JPH0365858U - - Google Patents
Info
- Publication number
- JPH0365858U JPH0365858U JP12757789U JP12757789U JPH0365858U JP H0365858 U JPH0365858 U JP H0365858U JP 12757789 U JP12757789 U JP 12757789U JP 12757789 U JP12757789 U JP 12757789U JP H0365858 U JPH0365858 U JP H0365858U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- passage
- supply passage
- temperature
- valve body
- 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
- 239000000446 fuel Substances 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
- Temperature-Responsive Valves (AREA)
Description
第１図は本考案の第１実施例を示す燃料フイル
タ装置の系統図、第２図は同燃料フイルタの断面
図、第３図は第２図の−線断面図、第４図は
本考案の第２実施例を示す燃料フイルタ装置の系
統図、第５図は同燃料フイルタの拡大断面図であ
る。
２……供給通路、３……燃料フイルタ、４……
噴射ポンプ、１６……加温燃料通路、１７……合
流部、２１……フイルタエレメント、２４……感
温バルブ、２５……弁体、２８……バイアスばね
、２９……形状記憶合金ばね。
Fig. 1 is a system diagram of a fuel filter device showing a first embodiment of the present invention, Fig. 2 is a sectional view of the same fuel filter, Fig. 3 is a sectional view taken along the - line in Fig. 2, and Fig. 4 is a system diagram of the fuel filter device according to the present invention. FIG. 5 is a system diagram of a fuel filter device showing a second embodiment of the present invention, and FIG. 5 is an enlarged sectional view of the same fuel filter. 2... Supply passage, 3... Fuel filter, 4...
Injection pump, 16... Warming fuel passage, 17... Merging section, 21... Filter element, 24... Temperature sensitive valve, 25... Valve body, 28... Bias spring, 29... Shape memory alloy spring.
Claims (1)
れたフイルタエレメントと、噴射ポンプで加熱さ
れてオーバーフローした燃料の一部を前記フイル
タエレメント上流の供給通路に導く加温燃料通路
と、該加温燃料通路と供給通路との略合流部付近
に介装され、該両通路を温度変化に応じて連通、
遮断する弁体を有する感温バルブとを備えた燃料
フイルタ装置において、前記弁体を所定温度以上
でバイアスばねに抗して遮断方向に付勢する形状
記憶合金ばねを、前記加温燃料通路下流の供給通
路内に配置したことを特徴とするデイーゼルエン
ジン用燃料フイルタ装置。 a filter element interposed in a supply passage that supplies fuel to the injection pump; a heating fuel passage that guides a portion of the fuel heated by the injection pump and overflowing to the supply passage upstream of the filter element; and the heating fuel Interposed near the confluence of the passage and the supply passage, and communicating the passages according to temperature changes;
In a fuel filter device including a temperature-sensitive valve having a valve body that shuts off, a shape memory alloy spring that biases the valve body in the shut-off direction against a bias spring at a temperature above a predetermined temperature is disposed downstream of the heated fuel passage. A fuel filter device for a diesel engine, characterized in that it is arranged in a supply passage of a diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757789U JPH0749006Y2 (en) | 1989-10-31 | 1989-10-31 | Fuel filter device for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757789U JPH0749006Y2 (en) | 1989-10-31 | 1989-10-31 | Fuel filter device for diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0365858U true JPH0365858U (en) | 1991-06-26 |
| JPH0749006Y2 JPH0749006Y2 (en) | 1995-11-13 |
Family
ID=31675330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12757789U Expired - Lifetime JPH0749006Y2 (en) | 1989-10-31 | 1989-10-31 | Fuel filter device for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0749006Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160082862A (en) * | 2014-12-29 | 2016-07-11 | 만 운트 훔멜 게엠베하 | Hand pump for fuel filter |
-
1989
- 1989-10-31 JP JP12757789U patent/JPH0749006Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160082862A (en) * | 2014-12-29 | 2016-07-11 | 만 운트 훔멜 게엠베하 | Hand pump for fuel filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0749006Y2 (en) | 1995-11-13 |
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