JPH0299244U - - Google Patents
Info
- Publication number
- JPH0299244U JPH0299244U JP682589U JP682589U JPH0299244U JP H0299244 U JPH0299244 U JP H0299244U JP 682589 U JP682589 U JP 682589U JP 682589 U JP682589 U JP 682589U JP H0299244 U JPH0299244 U JP H0299244U
- Authority
- JP
- Japan
- Prior art keywords
- iron
- members
- holding
- pair
- back side
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の実施例を示す内燃機関用ピス
トンの側断面図、第２図は第１図のＡ矢視図、第
３図は第１図のＢ〜Ｂ断面図、第４図は従来の鉄
製ピストンの側断面図である。
図の主要部分の説明、１０……冠部、１１……
リング溝、１２……ランド部、１４……裏側面、
１５……スカート部、１５ａ……補強板、１６，
１７……折り曲げ部、１８……保持部材、１９…
…コ字状部、２１……挿入ピンガイド部材、２２
……Ｒ又はテーパ状部、２４……内側部材、２５
……外側部材。
Fig. 1 is a side sectional view of a piston for an internal combustion engine showing an embodiment of the present invention, Fig. 2 is a view taken in the direction of arrow A in Fig. 1, Fig. 3 is a sectional view taken from B to B in Fig. 1, and Fig. 4. is a side sectional view of a conventional iron piston. Explanation of the main parts of the figure, 10...crown, 11...
Ring groove, 12... Land portion, 14... Back side,
15...Skirt portion, 15a...Reinforcement plate, 16,
17...Bending portion, 18...Holding member, 19...
... U-shaped part, 21 ... Insertion pin guide member, 22
...R or tapered portion, 24...Inner member, 25
...Outer member.
Claims (1)
の側部下方端に鉄製のスカート部の折り曲げ部が
位置決め溶接され、該スカート部内には、該冠部
裏側面に溶接固定してなる一対の鉄製の保持部材
に夫々保持された一対の鉄製の挿入ピンガイド部
材を設けると共に、該保持部材は該挿入ピンガイ
ド部材を保持する穴を有する平板状の内側部材と
外側部材よりなり、該両部材は上端部においてコ
字状に連結され、該連結部は前記冠部の裏側面に
溶接されており、かつ少なくとも前記内側部材は
上方部に向けて広巾に形成されると共に、前記一
対の挿入ピンガイド部材の夫々内側のピン保持穴
部をＲ又はテーパ状に広げ、前記スカート部内周
に補強板を取付けてなることを特徴とする内燃機
関用ピストン。 A bent part of an iron skirt part is positioned and welded to the lower end of the side of the back side of the iron crown part in which a ring groove has been cut, and within the skirt part there is a pair of parts welded and fixed to the back side of the crown part. A pair of iron insertion pin guide members respectively held by iron holding members are provided, and the holding members are composed of a flat inner member and an outer member having holes for holding the insertion pin guide members, and The members are connected in a U-shape at the upper end, the connecting portion is welded to the back side of the crown, and at least the inner member is formed wide toward the upper portion, and the pair of inserts A piston for an internal combustion engine, characterized in that pin holding holes inside each pin guide member are widened in an R or tapered shape, and a reinforcing plate is attached to the inner periphery of the skirt portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP682589U JPH0299244U (en) | 1989-01-24 | 1989-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP682589U JPH0299244U (en) | 1989-01-24 | 1989-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0299244U true JPH0299244U (en) | 1990-08-07 |
Family
ID=31211316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP682589U Pending JPH0299244U (en) | 1989-01-24 | 1989-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0299244U (en) |
-
1989
- 1989-01-24 JP JP682589U patent/JPH0299244U/ja active Pending