JPS6367676U - - Google Patents
Info
- Publication number
- JPS6367676U JPS6367676U JP16152786U JP16152786U JPS6367676U JP S6367676 U JPS6367676 U JP S6367676U JP 16152786 U JP16152786 U JP 16152786U JP 16152786 U JP16152786 U JP 16152786U JP S6367676 U JPS6367676 U JP S6367676U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- tapered
- ceramic
- wedge
- plunger
- 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
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
Description
第１図は本考案の実施例を示す。第２図は公知
のセラミツク燃料弁の断面図。第３図は第２図の
燃料ポンプ内部で軸方向に発生する圧力勾配の説
明図。
図において；１…外筒金属、１ａ，１ｂ…テー
パー、２…内筒セラミツクス、３…プランジヤ又
は針弁、４…作動油、５，６…くさび筒。
FIG. 1 shows an embodiment of the invention. FIG. 2 is a sectional view of a known ceramic fuel valve. FIG. 3 is an explanatory diagram of a pressure gradient generated in the axial direction inside the fuel pump of FIG. 2. In the figure: 1... Outer cylinder metal, 1a, 1b... Taper, 2... Inner cylinder ceramic, 3... Plunger or needle valve, 4... Hydraulic oil, 5, 6... Wedge cylinder.
Claims (1)
ンダと、該シリンダ内で摺動する針弁又はプラン
ジヤとからなるセラミツク燃料弁又はセラミツク
ポンプに於て、前記シリンダを構成する外筒金属
の外周面に針弁又はプランジヤの先端側から次第
に薄肉となるようテーパーを付し、外筒金属の該
テーパー付外周面と枠体との間に両面をテーパー
面としたくさび筒及び該くさび筒の外側に前記く
さび筒のテーパー面に対応する面をテーパー面と
したくさび筒を介在させて、締付け固定するよう
にしたことを特徴とするセラミツク燃料弁又はセ
ラミツクポンプの構造。 In a ceramic fuel valve or a ceramic pump consisting of a cylinder in which an outer cylinder metal is shrink-fitted to an inner cylinder ceramic, and a needle valve or plunger that slides within the cylinder, the outer peripheral surface of the outer cylinder metal constituting the cylinder is The needle valve or plunger is tapered so that the wall becomes gradually thinner from the tip side, and a wedge cylinder with tapered surfaces on both sides is provided between the tapered outer circumferential surface of the outer cylinder metal and the frame, and the above-mentioned 1. A structure of a ceramic fuel valve or a ceramic pump, characterized in that a wedge tube whose surface corresponding to the tapered surface of the wedge tube is tapered is interposed to be tightened and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16152786U JPS6367676U (en) | 1986-10-23 | 1986-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16152786U JPS6367676U (en) | 1986-10-23 | 1986-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6367676U true JPS6367676U (en) | 1988-05-07 |
Family
ID=31087920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16152786U Pending JPS6367676U (en) | 1986-10-23 | 1986-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6367676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100907952B1 (en) | 2004-05-13 | 2009-07-16 | 미쓰비시덴키 가부시키가이샤 | Opening / closing control device of state sensing device and power switchgear using this state sensing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4722253U (en) * | 1971-04-07 | 1972-11-13 | ||
| JPS5935661B2 (en) * | 1977-05-24 | 1984-08-30 | 株式会社井上ジャパックス研究所 | Crushing and decomposition equipment for lumps |
-
1986
- 1986-10-23 JP JP16152786U patent/JPS6367676U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4722253U (en) * | 1971-04-07 | 1972-11-13 | ||
| JPS5935661B2 (en) * | 1977-05-24 | 1984-08-30 | 株式会社井上ジャパックス研究所 | Crushing and decomposition equipment for lumps |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100907952B1 (en) | 2004-05-13 | 2009-07-16 | 미쓰비시덴키 가부시키가이샤 | Opening / closing control device of state sensing device and power switchgear using this state sensing device |
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