JPH0330658U - - Google Patents
Info
- Publication number
- JPH0330658U JPH0330658U JP9154789U JP9154789U JPH0330658U JP H0330658 U JPH0330658 U JP H0330658U JP 9154789 U JP9154789 U JP 9154789U JP 9154789 U JP9154789 U JP 9154789U JP H0330658 U JPH0330658 U JP H0330658U
- Authority
- JP
- Japan
- Prior art keywords
- piece
- spacer expander
- abutment
- guide
- pieces
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図はガイド部材とガイド棒を装着した本考
案に係る一実施例のスペーサエキスパンダの合口
部付近を示す一部断面平面図、第２図はサイドレ
ールと第１図のスペーサエキスパンダを組み込ん
だピストンのオイルリング溝部分の断面図、第３
図はスペーサエキスパンダの素材を示す平面図、
第４図はガイド部材の斜視図、第５〜９図はガイ
ド部材の別の例を示す斜視図、第１０図はスペー
サエキスパンダの別の断面形状例を示す図である
。
１……スペーサエキスパンダ、２……上部片、
３……下部片、４……連結部片、５，６……サイ
ドレール押圧片、７……オイル孔、８，９……切
欠部、１１，１２，３０，３２，３４，３６，３
８……ガイド部材、１１ａ，１２ａ，３０ａ，３
２ａ，３４ａ，３６ａ，３８ａ……ガイド本体、
１１ｂ，１１ｃ，１２ｂ，１２ｃ，３０ｂ，３０
ｃ，３２ｂ，３４ｂ，３６ｂ，３６ｃ，３８ｂ，
３８ｃ……溶接座、１３，１４……合口端部、１
５……ガイド棒、１６，１７，３１，３３，３５
，３７，３９……ガイド孔、１８，１９……係止
部、２０……ピストン、２１……オイルリング溝
、２２，２３……サイドレール、２４……シリン
ダ。
Fig. 1 is a partially sectional plan view showing the vicinity of the abutment of a spacer expander according to an embodiment of the present invention with a guide member and a guide rod attached, and Fig. 2 shows a side rail and the spacer expander of Fig. 1. Cross-sectional view of the oil ring groove portion of the installed piston, 3rd
The figure is a plan view showing the material of the spacer expander.
FIG. 4 is a perspective view of the guide member, FIGS. 5 to 9 are perspective views showing other examples of the guide member, and FIG. 10 is a view showing another example of the cross-sectional shape of the spacer expander. 1... Spacer expander, 2... Upper piece,
3... Lower piece, 4... Connecting piece, 5, 6... Side rail pressing piece, 7... Oil hole, 8, 9... Notch, 11, 12, 30, 32, 34, 36, 3
8... Guide member, 11a, 12a, 30a, 3
2a, 34a, 36a, 38a...Guide body,
11b, 11c, 12b, 12c, 30b, 30
c, 32b, 34b, 36b, 36c, 38b,
38c...Welding seat, 13, 14...Abutment end, 1
5... Guide rod, 16, 17, 31, 33, 35
, 37, 39... Guide hole, 18, 19... Locking portion, 20... Piston, 21... Oil ring groove, 22, 23... Side rail, 24... Cylinder.
Claims (1)
方向に離間して配置し、これらの外周端が連結部
片で接続され、前記上部片と下部片の内周端に一
対の起立するサイドレール押圧片を備え、円周方
向に多数のオイル孔を備えた組合せオイルリング
の断面略コ字形スペーサエキスパンダにおいて、
ガイド本体と溶接座を備えるガイド部材を、前記
スペーサエキスパンダの合口を挟んだ両側におい
て上部片と下部片との間に挿入配置して、前記溶
接座を連結部片の内面に溶接固定し、これらのガ
イド部材のガイド本体に設けられたガイド孔に挿
通するガイド棒を合口に跨がつて設けてなること
を特徴とする組合せオイルリングのスペーサエキ
スパンダの合口重なり防止構造。 A pair of upper and lower pieces extending in the circumferential direction are arranged apart from each other in the axial direction, the outer peripheral ends of these pieces are connected by a connecting piece, and a pair of upright pieces are arranged at the inner peripheral ends of the upper piece and the lower piece. In a spacer expander with a combination oil ring having a side rail pressing piece and a large number of oil holes in the circumferential direction, the spacer expander has a substantially U-shaped cross section.
A guide member including a guide body and a welding seat is inserted between the upper piece and the lower piece on both sides of the abutment of the spacer expander, and the welding seat is welded and fixed to the inner surface of the connecting piece, A spacer expander abutment overlap prevention structure for a combination oil ring, characterized in that a guide rod inserted into a guide hole provided in a guide body of the guide member is provided to straddle the abutment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989091547U JPH0743541Y2 (en) | 1989-08-03 | 1989-08-03 | Structure for preventing overlapping of spacer expander of combined oil ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989091547U JPH0743541Y2 (en) | 1989-08-03 | 1989-08-03 | Structure for preventing overlapping of spacer expander of combined oil ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0330658U true JPH0330658U (en) | 1991-03-26 |
| JPH0743541Y2 JPH0743541Y2 (en) | 1995-10-09 |
Family
ID=31641022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989091547U Expired - Lifetime JPH0743541Y2 (en) | 1989-08-03 | 1989-08-03 | Structure for preventing overlapping of spacer expander of combined oil ring |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0743541Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6432447U (en) * | 1987-08-21 | 1989-03-01 | ||
| JPH0161441U (en) * | 1987-10-15 | 1989-04-19 |
-
1989
- 1989-08-03 JP JP1989091547U patent/JPH0743541Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6432447U (en) * | 1987-08-21 | 1989-03-01 | ||
| JPH0161441U (en) * | 1987-10-15 | 1989-04-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0743541Y2 (en) | 1995-10-09 |