AIRBAG SENSOR MODULE AND CAR BODY INTEGRATED WITH AIRBAG SENSOR MODULE

• US 20150232051A1
• Filed: 09/23/2013
• Published: 08/20/2015
• Est. Priority Date: 09/20/2012
• Status: Active Grant

• Current Assignee: korea institute of industrial technology, Korea Institute of Technology, Sin Yeong Co., Ltd.
• Original Assignee: korea institute of industrial technology, Sin Yeong Co., Ltd.
• Inventors: Kim, Jun Ki, Lee, Chang Woo, Yoo, Se Hoon, Kim, Jeong Han, Bang, Jung Hwan, Ko, Yong Ho, Seo, Jong Dock, Kim, Dea Keun, Woo, Kwang Woo
• Granted Patent: US 9,539,970 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60R 2021/01006 Mounting of electrical components in vehicles
• CPC Class Codes: B60R 2021/01088 wireless
• CPC Class Codes: B60R 2021/01211 Expansion of air bags
• CPC Class Codes: B60R 21/0132 responsive to vehicle motion parameters , e.g. to vehicle longitudinal or transversal deceleration or speed value
• CPC Class Codes: B60R 21/0136 responsive to actual contact with an obstacle , e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle monitoring crash strength in combination with passenger seat detection B60R21/01558
• CPC Class Codes: B60R 21/017 including arrangements for providing electric power to safety arrangements or their actuating means, e.g. to pyrotechnic fuses or electro-mechanic valves
• CPC Class Codes: B60R 21/16 Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags protective garments with automatically inflatable shock-absorbing means A41D13/018; connection of valves to inflatable elastic bodies B60C29/00
• CPC Class Codes: B60R 21/34 Protecting non-occupants of a vehicle, e.g. pedestrians B60R19/02 takes precedence
• CPC Class Codes: B62D 25/04 Door pillars ; windshield pillars
• CPC Class Codes: G01L 1/22 using resistance strain gauges

Abstract

The present invention relates to an airbag sensor module which detects the amount of deformation of a car body so as to detect a collision during a car collision and which is attached to the car body in an adhesive manner, and the car body which is integrated with the airbag sensor module. One embodiment of the present application discloses the airbag sensor module mounted in an adhesive manner, comprising: a main substrate which is attached to the car body in an adhesive manner; and a collision detection sensor section which is formed on the main substrate, and which detects whether the car body collides by including a strain sensor for measuring the amount of deformation by being deformed along with the deformation of the car body caused by a collision thereof.

Claims

1. An airbag sensor module mounted in an adhesive manner comprising,

a main substrate attached to a car body in the adhesive manner;

and

a collision detecting sensor section for detecting the presence of the collision of a car body, which is formed on the main substrate and comprises a strain sensor for measuring the amount of deformation that is deformed according to a deformation of the car body according to the collision of the car body.

2. The airbag sensor module of the claim 1, wherein the main substrate is composed of a Flexible Printed Circuit Board having the flexibility.

3. The airbag sensor module of the claim 1, wherein the collision detecting sensor section comprises:

a strain sensor that is closely attached to the car body and deformed according to the deformation of the car body; and

a control section for calculating a deformation amount of the car body by using a figure measured at the strain sensor and for deciding a development of the airbag by using the measured amount of deformation.

4. The airbag sensor module of the claim 1, further comprising a communication section for transmitting data measured at the collision detecting sensor section to the control section for controlling the development of the airbag of the car body.

5. The airbag sensor module of the claim 4, wherein the communication section is configured to transmit to the control section by using a radio communication.

6. The airbag sensor module of the claim 4, further comprising a power supply for supplying the electric power to the collision detecting sensor section and the communication section.

7. The airbag sensor module of the claim 6, wherein the power supply comprises a battery for storing the electric power.

8. The airbag sensor module of the claim 6, wherein the power supply comprises a vibration generation device for generating the electric power by using the vibration generated according to the travel of the car.

9. The airbag sensor module of the claim 3, wherein the collision detecting sensor section further comprises an impact detecting sensor for detecting the impact applied to the car body.

10. A car body integrated with an airbag sensor module comprising:

a car body provided with a pillar section which supports a ceiling of the car body from the bottom section of the car body or supports a wind shield glass of the car body; and

an airbag sensor module according to one of the claims 1 to 9 provided on the pillar section.

11. The car body integrated with the airbag sensor module of claim 10, wherein

the pillar section is formed in such a way that plural sheets of members are overlapped, and

a main substrate of the airbag sensor module is attached to a member placed at the inner side among the plural sheets of members forming the pillar section.

12. The car body integrated with the airbag sensor module of claim 10, wherein a recess for housing the main substrate is formed at a portion of the pillar section where the main substrate of the airbag sensor module is attached.