JPH0352466U - - Google Patents
Info
- Publication number
- JPH0352466U JPH0352466U JP11349889U JP11349889U JPH0352466U JP H0352466 U JPH0352466 U JP H0352466U JP 11349889 U JP11349889 U JP 11349889U JP 11349889 U JP11349889 U JP 11349889U JP H0352466 U JPH0352466 U JP H0352466U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- ring member
- temperature
- piston
- fitted
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 2
- 230000009466 transformation Effects 0.000 claims 1
- 239000011159 matrix material Substances 0.000 description 2
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は一実施例による本考案の内熱機関のピ
ストン装置の要部断面図、第２図は第１図に使用
したリング部材の平面図、第３図は第２図のリン
グ部材を展開して示し動作を説明した部分拡大図
、第４図は別の実施例を示す部分側面図、第５図
は従来の内燃機関のピストンをシリンダライナに
嵌入した状態を示す要部断面図である。
１…ピストン、２…シリンダライナ、４…リン
グ溝、６…ピストンリング、１２…リング部材、
１４…（母相で収縮する）部分、１６…（母相で
伸長する）部分。
FIG. 1 is a sectional view of a main part of a piston device for an internal heat engine of the present invention according to an embodiment, FIG. 2 is a plan view of a ring member used in FIG. 1, and FIG. FIG. 4 is a partial side view showing another embodiment, and FIG. 5 is a cross-sectional view of main parts showing a state in which a piston of a conventional internal combustion engine is fitted into a cylinder liner. be. DESCRIPTION OF SYMBOLS 1...Piston, 2...Cylinder liner, 4...Ring groove, 6...Piston ring, 12...Ring member,
14... part (contracts in the matrix), 16... part (extends in the matrix).
Claims (1)
するリング溝の溝底との間に、形状記憶合金から
成るリング部材を嵌入し、このリング部材は、こ
のリング部材の温度が前記形状記憶合金のＭ変態
温度を越えると、リング部材の長手方向に伸長す
る変形特性を記憶した成形部と、前記と逆に収縮
する変形特性を記憶した成形部とを交互に配列し
た内燃機関のピストン装置。 A ring member made of a shape memory alloy is fitted between a piston ring and the groove bottom of a ring groove in which the piston ring is fitted, and the temperature of the ring member is such that the temperature of the ring member reaches the M transformation of the shape memory alloy. A piston device for an internal combustion engine, in which molded parts having a deformation characteristic of expanding in the longitudinal direction of a ring member when the temperature is exceeded and molded parts having a deformation characteristic of contracting in the opposite direction are arranged alternately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11349889U JPH0743540Y2 (en) | 1989-09-29 | 1989-09-29 | Piston device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11349889U JPH0743540Y2 (en) | 1989-09-29 | 1989-09-29 | Piston device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0352466U true JPH0352466U (en) | 1991-05-21 |
| JPH0743540Y2 JPH0743540Y2 (en) | 1995-10-09 |
Family
ID=31661910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11349889U Expired - Lifetime JPH0743540Y2 (en) | 1989-09-29 | 1989-09-29 | Piston device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0743540Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011503486A (en) * | 2007-11-14 | 2011-01-27 | マリキャップ オーワイ | Lock ring |
-
1989
- 1989-09-29 JP JP11349889U patent/JPH0743540Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011503486A (en) * | 2007-11-14 | 2011-01-27 | マリキャップ オーワイ | Lock ring |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0743540Y2 (en) | 1995-10-09 |
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