JPS61144240U - - Google Patents
Info
- Publication number
- JPS61144240U JPS61144240U JP2648285U JP2648285U JPS61144240U JP S61144240 U JPS61144240 U JP S61144240U JP 2648285 U JP2648285 U JP 2648285U JP 2648285 U JP2648285 U JP 2648285U JP S61144240 U JPS61144240 U JP S61144240U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cast iron
- zirconia
- cylindrical member
- top plate
- 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
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第1図は本考案のピストンの一例を示す縦断面
図、第2図は従来のピストンの一例を示す縦断面
図、第3図は第2図におけるセラミツクスと鋳鉄
製ピストン本体の接合構造を示す一部縦断面図で
ある。
1…鋳鉄製ピストン本体、2…窒化ケイ素から
なる皿状底面部材、3…ジルコニアからなる円筒
部材、4…銀口一付け、5…空隙。
Fig. 1 is a longitudinal sectional view showing an example of the piston of the present invention, Fig. 2 is a longitudinal sectional view showing an example of a conventional piston, and Fig. 3 shows the joining structure of the ceramic and cast iron piston body in Fig. 2. It is a partial vertical cross-sectional view. DESCRIPTION OF SYMBOLS 1... Piston body made of cast iron, 2... Dish-shaped bottom member made of silicon nitride, 3... Cylindrical member made of zirconia, 4... Silver cap, 5... Gap.
Claims (1)
ス製ピストン頂板が設けられたピストンに於て、
セラミツクス製ピストン頂板が窒化ケイ素(Si
3N4)からなる皿状底面部材2とジルコニア(
ZrO2)からなる円筒部材3とからなり、前記
ジルコニアからなる円筒部材3の周囲のみ鋳鉄製
ピストン本体1に銀口一付け4されていることを
特徴とする内燃機関のピストン。 In a piston in which a ceramic piston top plate is provided in the top recess of a cast iron piston body 1,
The ceramic piston top plate is made of silicon nitride (Si).
A dish-shaped bottom member 2 made of 3 N 4 ) and zirconia (
A piston for an internal combustion engine, comprising a cylindrical member 3 made of ZrO 2 ), and a silver cap 4 attached to a cast iron piston body 1 only around the cylindrical member 3 made of zirconia.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2648285U JPS61144240U (en) | 1985-02-27 | 1985-02-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2648285U JPS61144240U (en) | 1985-02-27 | 1985-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61144240U true JPS61144240U (en) | 1986-09-05 |
Family
ID=30522530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2648285U Pending JPS61144240U (en) | 1985-02-27 | 1985-02-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61144240U (en) |
-
1985
- 1985-02-27 JP JP2648285U patent/JPS61144240U/ja active Pending
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