Detection device for side collision of vehicle and passenger protection system having the same
First Claim
Patent Images
1. A detection device for side collision of a vehicle comprising:
- an outer plate of a side door mounted in the vehicle;
an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate;
a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate;
a detection subject member provided by one of the inner plate and a member fixed to the inner plate;
a sensor detecting a separate distance between the detection subject member and the reinforcing member; and
a determination element determining that the vehicle collides with an object based on an output value of the sensor.
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Accused Products
Abstract
A detection device for side collision of a vehicle includes: an outer plate of a vehicle side door; an inner plate of the side door arranged separately from the outer plate; a reinforcing member arranged between the outer plate and the inner plate and having a bending rigidity higher than a bending rigidity of the outer plate; a detection subject member provided by at least one of the inner plate and a member fixed to the inner plate; a sensor detecting a separate distance between the detection subject member and the reinforcing member; and a determination element determining that the vehicle collides with an object based on an output value of the sensor.
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Citations
70 Claims
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1. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door mounted in the vehicle; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate; a detection subject member provided by one of the inner plate and a member fixed to the inner plate; a sensor detecting a separate distance between the detection subject member and the reinforcing member; and a determination element determining that the vehicle collides with an object based on an output value of the sensor. - View Dependent Claims (35)
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2. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door mounted in the vehicle; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate; a detection subject member provided by one of the inner plate and an inner plate-shaped member fixed to the inner plate, and having a portion made of metal or ferromagnetic material; a coil fixed to the reinforcing member, spaced apart from the detection subject member, producing a magnetic field, and having an inductance variable in accordance with a separate distance between the coil and the detection subject member; and a determination element determining that the vehicle collides with an object based on the inductance of the coil. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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13. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door mounted in a vehicle; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate; a detection subject member provided by one of the reinforcing member and a reinforcing-member-side plate-shaped member fixed to the reinforcing member, and having a portion made of metal or ferromagnetic material; a coil fixed to the inner plate, spaced apart from the detection subject member, producing a magnetic field, and having an inductance variable in accordance with a distance between the coil and the detection subject member; and a determination element determining that the vehicle collides with an object based on the inductance of the coil. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22)
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36. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door mounted in a vehicle; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate; a distance sensor detecting a separate distance between a detection subject member and the reinforcing member, wherein the detection subject member is provided by one of the inner plate and an inner member fixed to the inner plate; a position sensor detecting a position of a door glass of the side door or a position of a stay for moving up and down the door glass, wherein the door glass is inserted between the reinforcing member and the detection subject member; and a determination element determining that the vehicle collides with an object based on an output value of the distance sensor and an output value of the position sensor. - View Dependent Claims (37, 38, 39, 40, 41, 42, 43, 44, 45, 49)
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46. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door mounted in a vehicle; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate; a distance sensor detecting a separate distance between a detection subject member and the reinforcing member, wherein the detection subject member is provided by one of the inner plate and an inner member fixed to the inner plate; a determination element determining that the vehicle collides with an object based on an output value of the distance sensor; and a stay for moving up and down a door glass of the side door, wherein at least one of the reinforcing member and the detection subject member has a metal body or a magnetic body, wherein the distance sensor is a coil, which is fixed to one of the reinforcing member and the detection subject member, generates a magnetic field, and detects a magnetic flux variable with the separate distance between the detection subject member and the reinforcing member, wherein a width of the coil in an up-down direction of the vehicle is larger than a width of the stay in the up-down direction of the vehicle, and wherein the determination element determines that the vehicle collides with an object based on the magnetic flux detected by the coil. - View Dependent Claims (47, 48)
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50. A detection device for side collision of a vehicle comprising:
an outer plate of a side door; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate, wherein a first detection subject member is provided by one of the inner plate and the reinforcing member and is made of a ferromagnetic material; a first coil positioned between the inner plate and the reinforcing member, fixed to the other of the inner plate and the reinforcing member, spaced apart from the first detection subject member, generating a magnetic field in a direction in which the inner plate and the reinforcing member are opposite to each other, and having an inductance variable with a separate distance between the first coil and the first detection subject member, wherein a second detection subject member is provided by one of the outer plate and the inner plate and is made of a ferromagnetic material; a second coil positioned between the outer plate and the inner plate, fixed to the other of the outer plate and the inner plate, spaced apart from the second detection subject member, generating a magnetic field in a direction in which the outer plate and the inner plate are opposite to each other, and having an inductance variable with a separate distance between the second coil and the second detection subject member; and a determination element determining that the vehicle collides with an object based on a variation of the inductance of the first coil and a variation of the inductance of the second coil. - View Dependent Claims (51, 52, 53, 54, 55, 56, 57, 58, 59, 60)
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61. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate, wherein a first detection subject member is provided by one of the inner plate and the reinforcing member and is made of a ferromagnetic material; a plurality of first coils positioned between the inner plate and the reinforcing member, fixed to the other of the inner plate and the reinforcing member, spaced apart from the first detection subject member, and generating a magnetic field in a direction in which the inner plate and the reinforcing member are opposite to each other, wherein each of the plurality of first coils has an inductance variable with a separate distance between a respective first coil and the first detection subject member; and a determination element determining that the vehicle collides with an object based on a variation of the inductance of each of the plurality of first coils.
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62. A detection device for side collision of a vehicle comprising:
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an outer plate of a side door; an inner plate of the side door arranged inside a vehicle compartment of the outer plate so as to be opposite to and spaced apart from the outer plate; a reinforcing member arranged between the outer plate and the inner plate, spaced apart from the inner plate, and having a bending rigidity higher than a bending rigidity of the outer plate, wherein a second detection subject member is provided by one of the outer plate and the inner plate and is made of a ferromagnetic material; a plurality of second coils positioned between the outer plate and the inner plate, fixed to the other of the outer plate and the inner plate, spaced apart from the second detection subject member, and generating a magnetic field in a direction in which the outer plate and the inner plate are opposite to each other, wherein each of the plurality of second coils has an inductance variable with a separate distance between a respective second coil and the second detection subject member; and a determination element determining that the vehicle collides with an object based on a variation of the inductance of each of the plurality of second coils.
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63. A detection device for side collision of a vehicle comprising:
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a side door arranged on a side of the vehicle; a vehicle body member arranged on the side door in a front direction of the vehicle or in a rear direction of the vehicle; a gap detection sensor arranged on the side door or on the vehicle body member, and detecting a gap between an end face of the side door and the vehicle body member, wherein the end face is arranged on the side door in the front direction or in the rear direction of the vehicle; and a determination element determining that an object collides with the side of the vehicle based on the gap detected by the gap detection sensor. - View Dependent Claims (64, 65, 66, 67, 68, 69, 70)
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Specification