JPH0387849U - - Google Patents
Info
- Publication number
- JPH0387849U JPH0387849U JP14669589U JP14669589U JPH0387849U JP H0387849 U JPH0387849 U JP H0387849U JP 14669589 U JP14669589 U JP 14669589U JP 14669589 U JP14669589 U JP 14669589U JP H0387849 U JPH0387849 U JP H0387849U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- strut
- unevenness
- cast
- combustion 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.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims 1
- 229910001234 light alloy Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例に係る内燃機関用ピ
ストンのストラツトを示す展開正面図、第２図は
第１図における−線拡大断面図、第３図はス
トラツトの凹凸を示す拡大正面図、第４図はこの
ストラツトを鋳包んだピストンの縦断面図、第５
図は第４図における〜線断面図である。また
図面中の主要な部分の名称はつぎの通りである。
１０……ピストン、１２……スカート部、１３
……凹部、１４……ピンボス、１６……ストラツ
ト、１９……連結部、２１……凹凸。
Fig. 1 is an exploded front view showing a strut of a piston for an internal combustion engine according to an embodiment of the present invention, Fig. 2 is an enlarged sectional view taken along the line - - in Fig. 1, and Fig. 3 is an enlarged front view showing unevenness of the strut. , Figure 4 is a longitudinal sectional view of the piston with this strut cast in it, and Figure 5 is
The figure is a sectional view taken along the line .about. in FIG. 4. The names of the main parts in the drawings are as follows. 10...Piston, 12...Skirt portion, 13
... recess, 14 ... pin boss, 16 ... strut, 19 ... connection section, 21 ... unevenness.
Claims (1)
つて、ピンボス部を跨ぐようにストラツトを鋳包
むようにしたピストンにおいて、前記ストラツト
の表面であつてピストン母材と接触する部分に凹
凸を形成するようにしたことを特徴とする内燃機
関用ピストン。 In a piston formed by casting from a light alloy, in which a strut is cast in so as to straddle a pin boss part, an unevenness is formed on the surface of the strut in the part that contacts the piston base material. A piston for an internal combustion engine characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14669589U JPH0387849U (en) | 1989-12-20 | 1989-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14669589U JPH0387849U (en) | 1989-12-20 | 1989-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0387849U true JPH0387849U (en) | 1991-09-06 |
Family
ID=31693244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14669589U Pending JPH0387849U (en) | 1989-12-20 | 1989-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0387849U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62252657A (en) * | 1986-04-23 | 1987-11-04 | Toyota Motor Corp | Investment casting structure having excellent cold-heat cycle characteristic and its formation |
-
1989
- 1989-12-20 JP JP14669589U patent/JPH0387849U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62252657A (en) * | 1986-04-23 | 1987-11-04 | Toyota Motor Corp | Investment casting structure having excellent cold-heat cycle characteristic and its formation |