JPS648653U - - Google Patents
Info
- Publication number
- JPS648653U JPS648653U JP10465087U JP10465087U JPS648653U JP S648653 U JPS648653 U JP S648653U JP 10465087 U JP10465087 U JP 10465087U JP 10465087 U JP10465087 U JP 10465087U JP S648653 U JPS648653 U JP S648653U
- Authority
- JP
- Japan
- Prior art keywords
- warning
- abnormality
- lamp
- buzzer
- engine
- 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.)
- Granted
Links
- 230000005856 abnormality Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 2
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Of Engines (AREA)
- Emergency Alarm Devices (AREA)
Description
第１図は、この考案に係る異常警報回路の一実
施例を示す回路図、第２図は、この考案を適用し
たエンジンを搭載したバツクホウの全体側面図、
第３図Ａは、警報ランプが玉切れを起こさない状
態における異常警報回路の正常油圧時の等価回路
図、同図Ｂは、同じく異常警報回路の異常油圧時
の等価回路図、第４図Ａは、警報ランプが玉切れ
を起こした状態における異常警報回路の正常油圧
時の等価回路図、同図Ｂは同じく異常警報回路の
異常油圧時の等価回路図、第５図Ａ，Ｂは、従来
における異常警報回路の回路図である。
１９……警報ブザー、２０ａ……警報ランプ、
２１……油圧検出スイツチ、２３……アワーメー
タ。
FIG. 1 is a circuit diagram showing an embodiment of an abnormality alarm circuit according to this invention, and FIG. 2 is an overall side view of a backhoe equipped with an engine to which this invention is applied.
Figure 3A is an equivalent circuit diagram of the abnormality alarm circuit at normal oil pressure when the alarm lamp does not burn out; Figure B is an equivalent circuit diagram of the abnormality alarm circuit at abnormal oil pressure; Figure 4A 5 is an equivalent circuit diagram of the abnormality alarm circuit at normal oil pressure when the alarm lamp has burnt out, Figure B is an equivalent circuit diagram of the abnormality alarm circuit at abnormal oil pressure, and Figures 5A and B are conventional circuit diagrams. FIG. 3 is a circuit diagram of an abnormality alarm circuit in FIG. 19... Alarm buzzer, 20a... Alarm lamp,
21... Oil pressure detection switch, 23... Hour meter.
Claims (1)
段がエンジンの異常を検出すると、それら警報ラ
ンプと警報ブザーを共に作動させるよう接続され
た異常警報回路と、 前記異常検出手段の異常検出時に表示状態とな
るか又は表示を変更するよう接続された異常判別
回路と、 警報ランプの玉切れ状態において前記警報ブザ
ーを作動させるよう接続された玉切れ警報回路と
からなることを特徴とするエンジンの異常警報装
置。[Scope of Claim for Utility Model Registration] An abnormality warning circuit comprising a warning lamp and a warning buzzer, and connected to operate the warning lamp and the warning buzzer together when the abnormality detection means detects an abnormality in the engine; It consists of an abnormality discrimination circuit connected to enter a display state or change the display when an abnormality is detected in the means, and a lamp out warning circuit connected to activate the alarm buzzer when the warning lamp is out of lamp. Features: Engine abnormality warning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10465087U JPH0350441Y2 (en) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10465087U JPH0350441Y2 (en) | 1987-07-07 | 1987-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS648653U true JPS648653U (en) | 1989-01-18 |
| JPH0350441Y2 JPH0350441Y2 (en) | 1991-10-28 |
Family
ID=31336561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10465087U Expired JPH0350441Y2 (en) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0350441Y2 (en) |
-
1987
- 1987-07-07 JP JP10465087U patent/JPH0350441Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0350441Y2 (en) | 1991-10-28 |
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