JPH0221895B2 - - Google Patents
Info
- Publication number
- JPH0221895B2 JPH0221895B2 JP56214221A JP21422181A JPH0221895B2 JP H0221895 B2 JPH0221895 B2 JP H0221895B2 JP 56214221 A JP56214221 A JP 56214221A JP 21422181 A JP21422181 A JP 21422181A JP H0221895 B2 JPH0221895 B2 JP H0221895B2
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- ring groove
- wall portion
- side wall
- flat plate
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 9
- 239000002783 friction material Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/16—Making other particular articles rings, e.g. barrel hoops
- B21D53/20—Making other particular articles rings, e.g. barrel hoops washers, e.g. for sealing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Gearings (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21422181A JPS58116940A (ja) | 1981-12-28 | 1981-12-28 | 自動車用自動変速機の板金環状ピストンおよびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21422181A JPS58116940A (ja) | 1981-12-28 | 1981-12-28 | 自動車用自動変速機の板金環状ピストンおよびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58116940A JPS58116940A (ja) | 1983-07-12 |
JPH0221895B2 true JPH0221895B2 (fr) | 1990-05-16 |
Family
ID=16652210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21422181A Granted JPS58116940A (ja) | 1981-12-28 | 1981-12-28 | 自動車用自動変速機の板金環状ピストンおよびその製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58116940A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61175327A (ja) * | 1985-01-31 | 1986-08-07 | Yamakawa Kogyo Kk | 変速機用の板金製ピストン |
-
1981
- 1981-12-28 JP JP21422181A patent/JPS58116940A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58116940A (ja) | 1983-07-12 |
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