TWI351327B - - Google Patents
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- Publication number
- TWI351327B TWI351327B TW98104268A TW98104268A TWI351327B TW I351327 B TWI351327 B TW I351327B TW 98104268 A TW98104268 A TW 98104268A TW 98104268 A TW98104268 A TW 98104268A TW I351327 B TWI351327 B TW I351327B
- Authority
- TW
- Taiwan
- Prior art keywords
- metal block
- mold
- forging
- groove
- end portion
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 238000005242 forging Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 5
- 210000001161 mammalian embryo Anatomy 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000013585 weight reducing agent Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Forging (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98104268A TW201029769A (en) | 2009-02-11 | 2009-02-11 | A manufacturing method for forge billet of a hollow crank of a bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98104268A TW201029769A (en) | 2009-02-11 | 2009-02-11 | A manufacturing method for forge billet of a hollow crank of a bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201029769A TW201029769A (en) | 2010-08-16 |
| TWI351327B true TWI351327B (fr) | 2011-11-01 |
Family
ID=44854128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW98104268A TW201029769A (en) | 2009-02-11 | 2009-02-11 | A manufacturing method for forge billet of a hollow crank of a bicycle |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW201029769A (fr) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826982A (zh) * | 2014-02-11 | 2015-08-12 | 巧新科技工业股份有限公司 | 中空零件成型方法 |
| US11142280B2 (en) | 2016-03-24 | 2021-10-12 | The Hive Global, Inc. | Bicycle crank with spindle attachment structure |
| US11351815B2 (en) | 2017-08-21 | 2022-06-07 | The Hive Global, Inc. | Bicycle cassette with clamping connection |
| US11485449B2 (en) | 2015-09-01 | 2022-11-01 | The Hive Global, Inc. | Bicycle cassette with locking connection |
| US11932351B2 (en) | 2020-07-17 | 2024-03-19 | The Hive Global, Inc. | Conical bicycle cassette sprocket structure |
| US12030586B2 (en) | 2021-07-12 | 2024-07-09 | The Hive Global, Inc. | Seal for bicycle crank with differential chainring motion |
-
2009
- 2009-02-11 TW TW98104268A patent/TW201029769A/zh not_active IP Right Cessation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826982A (zh) * | 2014-02-11 | 2015-08-12 | 巧新科技工业股份有限公司 | 中空零件成型方法 |
| US11485449B2 (en) | 2015-09-01 | 2022-11-01 | The Hive Global, Inc. | Bicycle cassette with locking connection |
| US11142280B2 (en) | 2016-03-24 | 2021-10-12 | The Hive Global, Inc. | Bicycle crank with spindle attachment structure |
| US11351815B2 (en) | 2017-08-21 | 2022-06-07 | The Hive Global, Inc. | Bicycle cassette with clamping connection |
| US11932351B2 (en) | 2020-07-17 | 2024-03-19 | The Hive Global, Inc. | Conical bicycle cassette sprocket structure |
| US12030586B2 (en) | 2021-07-12 | 2024-07-09 | The Hive Global, Inc. | Seal for bicycle crank with differential chainring motion |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201029769A (en) | 2010-08-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |