JPH01157052U - - Google Patents
Info
- Publication number
- JPH01157052U JPH01157052U JP5284088U JP5284088U JPH01157052U JP H01157052 U JPH01157052 U JP H01157052U JP 5284088 U JP5284088 U JP 5284088U JP 5284088 U JP5284088 U JP 5284088U JP H01157052 U JPH01157052 U JP H01157052U
- Authority
- JP
- Japan
- Prior art keywords
- collision detection
- diagnostic circuit
- output
- air bag
- ignition switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 230000005856 abnormality Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Air Bags (AREA)
Description
第１図はこの考案の一実施例によるエアバツク
システムのブロツク図、第２図は電圧検知回路の
一実施例を示す回路図、第３図は電圧検知回路の
検知信号の状態を示す図、第４図は従来のエアバ
ツクシステムのブロツク図である。
１は車載バツテリ、２はイグニツシヨンスイツ
チ、３はコントローラ、１０は処理回路、１４〜
１９は衝突検出部、１２は記憶部、２３，２４は
電圧検知回路。なお、各図において対応部分には
同一符号が付されている。
FIG. 1 is a block diagram of an airbag system according to an embodiment of this invention, FIG. 2 is a circuit diagram showing an embodiment of a voltage detection circuit, and FIG. 3 is a diagram showing the state of a detection signal of the voltage detection circuit. FIG. 4 is a block diagram of a conventional air bag system. 1 is an in-vehicle battery, 2 is an ignition switch, 3 is a controller, 10 is a processing circuit, 14-
19 is a collision detection section, 12 is a storage section, and 23 and 24 are voltage detection circuits. Note that in each figure, corresponding parts are given the same reference numerals.
Claims (1)
イツチ２を介して接続された複数個の衝突検出手
段１４〜１９と、該衝突検出手段からの検出出力
に基づいてエアバツクを展開せしめる作動制御部
３と、該作動制御部又は前記衝突検出部３又は１
４〜１９の少なくともいずれか一方の異常をチエ
ツクする診断回路１０と、該診断回路によつて検
出された異常を記憶する記憶部１２とを備え、前
記イグニツシヨンスイツチ２の操作時に前記車載
バツテリ１が電圧変動をおこすエアバツクシステ
ムにおいて、前記イグニツシヨンスイツチ２の操
作時の前記車載バツテリ１の電圧変動を検出する
手段２３，２４を設け、該手段から検出出力が出
力されている間、前記診断回路１０の診断機能を
停止せしめたことを特徴とするエアバツクシステ
ム。 A plurality of collision detection means 14 to 19 are connected between terminals of the on-vehicle battery 1 via an ignition switch 2, and an operation control section 3 that deploys an airbag based on the detection output from the collision detection means. , the operation control section or the collision detection section 3 or 1
A diagnostic circuit 10 that checks for an abnormality in at least one of the items 4 to 19, and a storage section 12 that stores the abnormality detected by the diagnostic circuit. In an air bag system in which 1 causes voltage fluctuation, means 23 and 24 are provided for detecting voltage fluctuation of the vehicle battery 1 when the ignition switch 2 is operated, and while the detection output is output from the means, An air bag system characterized in that the diagnostic function of the diagnostic circuit 10 is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5284088U JPH01157052U (en) | 1988-04-21 | 1988-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5284088U JPH01157052U (en) | 1988-04-21 | 1988-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01157052U true JPH01157052U (en) | 1989-10-30 |
Family
ID=31278837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5284088U Pending JPH01157052U (en) | 1988-04-21 | 1988-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01157052U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5545514A (en) * | 1978-09-22 | 1980-03-31 | Nippon Steel Corp | Mold for continuous casting of iron and steel |
-
1988
- 1988-04-21 JP JP5284088U patent/JPH01157052U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5545514A (en) * | 1978-09-22 | 1980-03-31 | Nippon Steel Corp | Mold for continuous casting of iron and steel |
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