WO2005075256A1 - 乗員拘束装置及び乗員拘束システム - Google Patents
乗員拘束装置及び乗員拘束システム Download PDFInfo
- Publication number
- WO2005075256A1 WO2005075256A1 PCT/JP2005/002355 JP2005002355W WO2005075256A1 WO 2005075256 A1 WO2005075256 A1 WO 2005075256A1 JP 2005002355 W JP2005002355 W JP 2005002355W WO 2005075256 A1 WO2005075256 A1 WO 2005075256A1
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- WIPO (PCT)
- Prior art keywords
- occupant
- shoulder
- restraint device
- occupant restraint
- shaft
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/18—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags the inflatable member formed as a belt or harness or combined with a belt or harness arrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/0006—Lateral collision
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/0018—Roll-over
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/003—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks characterised by occupant or pedestian
- B60R2021/0039—Body parts of the occupant or pedestrian affected by the accident
- B60R2021/0058—Shoulders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R2021/0206—Self-supporting restraint systems, e.g. restraining arms, plates or the like
- B60R2021/022—Self-supporting restraint systems, e.g. restraining arms, plates or the like mounted on seats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/23138—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for side protection
Definitions
- the present invention relates to an occupant restraint device and an occupant restraint system that can restrain the occupant's safety by restraining the back (shoulder) of an occupant seated in a seat in the event of a vehicle accident.
- a vehicle seat In general, a vehicle seat is equipped with a three-point seat belt that supports the occupant's body at three locations to ensure the safety of the occupant seated in the event of an accident.
- a vehicle accident such as a rollover (vehicle rollover) or a vehicle side collision
- the seated occupant In the event of a vehicle accident such as a rollover (vehicle rollover) or a vehicle side collision, the seated occupant is subjected to shocking acceleration in the vertical and horizontal directions.
- the head is struck against the door lining panel or part of the leaflet, etc., resulting in injury.
- the three-point seat belt that restrains the occupant works effectively against the acceleration in the longitudinal direction, but because the occupant is held at the three points of the belt, the acceleration in the vertical and lateral directions Is currently not working as effectively as expected.
- the lateral acceleration provided to the space between the occupant and the body side portion can be suppressed to some extent in the event of a vehicle accident.
- the restraint acceleration impulsive force
- the sensor is activated and the airbag malfunctions due to a disturbance in the posture of the car, the deployed airbag can be easily removed. Since it cannot be restored, it is difficult to repair.
- Another disadvantage is that it is difficult to store small parts in the seat, such as airbags and inflators that actuate airbags, that require a relatively large storage space.
- the present invention has been made in view of the above circumstances, and in the event of a vehicle accident such as a rollover or a side collision, the impact acceleration in the vertical and horizontal directions applied to the back of the occupant is reliably mitigated, and the occupant is injured.
- the purpose of the present invention is to provide an occupant restraint device and an occupant restraint system that can alleviate and improve the field utilization of the device. Disclosure of the invention
- the invention according to claim 1 relates to an occupant restraint device for a vehicle that is attached to a backrest portion of a seat seat on which an occupant is seated and restrains the occupant's shoulder to protect the occupant's body from a vehicle accident.
- a receiving portion that softly receives a side portion of the shoulder of the occupant, an arm portion, and an arrangement that receives the side portion of the shoulder of the occupant when the impact force exceeding a predetermined magnitude is applied to the vehicle
- An instantaneous transfer mechanism that instantaneously moves the receiving portion from an initial position to a predetermined target position via the arm portion so as to be in a state or an appearance.
- the invention described in claim 2 is a vehicle occupant restraint device that is attached to a backrest portion of a seat seat on which an occupant is seated and that restrains the occupant's shoulder to protect the occupant's body from a vehicle accident.
- a drive unit that is driven in response to a collision detection signal, a rotation shaft unit that is instantaneously movable from an initial position to a predetermined target position triggered by driving by the drive unit, and a rotation shaft unit that is attached to the rotation shaft unit And a receiving part for softly receiving the side of the shoulder of the occupant attached to the other end of the arm part.
- the invention described in claim 3 relates to the occupant restraint device described in claim 2, wherein the rotational shaft portion force flat shaft, the spline shaft, and the twist for energizing the rotation of the flat shaft and the spline shaft.
- a spring, and the flat shaft and the spline shaft Normally, cam rotors that lock the urging force of the torsion spring are engaged with each other, a gear lock that transmits the rotation of the drive unit is engaged with the force rotor on the flat shaft side, and the cam rotor on the spline shaft side is engaged.
- a lock plate for locking the shoulder stopper in a predetermined position is engaged.
- the invention according to claim 4 relates to the occupant restraint device according to claim 3, wherein the force shaft rotor of the flat shaft side and the self-locking gear lock state of the flat shaft side, and / or the cam rotor and the lock of the spline shaft side are provided.
- the locked state with the plate is characterized in that it can be easily released.
- the invention described in claim 5 relates to the occupant restraint device described in claim 2, 3 or 4, characterized in that the drive unit is composed of a motor or an electromagnetic actuator.
- the invention according to claim 6 relates to the occupant restraint device according to claim 2, 3, 4 or 5, wherein the pivot shaft portion is at or near the upper end of the backrest portion of the seat. It is provided, and the arm portion curved on the rotation shaft portion is rotatably supported.
- the invention according to claim 7 relates to the occupant restraint device according to claim 2, 3, 4, 5, or 6, wherein the shoulder receiving portion softly receives a side portion of the shoulder of the occupant and the support pad.
- the support pad is made of an elastic member.
- the invention according to claim 8 relates to the occupant restraint device according to claim 2, 3, 4, 5, or 6, wherein the shoulder receiving portion softly receives a side portion of the shoulder of the occupant and the support pad.
- the support pad is formed of a small air bag.
- the invention described in claim 9 relates to the occupant restraint device described in claim 8, characterized in that an air pump or an inflator unit is provided as a supply source for supplying gas to the airbag.
- the invention according to claim 10 relates to the occupant restraint device according to claim 9, wherein gas is supplied to the airbag from the air pump or the inflator to the rotating shaft and the arm. This is characterized in that a gas supply passage is provided.
- the invention according to claim 11 relates to an occupant restraint device according to claim 10, wherein a notch is provided as a part of the gas supply path on a circumferential surface of the spline shaft or / and the flat shaft. It is characterized by being.
- the invention according to claim 12 relates to the occupant restraint device according to claim 10, wherein an L-shaped gas passage is provided as a part of the gas supply passage at a root portion of the arm portion. It is characterized by having.
- the invention according to claim 13 relates to the occupant restraint device according to any one of claims 1 to 12, wherein after the occupant restraint device is actuated, the receiving portion or Z and the rotating shaft portion are placed in an initial position. It is characterized by being able to be restored and reused.
- the invention according to claim 14 relates to an occupant restraint system, wherein an upper shoulder restraint device for restraining an upper portion of the occupant's shoulder is attached to one side of a backrest portion of a seat seat on which the occupant sits, The occupant restraint device according to any one of claims 2 to 12 is attached to the other side of the backrest portion.
- the vertical acceleration and the horizontal acceleration applied to the occupant are restricted, and occupant injury is reduced.
- the shoulder and thus the entire back are firmly restrained by pressing down the seated occupant from two directions, the top and side directions, and the head and body are prevented from moving up and down and from side to side. It can surely prevent occupant injuries such as hitting the side ceiling or jumping out to the next seat.
- the receiving portion can be reliably restrained (locked) at a suitable position on the occupant's shoulder. Can be taken softly to protect the passenger's body from harm.
- the gear lock and lock plate 22 are used as the locking means for the receiving part, the locked state after deployment can be released relatively easily (the lock is loosened). By reverse drive of motor 1 2 easily unlocks after unfolding and can be unlocked simply by lifting the pawl of the lock plate. Therefore, the reusability of the device can be further improved. As a result, the device can be used any number of times for durability and safety tests, and the reliability of the device performance test can be further increased. In addition, because the reusability is high, the acceleration threshold of the collision detection sensor can be set relatively low, so even if the frequency of use increases, the cost burden is low, but it can further contribute to the prevention of accidents. Safety for employees can be ensured more reliably.
- the drive unit is composed of a motor or an electromagnetic actuator, it can be operated electrically quickly and accurately by a sensing signal in the event of a vehicle accident.
- the pivot shaft portion is provided at or near the upper end of the backrest portion of the seat, and the curved arm portion is pivotally supported by the pivot shaft portion.
- the receiving part that softly receives the occupant's shoulder can be stored in the compact bag, so that it does not usually get in the way.
- the elastic member in the event of a vehicle accident such as a rollover or a side collision, at least the shoulder of the occupant is repulsively held by the elastic member, so that damage to the occupant can be reduced.
- the material of the elastic member it is desirable that the rubber member has elasticity enough to be deformed by a normal human force such as sponge-like resin.
- FIG. 1 is a schematic diagram showing a configuration of an occupant restraint system according to a first embodiment of the present invention.
- an upper shoulder restraint device constituting the occupant restraint system and a shoulder as an occupant restraint device
- Fig. 2 is a perspective view schematically showing the configuration of the side restraint device, and shows the usage state of each device.
- Fig. 2 shows the upper shoulder airbag used in the upper shoulder restraint device of the passenger restraint system folded and stored.
- FIG. 3 is a configuration of a shoulder side restraint device as an occupant restraint device in the occupant restraint system.
- FIG. 4 is a perspective view showing a configuration of a gear lock portion of an instantaneous rotation mechanism part constituting the shoulder side restraint device
- FIG. 5 is a perspective view showing FIG. It is the figure which looked up at the shoulder side part restraint device from the bottom, and is a top view for explaining the operation state of the shoulder side part restraint device.
- FIG. 6 is a schematic diagram showing the configuration of an occupant restraint system according to the second embodiment of the present invention. Specifically, the upper shoulder restraint device and the occupant restraint system constituting the occupant restraint system are shown.
- Fig. 7 is a perspective view schematically showing the configuration of a shoulder side restraint device as a device, and fc shows the use state of each device. Fig. 7 shows the operation of an air pump used in the shoulder side restraint device as the passenger restraint device.
- FIG. 8 is an exploded perspective view showing an exploded main part on the air supply path of the drive mechanism part constituting the shoulder side restraint device, and FIG. FIG. 7 is a view of the shoulder side restraint device of FIG. 6 as viewed from below, and is a plan view for explaining an operating state of the shoulder side restraint device.
- the best mode for carrying out the present invention is a shoulder receiving portion 15 attached to the back portion 1a of the seat 1 on which the occupant 2 is seated and softly receiving the shoulder side 3b of the occupant 2; Arm 1 4 A and a motor (drive unit) 2 that changes the arrangement or form of the shoulder receiving portion 15 via the bifurcated arm 1 4 A, and the motor 2 is provided to the vehicle. If an impact force exceeding the size of is applied, the shoulder stopper 15 moves from the initial position to the predetermined target position via the bifurcated arm 14 A, and the shoulder side 3 b of the occupant 2
- the shoulder receiving part 15 is configured to be driven so as to be in the arrangement state or the receiving form.
- FIG. 1 is a schematic perspective view schematically showing the configuration of an occupant restraint system A according to a first embodiment of the present invention.
- the occupant restraint system A is a rollover (vehicle rollover).
- a vehicle emergency such as the upper part of the shoulder 3
- the upper shoulder restraint device 4 that protects the body of the occupant 2 so that the occupant 2 is not thrown up and down from the seat 1 and the occupant 2 in the event of a vehicle emergency such as a side collision.
- the shoulder side 3b is softly received, and is schematically shown from the shoulder side restraint device 5A that protects the occupant 2's body so that the occupant 2 is not thrown from the seat 1 in the left-right direction.
- Figure 1 shows the right part of the occupant 2 sitting on the seat 1 and the upper shoulder restraint 4 is installed on the upper right side of the backrest 1a, and the left upper part of the backrest 1a. Shows an example in which the shoulder side restraint device 5 A is installed.
- FIG. 1 is an example, and the upper shoulder restraint device 4 may be disposed on the left side of the backrest 1a, and the shoulder side restraint device 5A may be disposed on the right side of the backrest 1a.
- the shoulder side restraint device 5 A is attached and fixed to a frame (not shown) provided at the upper end lc (FIG. 5) of the backrest 1 a of the seat 1.
- a collision detection sensor (not shown), for example, a vehicle side collision detection sensor, and operates in response to a detection signal from the detection sensor.
- the instantaneous rotation mechanism section 13 A includes a flat shaft 16 and a spline shaft 17 A that form a rotating main shaft (rotating shaft section) with a common shaft center.
- the torsion spring 18 provided on the shaft 16 and the portion on the right end side in the figure of the above rotating main shaft, which is engaged with the flat shaft 16 and has locking grooves V 1 and V 2 (Fig. 4 )
- a cam rotor 2 that is engaged with the spline shaft 1 7 A and is provided with a lock groove (not shown).
- It has a lock blade M that locks the cam rotor 2 0 a and is engaged with the pinion gear 2 7, receives the power of the motor 1 2 and releases the locked state of the cam rotor 2 0 a, and the gear lock 2 1 and the cam rotor 2 0 b And a locking plate 2 2 with a claw that engages with a locking groove (not shown) and hooks the shoulder receiving portion 15 A at a predetermined position.
- the torsion spring 18 is engaged with the cam rotor 20a on the flat shaft 16 side, and the other end is engaged with the fixing frame 1 1a.
- the flat shaft 1 On the 6th side a spring force acts, but since the cam rotor 2 0 a is locked by the gear lock 2 1, the torsion spring 1 8 continues to hold the accumulated state of bullet energy, and the vehicle emergency Sometimes, when the device is activated, the elastic energy stored up to that point is consumed.
- Instantaneous rotation mechanism part 1 3 A A rotating spindle 1 6, 1 7 A is fixed to the ends of a pair of bifurcated arms 1 4 A, 14 A at both ends.
- the bifurcated arms 14 A and 14 A can also be rotated along with the rotation of 17 A.
- the bifurcated arms 14 A and 14 A have a pair of long and short arms 14 a and 14 b that are branched from each other in the middle of the root portion and are separated from each other by a predetermined distance.
- a shoulder stopper 15A is attached to each end of the pair of long and short arms 14a, 14b.
- the shoulder receiving portion 15 A is provided with a shoulder side protection pad (support pad) 2 4 A which is a portion for actually receiving the shoulder side 3 b of the body of the occupant 2 in the case of a vehicle emergency. It consists of a support plate 2 3 A that supports the side protection pads 2 4 A.
- the shoulder stopper 15A is connected to a pair of U-shaped receivers 25 and 25 provided on the back surface of the support plate 23 and a pair of bifurcated arms 14A and 14A.
- the pair of horizontal bars 26, 26 are fitted and fixed to the bifurcated arms 14A, 14A.
- the material for the shoulder side protection pad 24 A is preferably a flexible and elastic rubber member, resin, cloth member, or a hybrid member thereof.
- FIG. 4 is a perspective view showing a configuration of a gear lock portion constituting the instantaneous rotation mechanism portion 13 A.
- the gear lock 21 includes a lock plate 2 1 a for locking the cam rotor 20 a by engaging the blade M with the lock grooves V 1 and V 2 of the cam rotor 20 a, It is composed of a gear 2 1 b that is meshed with the pinion gear 2 7 of the motor 1 2 and interlocked with the pinion gear 2 7.
- the lock groove VI of the cam rotor 20a is designed so that the shoulder stopper 15A (shoulder side protection pad 24A) is pawled at the desired retracted position.
- the lock groove V 2 is provided at the circumferential portion corresponding to the storage position, as shown in FIG.
- the protective pad 2 4 A) is provided at a position on the circumference corresponding to the developed position so that it is locked at a predetermined developed position (target position).
- the drive of the motor 12 becomes a trigger, and when the cam rotor 2 0 a is released from the lock blade M of the lock plate 2 1 a, the cam rotor 2 0 a is turned to the torsion spring 1 8
- the rotating force is transmitted in the order of camshaft 20 0a ⁇ flat shaft 16 and spline shaft 17 A ⁇ bifurcated arm 14 A on the flat shaft 16 side.
- Shoulder stopper 1 5 A shoulder side protection pad 2 4 A
- the upper shoulder restraint device 4 includes an inflator 6 that instantaneously generates and injects high-pressure gas, and an air tube bag 7 that has one end communicating with the inflator 6 and functions as a tubular air bag 7. And an airbag 8 for protecting the upper shoulder portion, which is a bag-like airbag connected to the other end of the airbag tube 7 and communicating with the inflator 6.
- the inflator 6 is attached and fixed to a part of a vehicle (not shown) via a fitting 6 a such as a flange, and is folded together with an air tube bag 7 and an upper shoulder protection air pack 8 that are folded together.
- the rudder belt 10 is housed in a sash guide portion (not shown). And it is the structure which responds to the detection signal from the collision detection sensor which is not shown in figure.
- the shoulder upper protective airbag 8 is provided with a step portion 8a.
- the stepped upper portion 8a protrudes from the sash guide portion when the folded shoulder upper protective airbag 8 protrudes from the inside of the sash guide portion. When it expands, it is formed in a mode that is located at the lower part of the tip in the deployment direction.
- a belt tunnel passage 9 through which a shoulder belt 10 that constitutes a three-point seat belt together with a lap belt (not shown) can smoothly pass is formed on a surface that intersects the unfolding direction of the step portion 8a. Yes.
- FIG. 2 shows a state in which the air tube bag 7 and the upper shoulder protection air bag 8 are both folded.
- the upper shoulder restraining device 4 is normally housed in a sash guide (not shown) of the shoulder belt 10 in a compactly folded state as shown in FIG.
- a sash guide (not shown) of the shoulder belt 10 in a compactly folded state as shown in FIG.
- the shoulder belt 10 passes through the belt tunnel passage 9 formed in the upper shoulder protection airbag 8, when the occupant 2 wears the three-point seat belt, The operability of the point-type seat belt is not hindered, and even when the occupant 2 is wearing the three-point type seat belt, the operability of the upper shoulder restraint device 4 in a vehicle emergency is not hindered. .
- a collision detection sensor for example, a vehicle side collision detection sensor
- force detection signal (not shown) is generated and input to the shoulder side restraint device 5A.
- the motor 12 is driven in response to the detection signal input from the collision detection sensor. As shown in FIG. 4, as the pinion gear 2 7 of the motor 1 2 rotates, the gear lock 2 1 is driven to rotate, and the lock blade M is removed from the lock groove VI of the cam rotor 2 0 a ( As a result, the inertia energy of the torsion spring 18 is released (FIG. 4 (a)).
- the W upper restraint device 4 also operates simultaneously with the shoulder restraint device and the binding device 5A in response to the input sensing signal.
- high-pressure gas is supplied from the inflator 6 to the upper shoulder protection airbag 8 through the air tube bag 7, so that the folded upper shoulder protection airbag 8 is sashed. Expands from the inside of the guide (expands) and expands.
- the shoulder upper protective airbag 8 rapidly expands while being moved and expanded along the shoulder belt 10 by the guide of the benolet tunnel passage 9.
- the shoulder 8a of the shoulder upper protective airbag 8 abuts against the upper shoulder 3a of the occupant 2
- the upper shoulder 3a of the occupant 2 is restrained by the upper shoulder protective airbag 8. Therefore, Crew 2 is prevented from being thrown up and down and saved from harm.
- the step portion 8 a contacts the upper portion 3 a of the shoulder of the occupant 2, the upper shoulder protection air bag 8 can be prevented from being further moved and deployed along the shoulder belt 10. Become.
- the air tube bag 7 provided between the inflator 6 and the upper shoulder protection airbag 8 is folded or seated.
- the shoulder upper protective airbag 8 is adjusted so that it is maintained at a preferred position on the side of the head of the occupant 2 (upper shoulder 3 a). In this way, it is possible to block (block) the occupant 2 from flying to the ceiling of the vehicle body against the vertical acceleration that occurs during a rollover (overturn) impact. You can avoid hitting it.
- the lateral acceleration of the occupant 2 is absorbed by absorbing the impact acceleration in the lateral direction that is generated at the time of a side collision on the driver's seat side or a side collision on the passenger seat side. Can be restrained. Also, when rolling over (car overturning), the upper 3a of the shoulder of the occupant 2 can be restrained against the impact acceleration in the vertical direction applied to the occupant's back and shoulders, thus saving the occupant from harm. Can do.
- the gear lock 21 and the lock plate 2 2 with claws are used as the locking means for the shoulder stopper 15 A (shoulder side protection pad 24 A). Can be released (releasing the lock) relatively easily.
- the gear hook 2 1 can be easily unlocked by the reverse drive of the motor 1 2.
- the acceleration threshold of the collision detection sensor is set to a relatively low value, so even if the frequency of use increases, the cost burden is low, but accident prevention is further prevented. Can contribute to the safety of passengers.
- the shoulder stopper ij portion restraining device 5 B is made of a rubber member, a resin, a cloth member, etc.
- a deployment inflatable shoulder side protection air bag 2 4 B small air bag
- FIG. 6 and FIG. 9 the same components as those shown in FIG. 1 and FIG.
- the upper shoulder restraint device 4 in this example has the same configuration as the upper shoulder restraint device 4 (FIG. 1) in the first embodiment described above. Only the configuration and operation of the bundling device 5B will be described, and the description of the configuration and operation of the upper shoulder restraint device 4 will be omitted.
- the shoulder side restraint device 5 B is normally folded, and in the event of a vehicle emergency, it expands and inflates instantaneously, and the shoulder side 3 b of the occupant 2 is softly received and restrained. Shoulder stop 15 B and the vehicle in the event of an emergency, the shoulder stop 15 B is instantaneously rotated from the retracted position toward the side 3 b of the shoulder of the occupant 2 and equipped with an air supply path.
- Mechanism part 1 3 B, and air pump 2 8 that sucks air in the event of a vehicle emergency and supplies the sucked air to the shoulder support part 15 B to deploy and expand the shoulder side protection airbag 2 4 B
- An air supply tube 29 interposed between the air pump 28 and the shoulder side protection air bag 24 B (specifically, an instantaneous rotation mechanism portion 13 B provided with an air supply path); It is roughly composed.
- the air pump 28 is accommodated in the pedestal 1b of the seat 1 and, as shown in FIG.
- Air intake valve 3 0 is set to “open” while air supply valve 3 1 is set to “closed”, so that air is taken into air cylinder 3 3 and corresponds to the remaining half cycle of the drive cycle.
- the air intake valve 3 0 is set to the “closed” state while the air supply valve 3 1 is set to the “open” state, so that the air supply tube 2 9 High pressure air is press-fitted and supplied to the folded shoulder side protection air pack 2 4 B via the air supply path, etc., and the shoulder side protection air bag 2 4 B is inflated.
- the instantaneous rotation mechanism 1 3 B has an air supply path 3 5 for supplying the high-pressure air supplied from the air pump 2 8 to the shoulder side airbag 2 4 B for protection.
- 3 6, 3 7, 3 8 and 39 are different from the instantaneous rotation mechanism part 1 3 ⁇ ⁇ ⁇ ⁇ (Fig. 1) in the first embodiment described above in that they are newly attached.
- the other constituent functions are substantially the same as those of the instantaneous rotation mechanism unit 13 A. Therefore, except for the air supply device ⁇ , in FIG. 8, the same components as those in FIG. 3 are denoted by the same reference numerals and the description of the same function is simplified.
- the air supply path that passes through B is provided in the fixing frame 1 1 b as shown in the figure, and the upstream joint for connecting the air supply tube 29
- a bifurcated arm 1 having a spline shaft 1 7 B having a portion 3 5 and a notch portion 3 6 communicating with the suction joint portion 3 5 on the peripheral side surface and a pair of long and short arm portions 1 4 c and 1 4 d 4 L-shaped pipe 3 7 drilled at the base of B and communicating with the notch 3 6, resin or metal external supply pipe 3 8 connected to the L-shaped pipe 3 7, It is composed of a downstream joint portion 39 provided at the outlet of the external supply pipe 38.
- the shoulder support 15 B is normally folded as shown in Figure 8.
- the vehicle When the vehicle is in an emergency, it is deployed and inflated by injecting high-pressure air to protect the bag-shaped shoulder side of the body of the occupant 2 that is the part that actually receives the shoulder side 3 b.
- the airbag 2 4 B and a support plate 2 3 B for supporting the shoulder side airbag 2 4 B are provided.
- the support plate 23 B is provided with a resin or metal air suction pipe 40 that is connected to the exhaust joint 39 of the instantaneous rotation mechanism 13 B. It has been.
- a detection signal is generated from a collision detection sensor (not shown), and is input to the shoulder side restraint device 5B.
- the motor 12 and the air pump 2 8 start driving in response to the detection signal input from the collision detection sensor.
- the instantaneous rotation mechanism 1 3 B as described in the first embodiment, the starting point lock is released by driving the motor, the elastic energy of the torsion spring 1 8 is released, and the shoulder force is received by the biasing force.
- 1 5 B shoulder side protection air pack 2 4 B
- occupant's shoulder side 3 b Fig. 6 and Fig.
- the air pump 28 when a detection signal from the collision detection sensor is input to an air pump drive circuit (not shown), the pump operation shown in FIG. 7 is started.
- the air sucked by the air pump 2 8 passes through the air supply tube 2 9 and the instantaneous rotation mechanism 1 3 B through the air supply path 3 5, 3 6, 3 7, 3 8, 3 9, Inhaled by side protection airbag 2 4 B.
- the shoulder side protective air bag 24 B is rotated toward the side 3 b of the occupant's shoulder (in the direction of arrow D in FIGS. 6 and 9) by the instantaneous rotation mechanism 1 3 B. It expands by sucking air while going out.
- the back restraint device is provided on the left side of the backrest of the seat seat facing forward. It may be provided on the side, or may be provided on both the left and right sides.
- An upper shoulder restraining device may also be provided on the upper left side of the backrest, and further on both left and right sides.
- an electromagnetic actuator may be used instead of the motor.
- the air pump is used, but a replaceable inflator unit may be used instead of the air pump.
- the cutout as a part of the gas supply path is not limited to the spline shaft but may be provided on the flat shaft side, or may be provided on both the spline shaft and the flat shaft.
- the air pump 2 8 operates simultaneously with the motor 1 2 to supply air to the shoulder side protection airbag 2 4 B has been described.
- the bifurcated arm 1 The air supply to the shoulder side protection airbag 2 4 B may be opened according to the movement of 4 B.
- the back restraint device for a vehicle has been described.
- the present invention can also be used for a back restraint device provided in a seat seat of an aircraft or the like.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
- Seats For Vehicles (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE602005008377T DE602005008377D1 (de) | 2004-02-05 | 2005-02-07 | Insassenrückhaltevorrichtung und insassenrückhaltesystem |
US10/588,442 US7641233B2 (en) | 2004-02-05 | 2005-02-07 | Occupant restraint device and occupant restraint system |
EP05710255A EP1712427B1 (en) | 2004-02-05 | 2005-02-07 | Occupant restraint apparatus and occupant restraint system |
JP2005517835A JP4362482B2 (ja) | 2004-02-05 | 2005-02-07 | 乗員拘束装置及び乗員拘束システム |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004030001 | 2004-02-05 | ||
JP2004-030001 | 2004-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005075256A1 true WO2005075256A1 (ja) | 2005-08-18 |
Family
ID=34835976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/002355 WO2005075256A1 (ja) | 2004-02-05 | 2005-02-07 | 乗員拘束装置及び乗員拘束システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US7641233B2 (ja) |
EP (1) | EP1712427B1 (ja) |
JP (1) | JP4362482B2 (ja) |
AT (1) | ATE402050T1 (ja) |
DE (1) | DE602005008377D1 (ja) |
WO (1) | WO2005075256A1 (ja) |
Families Citing this family (26)
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JP2007008194A (ja) * | 2005-06-28 | 2007-01-18 | Nissan Motor Co Ltd | 乗員保護装置、自動車および乗員保護方法 |
DE102008018224A1 (de) | 2008-04-10 | 2009-10-15 | Theegarten-Pactec Gmbh & Co. Kg | Verfahren und Vorrichtung zur Übergabe von kleinstückigen, insbesondere mit einem Stiel versehenen Produkten an eine Längsfördereinrichtung |
DE102009007180B4 (de) * | 2009-01-28 | 2015-12-17 | TAKATA Aktiengesellschaft | Gassack für ein Fahrzeuginsassen-Rückhaltesystem |
DE102009019766A1 (de) * | 2009-04-28 | 2010-01-28 | Takata-Petri Ag | Gassack für ein Fahrzeuginsassen-Rückhaltesystem und Verfahren zum Herstellen eines Fahrzeuginsassen-Rückhaltesystems |
JP4924667B2 (ja) * | 2009-07-13 | 2012-04-25 | トヨタ自動車株式会社 | 乗員拘束装置 |
DE102011000052A1 (de) * | 2010-01-08 | 2011-07-28 | TK Holdings, Inc., Mich. | Airbag |
ES2416494T3 (es) * | 2010-02-19 | 2013-08-01 | Schroth Safety Products Gmbh | Sistema de retención con tensor de cinturón y airbag |
ITPI20110064A1 (it) * | 2011-06-10 | 2012-12-11 | Mirko Martino | "poggiatesta a collare reclinabile con estremita' di blocco girevoli" |
US8523220B1 (en) | 2012-03-19 | 2013-09-03 | Amsafe, Inc. | Structure mounted airbag assemblies and associated systems and methods |
US20130261900A1 (en) * | 2012-03-30 | 2013-10-03 | Tk Holdings Inc. | Occupant protection system |
GB2519784A (en) * | 2013-10-30 | 2015-05-06 | Ford Global Tech Llc | An Airbag Assembly |
US9944245B2 (en) * | 2015-03-28 | 2018-04-17 | Amsafe, Inc. | Extending pass-through airbag occupant restraint systems, and associated systems and methods |
SG11201708221UA (en) | 2015-04-11 | 2017-11-29 | Amsafe Inc | Active airbag vent system |
US9994180B2 (en) | 2015-09-17 | 2018-06-12 | Pratt & Miller Engineering and Fabrication, Inc. | Restraint system, optionally hands free |
US10604259B2 (en) | 2016-01-20 | 2020-03-31 | Amsafe, Inc. | Occupant restraint systems having extending restraints, and associated systems and methods |
US9849855B1 (en) | 2016-06-01 | 2017-12-26 | Ford Global Technologies, Llc | Seatbelt airbag assembly |
WO2017214519A1 (en) * | 2016-06-10 | 2017-12-14 | Key Safety Systems, Inc. | Tray table airbag assembly |
DE102017209210A1 (de) | 2017-05-31 | 2018-12-06 | Ford Global Technologies, Llc | Kraftfahrzeugsitz mit einem Insassensicherungssystem |
DE102017216180B4 (de) * | 2017-09-13 | 2024-01-25 | Joyson Safety Systems Germany Gmbh | Sicherheitsgurtanordnungen für ein Kraftfahrzeug |
KR102518180B1 (ko) * | 2017-12-08 | 2023-04-07 | 현대자동차주식회사 | 차량용 에어백 |
JP6750643B2 (ja) * | 2018-03-22 | 2020-09-02 | トヨタ自動車株式会社 | 車両用シート構造 |
US10632955B2 (en) | 2018-09-25 | 2020-04-28 | Honda Motor Co., Ltd. | Deployable seat mounted occupant shoulder restraint for side impact |
KR102614153B1 (ko) * | 2018-11-26 | 2023-12-13 | 현대자동차주식회사 | 승객 머리 보호용 에어백 장치 |
DE102020101955A1 (de) | 2020-01-28 | 2021-07-29 | Bayerische Motoren Werke Aktiengesellschaft | Fahrzeugsitz |
DE102020131733B4 (de) * | 2020-11-30 | 2024-07-04 | Autoliv Development Ab | Fahrzeugsitzanordnung mit einer Rückhalteanordnung und Rückhalteanordnung |
CN114954341B (zh) * | 2021-02-26 | 2023-09-26 | 清华大学 | 车辆乘员约束装置、车辆座椅组件及车辆 |
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2005
- 2005-02-07 WO PCT/JP2005/002355 patent/WO2005075256A1/ja active IP Right Grant
- 2005-02-07 DE DE602005008377T patent/DE602005008377D1/de active Active
- 2005-02-07 AT AT05710255T patent/ATE402050T1/de not_active IP Right Cessation
- 2005-02-07 EP EP05710255A patent/EP1712427B1/en not_active Not-in-force
- 2005-02-07 JP JP2005517835A patent/JP4362482B2/ja not_active Expired - Fee Related
- 2005-02-07 US US10/588,442 patent/US7641233B2/en active Active
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JPH01240330A (ja) * | 1988-03-23 | 1989-09-25 | Toyota Autom Loom Works Ltd | 自動サイドサポート付きシート |
JPH08282422A (ja) * | 1995-04-14 | 1996-10-29 | Ikeda Bussan Co Ltd | 車両の側突用エアバッグ装置 |
JP2001163159A (ja) * | 1999-12-08 | 2001-06-19 | Daihatsu Motor Co Ltd | サイドエアバッグ装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1712427B1 (en) | 2008-07-23 |
US20070126213A1 (en) | 2007-06-07 |
EP1712427A4 (en) | 2007-03-28 |
ATE402050T1 (de) | 2008-08-15 |
JPWO2005075256A1 (ja) | 2007-10-11 |
JP4362482B2 (ja) | 2009-11-11 |
DE602005008377D1 (de) | 2008-09-04 |
EP1712427A1 (en) | 2006-10-18 |
US7641233B2 (en) | 2010-01-05 |
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