front of the upper section (130) of the wheel arch (13), so that the rear section of the rear opening body (10) can be displaced upwards relative to the rear section of the vehicle body when the rear section of the vehicle body is subjected to a rear impact load.

A structure (ST) is part of a three-wheeled vehicle with an electric drive unit and a rechargeable battery. It comprises two lower longitudinal members (LI), right and left, curved and coupled at the front (PSV) by lower cross members supporting the battery just before a rear (PSR), and two upper longitudinal members (LS), right and left, extending throughout this rear (PSR) and coupled to the lower longitudinal members (LI) by support members (PSL1-PSL2). These upper (LS) and lower (LI) longitudinal members are arranged, when subjected to a rear impact, to deform in a programmed manner to absorb at least part of the impact energy. Figure 3

Methods and systems are provided that include sensors that obtain sensor data as to vehicles travelling behind the host vehicle as the host vehicle is stopped or travelling in a forward direction, and a processor that is configured to: determine, using the sensor data, whether the other vehicles travelling behind the host vehicle includes a rear threat that is likely to contact the host vehicle as the host vehicle is stopped or travelling in the forward direction; and provide automated assistive commands for controlling movement of the host vehicle to avoid contact with the other vehicles travelling behind the host vehicle, when it is determined that the other vehicles travelling behind the host vehicle includes a rear threat that is likely to contact the host vehicle as the host vehicle is stopped or travelling in the forward direction.