JPH0351120U - - Google Patents

Info

Publication number
JPH0351120U
JPH0351120U JP1989111905U JP11190589U JPH0351120U JP H0351120 U JPH0351120 U JP H0351120U JP 1989111905 U JP1989111905 U JP 1989111905U JP 11190589 U JP11190589 U JP 11190589U JP H0351120 U JPH0351120 U JP H0351120U
Authority
JP
Japan
Prior art keywords
section
engine
rotational speed
display
pulse input
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
JP1989111905U
Other languages
English (en)
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 filed Critical
Priority to JP1989111905U priority Critical patent/JPH0351120U/ja
Priority to US07/586,175 priority patent/US5043697A/en
Priority to EP19900118305 priority patent/EP0420099A3/en
Priority to KR1019900015222A priority patent/KR910006601A/ko
Publication of JPH0351120U publication Critical patent/JPH0351120U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • 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
    • G07C5/006—Indicating maintenance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • F01M2011/14—Indicating devices; Other safety devices for indicating the necessity to change the oil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N2260/00—Fail safe
    • F16N2260/02—Indicating
    • F16N2260/18—Indicating necessity of changing oil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る自動車用エンジンオイル
交換時期判定装置の一実施例を示す外観説明図、
第２図は一実施例の回路接続構成を示す説明図、
第３図は一実施例の裏面を示す説明図である。 １……自動車用エンジンオイル交換時期判定装
置、３……パルス入力部、４……回転数積算部、
５……表示部、６……電源部、７……波形整形回
路、８……気筒切換回路、９……エンジン回転数
積算回路、１１……表示回路、１２……表示器、
１３……電源回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 自動車のエンジン回転時に発生するパルスが入
    力され、該パルスに基づいてエンジン回転数を算
    出するパルス入力部と、 前記パルス入力部から出力されたエンジン回転
    数信号を受けて、エンジン回転数を積算する回転
    数積算部と、 前記回転数積算部から積算値が入力され、ＬＥ
    Ｄ、液晶、７セグメントなどの表示器により前記
    積算値に基づいたオイル劣化度合いを表示する表
    示部とを有することを特徴とする自動車用エンジ
    ンオイル交換時期判定装置。
JP1989111905U 1989-09-25 1989-09-25 Pending JPH0351120U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989111905U JPH0351120U (ja) 1989-09-25 1989-09-25
US07/586,175 US5043697A (en) 1989-09-25 1990-09-21 Apparatus for deciding engine-oil replacing time for an automobile
EP19900118305 EP0420099A3 (en) 1989-09-25 1990-09-24 Apparatus for deciding engine oil replacing time for an automobile
KR1019900015222A KR910006601A (ko) 1989-09-25 1990-09-25 자동차 엔진오일의 교환시기 판정장치.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989111905U JPH0351120U (ja) 1989-09-25 1989-09-25

Publications (1)

Publication Number Publication Date
JPH0351120U true JPH0351120U (ja) 1991-05-17

Family

ID=14573065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989111905U Pending JPH0351120U (ja) 1989-09-25 1989-09-25

Country Status (4)

Country Link
US (1) US5043697A (ja)
EP (1) EP0420099A3 (ja)
JP (1) JPH0351120U (ja)
KR (1) KR910006601A (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322033A (en) * 1992-08-10 1994-06-21 Doan Duc T Mechanism for indicating when to change engine oil
US5377531A (en) * 1993-09-30 1995-01-03 Gomm; Nelson R. Portable oil change analyzer
AU6518294A (en) * 1994-03-08 1995-09-25 T. Duc Doan Mechanism for indicating when to change engine oil
US5739916A (en) * 1995-12-04 1998-04-14 University Of Alabama At Huntsville Apparatus and method for determining the concentration of species in a substance
US5987976A (en) * 1998-03-12 1999-11-23 Caterpillar Inc. Method for determining the condition of engine oil based on TBN modeling
US6253601B1 (en) 1998-12-28 2001-07-03 Cummins Engine Company, Inc. System and method for determining oil change interval
US6222445B1 (en) * 1999-05-06 2001-04-24 Micro Technology Services, Inc. Engine monitoring system and associated method
US6542074B1 (en) * 2000-08-30 2003-04-01 Briggs & Stratton Corporation Monitoring system for an internal combustion engine
US8050814B2 (en) * 2007-03-15 2011-11-01 GM Global Technology Operations LLC Apparatus and method for determining remaining transmission oil life

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556440B2 (ja) * 1975-01-30 1980-02-16

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3603880A (en) * 1967-10-16 1971-09-07 Bissett Berman Corp Service computer for indicating when a product such as an automobile has to be serviced
DE3104197C2 (de) * 1981-02-06 1983-07-21 Bayerische Motoren Werke AG, 8000 München Anzeigevorrichtung für Kraftfahrzeuge
DE3114689C2 (de) * 1981-04-10 1985-08-01 Bayerische Motoren Werke AG, 8000 München Service-Intervall-Anzeigevorrichtung für Kraftmaschinen
DE3134121A1 (de) * 1981-08-28 1983-03-17 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zur anzeige des wartungszeitpunktes eines kraftfahrzeugs
DE3139798A1 (de) * 1981-10-07 1983-04-21 Robert Bosch Gmbh, 7000 Stuttgart Anzeigevorrichtung fuer wartungsintervalle bei brennkraftmaschinen
US4501005A (en) * 1982-05-21 1985-02-19 Atlas Electronics International, Inc. Vehicle elapsed mileage indicator
US4580127A (en) * 1983-03-28 1986-04-01 Jet Electronics & Technology Inc. Circuit for converting analog bipolar signals to digital signals
US4677847A (en) * 1985-09-30 1987-07-07 Aisin Seiki Kabushiki Kaisha Automotive engine oil monitoring system
US4742476A (en) * 1986-01-27 1988-05-03 General Motors Corporation Automatic engine oil change indicator system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556440B2 (ja) * 1975-01-30 1980-02-16

Also Published As

Publication number Publication date
EP0420099A2 (en) 1991-04-03
US5043697A (en) 1991-08-27
EP0420099A3 (en) 1991-11-06
KR910006601A (ko) 1991-04-29

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