JPS5892439U - Friction reduction device for internal combustion engine pistons - Google Patents
Friction reduction device for internal combustion engine pistonsInfo
- Publication number
- JPS5892439U JPS5892439U JP18963881U JP18963881U JPS5892439U JP S5892439 U JPS5892439 U JP S5892439U JP 18963881 U JP18963881 U JP 18963881U JP 18963881 U JP18963881 U JP 18963881U JP S5892439 U JPS5892439 U JP S5892439U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- reduction device
- friction reduction
- engine pistons
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図はこの考案の実施例を示し、第１図はシリンダ内のピ
ストンの縦断面図、第２図は第１図の下部保持溝部の拡
大図、第３図〜第５図は第２実施例を示し、第３図は第
１図の■−■線断面に対応する図、第４図は第２図に対
応する図、第５図は第４図の波形リングの斜視図、第６
図は転動部材としてローラを有するハウジングの部分断
面図、第７図はサブボールハウジングを有するボ・−ル
ハウジングの断面図、第８図は第７図と異なるサブボー
ルハウジングを有するボールハウジングの断面図である
。
１・・・シリンダ、１ａ・・・ボア面、２・・・ピスト
ン、２ｂ・・・スカート部、７．８・・・保持溝、９，
９Ａ・・・ボールハウジング、１０・・・合口、１１・
・・ボール（転動部材）、１５・・田−ラハウジング、
１６・・・ローラ（転動部材）、１７・・・ボールハウ
ジング、１８・・・外周溝、１９・・・サブボールハウ
ジング、２２・・・ボールハウジング、２３・・・保持
板、２４・・・サブボールハウジング。The figures show an embodiment of this invention, in which Fig. 1 is a longitudinal sectional view of the piston in the cylinder, Fig. 2 is an enlarged view of the lower holding groove in Fig. 1, and Figs. 3 to 5 are a second embodiment. , FIG. 3 is a diagram corresponding to the cross section taken along the line ■-■ in FIG. 1, FIG. 4 is a diagram corresponding to FIG. 2, FIG. 5 is a perspective view of the corrugated ring in FIG. 4, and FIG.
The figure is a partial sectional view of a housing that has a roller as a rolling member, Figure 7 is a sectional view of a ball housing that has a sub-ball housing, and Figure 8 is a cross-sectional view of a ball housing that has a sub-ball housing that is different from that in Figure 7. FIG. DESCRIPTION OF SYMBOLS 1... Cylinder, 1a... Bore surface, 2... Piston, 2b... Skirt part, 7.8... Holding groove, 9,
9A...Ball housing, 10...Abutment, 11.
...Ball (rolling member), 15...Tara housing,
16... Roller (rolling member), 17... Ball housing, 18... Outer circumferential groove, 19... Sub ball housing, 22... Ball housing, 23... Holding plate, 24...・Sub-ball housing.
Claims (1)
形成した環状の保持溝内に、前記ボア面に転勤可能な適
数の転動部材を配設した内燃機関用のピストンにおいて
、前記転動部材を回動可能に支承するとともに転動部材
をシリンダボア面に押圧する、一つの合口を有し前記環
状溝内において間溝の円周方向に移動可能な環状のハウ
ジングを設けたことを特徴とする摩擦低減装置。In a piston for an internal combustion engine, an appropriate number of rolling members that can be transferred to the bore surface are arranged in an annular retaining groove formed in the circumferential direction of a surface of a skirt portion that slides on the cylinder bore surface. It is characterized by providing an annular housing that rotatably supports the moving member and presses the rolling member against the cylinder bore surface, has an abutment and is movable in the circumferential direction of the gap within the annular groove. Friction reduction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18963881U JPS5892439U (en) | 1981-12-17 | 1981-12-17 | Friction reduction device for internal combustion engine pistons |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18963881U JPS5892439U (en) | 1981-12-17 | 1981-12-17 | Friction reduction device for internal combustion engine pistons |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5892439U true JPS5892439U (en) | 1983-06-22 |
| JPS633388Y2 JPS633388Y2 (en) | 1988-01-27 |
Family
ID=29993799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18963881U Granted JPS5892439U (en) | 1981-12-17 | 1981-12-17 | Friction reduction device for internal combustion engine pistons |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5892439U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010116946A (en) * | 2008-11-11 | 2010-05-27 | Toyota Motor Corp | Internal combustion engine equipped with piston type balancer |
| JP2013117200A (en) * | 2011-12-05 | 2013-06-13 | Isuzu Motors Ltd | Internal combustion engine, method for manufacturing the same, and vehicle mounting the same |
-
1981
- 1981-12-17 JP JP18963881U patent/JPS5892439U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010116946A (en) * | 2008-11-11 | 2010-05-27 | Toyota Motor Corp | Internal combustion engine equipped with piston type balancer |
| JP2013117200A (en) * | 2011-12-05 | 2013-06-13 | Isuzu Motors Ltd | Internal combustion engine, method for manufacturing the same, and vehicle mounting the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS633388Y2 (en) | 1988-01-27 |
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