JPH0159148B2 - - Google Patents
Info
- Publication number
- JPH0159148B2 JPH0159148B2 JP22422784A JP22422784A JPH0159148B2 JP H0159148 B2 JPH0159148 B2 JP H0159148B2 JP 22422784 A JP22422784 A JP 22422784A JP 22422784 A JP22422784 A JP 22422784A JP H0159148 B2 JPH0159148 B2 JP H0159148B2
- Authority
- JP
- Japan
- Prior art keywords
- gear
- crank
- disc
- chain
- teeth
- 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
Links
- 238000000034 method Methods 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000010008 shearing Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 5
- 239000000470 constituent Substances 0.000 claims description 4
- 238000004080 punching Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Gears, Cams (AREA)
- Transmission Devices (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22422784A JPS61102389A (ja) | 1984-10-26 | 1984-10-26 | 自転車のギヤ・クランク体とその製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22422784A JPS61102389A (ja) | 1984-10-26 | 1984-10-26 | 自転車のギヤ・クランク体とその製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61102389A JPS61102389A (ja) | 1986-05-21 |
| JPH0159148B2 true JPH0159148B2 (Sortimente) | 1989-12-15 |
Family
ID=16810493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22422784A Granted JPS61102389A (ja) | 1984-10-26 | 1984-10-26 | 自転車のギヤ・クランク体とその製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61102389A (Sortimente) |
-
1984
- 1984-10-26 JP JP22422784A patent/JPS61102389A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61102389A (ja) | 1986-05-21 |
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