JPS58110340A - Engine key unit - Google Patents

Engine key unit

Info

Publication number
JPS58110340A
JPS58110340A JP56208830A JP20883081A JPS58110340A JP S58110340 A JPS58110340 A JP S58110340A JP 56208830 A JP56208830 A JP 56208830A JP 20883081 A JP20883081 A JP 20883081A JP S58110340 A JPS58110340 A JP S58110340A
Authority
JP
Japan
Prior art keywords
magnetic card
engine
microprocessor
recorded
key
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
Application number
JP56208830A
Other languages
Japanese (ja)
Inventor
Takanori Yamaguchi
山口　隆徳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hino Motors Ltd
Original Assignee
Hino Motors Ltd
Hino Jidosha Kogyo KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hino Motors Ltd, Hino Jidosha Kogyo KK filed Critical Hino Motors Ltd
Priority to JP56208830A priority Critical patent/JPS58110340A/en
Publication of JPS58110340A publication Critical patent/JPS58110340A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/04—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
    • B60R25/045—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor by limiting or cutting the electrical supply to the propulsion unit
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841—Registering performance data
    • G07C5/0875—Registering performance data using magnetic data carriers
    • G07C5/0883—Registering performance data using magnetic data carriers wherein the data carrier is removable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)

Abstract

PURPOSE:To prevent a key from being forged and/or stolen by establishing a system for starting an engine by inserting a magnetic card on which intrinsic key information is recorded, into a magnetic card reader connected to a microprocessor for controlling a fuel feeding amount. CONSTITUTION:A writing and reading circuit 5 which reads out the key information which is intrinsic for a car and recorded in a magnetic card 1 and writes-in a variety of car information onto said magnetic card 1 is connected to the CPU3 of a microprocessor 2 for automatically controlling the fuel amount supplied to a car. A ROM6 in which the key information on the magnetic card 1 is stored is connected to the CPU3. A realy coil 15 is connected to the CPU3 through an output interface 14, and a load circuit 18 for starting the engine of the car is connected to one end of the relay 17 of the relay coil 15. The CPU3 collates the key information on the magnetic card 1 which is supplied from the writing and reading circuit 5 with the information from the ROM6, and when the both coincide with each other, the relay 17 is actuated to operate the load circuit 18.

Description

【発明の詳細な説明】 〔発明の属する技術分野〕 本発明（は、車両の内燃機関を始動させるエンジンキー
装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of the Invention] The present invention relates to an engine key device for starting an internal combustion engine of a vehicle.

〔従来技術〕[Prior art]

従来、この種のエンジンキー装置は特定の形状の金属キ
ーをスイッチに差込んで、このキーを右方内寸たは左方
向に逐次回転させることにより、ガソリン車ではイグニ
ッションコイルに通電し、またディーゼル車では予熱ヒ
〜りに通電したのち始動電動機を作動させている。Conventionally, this type of engine key device has a metal key of a specific shape inserted into a switch, and by sequentially rotating the key to the right or to the left, the ignition coil is energized in gasoline vehicles. In diesel cars, the starter motor is activated after the preheating stage is energized.

近年、この種のエンジンキーの合鍵は容易に作↓するこ
とができるため、車両の盗難を完全に防ぐことができな
い。In recent years, duplicate engine keys of this type can be easily created, making it impossible to completely prevent vehicle theft.

本発明者は、近年の車両には内燃機関の燃料供給量を制
御するマイクロプロセッサが搭載されていることに着目
し、本発明を完成するに至った。The present inventor has completed the present invention by paying attention to the fact that modern vehicles are equipped with a microprocessor that controls the amount of fuel supplied to an internal combustion engine.

〔発明の目的〕[Purpose of the invention]

本発明は、上記マイクロプロセッサを用いることによυ
上記問題点を解消するもので、エンジンキーの偽造を防
止し、車両の盗難を未然に防ぐことができるエンジンキ
ー装置を提供することを目的とする。The present invention provides υ by using the above microprocessor.
It is an object of the present invention to provide an engine key device that solves the above problems and can prevent counterfeiting of an engine key and prevent theft of a vehicle.

〔発明の要旨〕[Summary of the invention]

本発明は、自動車の運転席に、内燃機関の燃料供給量を
制御するマイクロプロセッサに接続された磁気カード読
取装置が設けられ、この磁気カード読取装置に挿入され
て読取が行われあらかじめその自動車に固有のキー情報
が記録された磁気カードを備え、さらに、自動車には、
上記マイクロプロセッサに接続され上記内燃機関の始動
装置の電気回路を開閉するリレーを備え、上記固有のキ
ー情報が記録された磁気カードが上記磁気カード読取装
置に挿入されたときに上記電気回路を始動状態とするよ
うに構成されたことを特徴とする。The present invention provides a magnetic card reading device connected to a microprocessor that controls the amount of fuel supplied to an internal combustion engine in the driver's seat of an automobile. The car is equipped with a magnetic card with unique key information recorded on it.
A relay is connected to the microprocessor and opens and closes an electric circuit of a starting device for the internal combustion engine, and starts the electric circuit when a magnetic card on which the unique key information is recorded is inserted into the magnetic card reader. It is characterized in that it is configured to be in a state.

〔実施例〕〔Example〕

以下実施例図面により詳しく説明する。 This will be explained in detail below with reference to the drawings.

第１図は本発明一実施例装置の構成図である。FIG. 1 is a block diagram of an apparatus according to an embodiment of the present invention.

第１図において、１は磁気カード、２はマイクロプロセ
ッサである。この磁気カード１は、従来のエンジンキー
に相当するもので、車両固有のキー情報が記録されてい
る。またマイクロプロセッサ２は、車両の燃料供給量を
自動制御するために広く用いられている処理装置であっ
て、このＣＰＵ３には磁気カード１からキー情報を読取
シがっ磁気カード１に各種の車両情鰻を書込む書込読取
回路５が接続される。この書込読取回路５は車両の運転
席のダツシュボードに組込まれ、運転者が容易に磁気カ
ード１を出し入れできるようになっている。In FIG. 1, 1 is a magnetic card and 2 is a microprocessor. This magnetic card 1 corresponds to a conventional engine key, and has vehicle-specific key information recorded thereon. The microprocessor 2 is a processing device widely used to automatically control the amount of fuel supplied to vehicles. A write/read circuit 5 for writing information on eel is connected. This write/read circuit 5 is built into a dash board at the driver's seat of the vehicle, so that the driver can easily insert and remove the magnetic card 1.

またＣＰＵ３には、固定記憶装置（以下ｒＲ。The CPU 3 also has a fixed storage device (hereinafter referred to as rR).

Ｍ」という。）６および等速呼出記憶装餘（以下ｒＲｈ
ＭＪという。）７が接続される。このＲＯＭ６には磁気
カード１のキー情報が記憶される。M”. ) 6 and constant velocity recall memory device (rRh)
My name is MJ. )7 is connected. Key information of the magnetic card 1 is stored in this ROM 6.

またＲＡＭ７には磁気カード１に記録するための各種の
車両情報が記憶される。この車両情報として、例えば距
離センサ９によって電気信号として検出される積算され
た走行距離情報および燃料センサ１０によって電気信号
として検出される燃料残量情報がある。この距離センサ
９および燃料センサ１０はそれぞれ入力インタフェース
１１および１３を介してＣＰＵ３に接続される。Further, various vehicle information to be recorded on the magnetic card 1 is stored in the RAM 7. This vehicle information includes, for example, accumulated mileage information detected as an electrical signal by the distance sensor 9 and fuel remaining amount information detected as an electrical signal by the fuel sensor 10. The distance sensor 9 and fuel sensor 10 are connected to the CPU 3 via input interfaces 11 and 13, respectively.

さらに０ＰＵ３には、出力インタフェース１４を介して
リレー巻線１５が接続される。このリレー巻線１５のリ
レー１７の一端には、車両のエンジンを始動させるに必
要々予熱ヒータおよび始動電動機を含む負荷回路１８が
接続さ１、このリレー１７の他端には電源１９が接続さ
れる。Furthermore, a relay winding 15 is connected to 0PU3 via an output interface 14. A load circuit 18 including a preheater and a starting motor necessary for starting the vehicle engine is connected to one end of the relay 17 of the relay winding 15, and a power source 19 is connected to the other end of the relay 17. Ru.

このような構成で、運転者がエンジンを始動するときに
、磁気カード１を書込読取回路５に差込めば、ＣＰＵ３
は磁気カード１に記録されたキー情報とＲＯＭ６の記憶
内容を照合し、両者が一致すれば出力インタフェース１
４を介してリレー巻線１５に電流を流す。これによりリ
レー１７が閉じ負荷回路１８に電流が流れ車両は始動状
態となる。With this configuration, if the driver inserts the magnetic card 1 into the write/read circuit 5 when starting the engine, the CPU 3
compares the key information recorded on the magnetic card 1 with the memory contents of the ROM 6, and if the two match, the output interface 1
A current is applied to the relay winding 15 through the relay winding 15. This closes the relay 17 and current flows through the load circuit 18, starting the vehicle.

また車両が所定の走行を終了して運転者が磁気カード１
を書込読取回路５から引抜けば、ＣＰＵ３はリレー巻線
１５に流していた電流を切り、リレー１７を開く。この
とき磁気カード１には、書込読取回路５から引抜く直前
の積算された走行距離および燃料残量がＲＡＭ７および
ＣＰＵ３を介して書込読取回路５によシ書込オれ記録さ
れる。In addition, when the vehicle has completed its specified run, the driver uses the magnetic card 1.
When it is pulled out from the write/read circuit 5, the CPU 3 cuts off the current flowing through the relay winding 15 and opens the relay 17. At this time, the accumulated mileage and remaining fuel amount immediately before the magnetic card 1 is pulled out from the write/read circuit 5 are written and recorded by the write/read circuit 5 via the RAM 7 and the CPU 3.

第２図はこの磁気カード１の記録データの表示記録装置
の構成ジ１である。この表示記録装置は車両の運行管理
者が所有する処理装置を利用するもので、この処理装置
のＯＰ　Ｕ　２１に磁気カード１の記録データを読取る
読取部２２が接続される。FIG. 2 shows a configuration diagram 1 of a display/recording device for recording data on this magnetic card 1. As shown in FIG. This display/recording device uses a processing device owned by a vehicle operation manager, and a reading section 22 for reading recorded data on the magnetic card 1 is connected to an OPU 21 of this processing device.

またｃ　Ｐ　Ｕ　２１には出力インタフェース２３を介
して表示部２５および記録部２６が接続される。この表
示部２５け、読、取部２２で読取られた磁気カード１の
記録データを表示し、また記録部２６は、同じく磁気カ
ード１の記録データを所定の用紙に記録する。さらに操
作部２７が入力インタフェース２９を介してＯＰ　Ｕ　
２１に接続される。Further, a display section 25 and a recording section 26 are connected to the cPU 21 via an output interface 23. The display section 25 displays the recorded data of the magnetic card 1 read by the reading section 22, and the recording section 26 similarly records the recorded data of the magnetic card 1 on a predetermined paper. Furthermore, the operation unit 27 performs the OP U via the input interface 29.
21.

これにより読取部２２で読取られた記録データ（この例
では、走行距離および燃料残量）は操作部２７の操作に
よシ衣示部２５に表示され、記録部２６に記録される。As a result, the recorded data (in this example, mileage and remaining fuel amount) read by the reading unit 22 is displayed on the display unit 25 by operating the operating unit 27 and recorded in the recording unit 26.

なお上記例では、磁気カード１の記録データとして走行
距離および燃料残量の例を示したが、運行管理に必要な
他のデータを記録してもよい。Note that in the above example, the mileage and remaining fuel amount are shown as examples of data recorded on the magnetic card 1, but other data necessary for operation management may be recorded.

〔発明の効果〕〔Effect of the invention〕

以上述べたように、本発明によれば、従来の金属製のエ
ンジンキーを磁気カードにして、車両に搭載された既設
の処理装置を利用してエンジンを始動するように構成す
ることにより、エンジンキーが軽量化され、エンジンキ
ーの偽造を防止し、究極的に車両の俗離を未然に防ぐこ
とができる優れた効果がある。As described above, according to the present invention, the conventional metal engine key is replaced with a magnetic card, and the engine is started by using an existing processing device installed in the vehicle. This has the advantage of reducing the weight of the key, preventing counterfeit engine keys, and ultimately preventing vehicles from becoming obsolete.

甘たこの磁気カードに車両情報を記録できるように構成
することにより、運行管理を合理的にかつ迅速に行うこ
とができる利点もある。By configuring the magnetic card to record vehicle information, there is also the advantage that operation management can be performed rationally and quickly.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明一実施例装置の構成図。 第２図はこの磁気カードの記録データの表示記録装置の
構成図。 １・・・磁気カード、２・・・マイクロプロセッサ、３
・・・ＣＰＵ、５・・・書込読取回路、６・・・固定記
憶装置（ＲＯＭ）、７・・・等速呼用記憶装置（ＲＡＭ
）、９・・・距離センサ、１０・・・燃料センサ、１１
．１３・・・入力インタフェース、１４・・・出力イン
タフェース、１５・・・リレー巻線、１７・・・リレー
、１９・・・電源、２１・・・ＣＰＵ、２２・・・読取
部、２３・・・出力インタフェース、２５・・・表示部
、２６・・・記録部、２７・・・操作部、２９・・・入
力インタフェース。 特許出願人　日野自動車工業株式会社 代理人　弁理子弁　出　直　孝FIG. 1 is a configuration diagram of an apparatus according to an embodiment of the present invention. FIG. 2 is a configuration diagram of a display/recording device for recording data on this magnetic card. 1...Magnetic card, 2...Microprocessor, 3
. . . CPU, 5 . . . Write/read circuit, 6 . . . Fixed memory (ROM), 7 . . .
), 9... Distance sensor, 10... Fuel sensor, 11
．． 13... Input interface, 14... Output interface, 15... Relay winding, 17... Relay, 19... Power supply, 21... CPU, 22... Reading unit, 23... - Output interface, 25...Display section, 26...Recording section, 27...Operation section, 29...Input interface. Patent Applicant Hino Motors Co., Ltd. Representative Patent Attorney Takashi De Nao

Claims (1)

【特許請求の範囲】[Claims] （１）　　内燃機関の燃料供給量を制御するマイクロプ
ロセッサを備えた自動車のエンジンキー装置において、
この自動車の運転席に、上記マイクロプロセッサに接続
された磁気カード読取装置が設けられ、この磁気カード
読取装置に挿入されて読取が行われあらかじめその自動
車に固有のキー情報が記録された磁気カードを備え、さ
らに、自動車には、上記マイクロプロセッサに接続され
上記内燃機関の始動装置の電気回路を開閉するリレーを
備え、上記固有のキー情報が記録された磁気カードが上
記磁気カード読取装置に挿入されたときに上記電気回路
を始動状態とするように構成されたことを特徴とするエ
ンジンキー装置。(1) In an automobile engine key device equipped with a microprocessor that controls the amount of fuel supplied to an internal combustion engine,
A magnetic card reading device connected to the microprocessor is installed in the driver's seat of this automobile, and a magnetic card is inserted into the magnetic card reading device and read, and a magnetic card on which key information unique to the automobile is recorded in advance is read. The vehicle further includes a relay connected to the microprocessor to open and close an electric circuit of a starter for the internal combustion engine, and a magnetic card having the unique key information recorded thereon inserted into the magnetic card reader. An engine key device characterized in that the engine key device is configured to put the electric circuit into a starting state when the engine key is turned on.
JP56208830A 1981-12-23 1981-12-23 Engine key unit Pending JPS58110340A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56208830A JPS58110340A (en) 1981-12-23 1981-12-23 Engine key unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56208830A JPS58110340A (en) 1981-12-23 1981-12-23 Engine key unit

Publications (1)

Publication Number Publication Date
JPS58110340A true JPS58110340A (en) 1983-06-30

Family

ID=16562810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56208830A Pending JPS58110340A (en) 1981-12-23 1981-12-23 Engine key unit

Country Status (1)

Country Link
JP (1) JPS58110340A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6672421B2 (en) * 1998-12-21 2004-01-06 Ab Volvo Motor vehicle arrangement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534936A (en) * 1976-07-01 1978-01-18 Nippon Denso Co Ltd Internal combustion engine controller with collating function
JPS5617741A (en) * 1979-07-18 1981-02-19 Mitsubishi Electric Corp Automobile

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534936A (en) * 1976-07-01 1978-01-18 Nippon Denso Co Ltd Internal combustion engine controller with collating function
JPS5617741A (en) * 1979-07-18 1981-02-19 Mitsubishi Electric Corp Automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6672421B2 (en) * 1998-12-21 2004-01-06 Ab Volvo Motor vehicle arrangement

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