JPWO2021240740A1 - - Google Patents
Info
- Publication number
- JPWO2021240740A1 JPWO2021240740A1 JP2022527408A JP2022527408A JPWO2021240740A1 JP WO2021240740 A1 JPWO2021240740 A1 JP WO2021240740A1 JP 2022527408 A JP2022527408 A JP 2022527408A JP 2022527408 A JP2022527408 A JP 2022527408A JP WO2021240740 A1 JPWO2021240740 A1 JP WO2021240740A1
- Authority
- JP
- Japan
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/021159 WO2021240740A1 (ja) | 2020-05-28 | 2020-05-28 | ばね用鋼線、ばね及びそれらの製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021240740A1 true JPWO2021240740A1 (https=) | 2021-12-02 |
| JPWO2021240740A5 JPWO2021240740A5 (https=) | 2022-09-15 |
| JP7260838B2 JP7260838B2 (ja) | 2023-04-19 |
Family
ID=78723220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022527408A Active JP7260838B2 (ja) | 2020-05-28 | 2020-05-28 | ばね用鋼線、ばね及びそれらの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7260838B2 (https=) |
| WO (1) | WO2021240740A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025220584A1 (ja) * | 2024-04-16 | 2025-10-23 | 日本発條株式会社 | ばね部材 |
| WO2025220585A1 (ja) * | 2024-04-16 | 2025-10-23 | 日本発條株式会社 | ばね部材 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1129839A (ja) * | 1997-05-12 | 1999-02-02 | Nippon Steel Corp | 高靭性ばね鋼 |
| JP2001181794A (ja) * | 1999-12-20 | 2001-07-03 | Nippon Steel Corp | 高強度ばね用鋼材 |
| JP2004143482A (ja) * | 2002-10-22 | 2004-05-20 | Nippon Steel Corp | 高強度冷間成形ばね用鋼線とその製造方法 |
-
2020
- 2020-05-28 WO PCT/JP2020/021159 patent/WO2021240740A1/ja not_active Ceased
- 2020-05-28 JP JP2022527408A patent/JP7260838B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1129839A (ja) * | 1997-05-12 | 1999-02-02 | Nippon Steel Corp | 高靭性ばね鋼 |
| JP2001181794A (ja) * | 1999-12-20 | 2001-07-03 | Nippon Steel Corp | 高強度ばね用鋼材 |
| JP2004143482A (ja) * | 2002-10-22 | 2004-05-20 | Nippon Steel Corp | 高強度冷間成形ばね用鋼線とその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021240740A1 (ja) | 2021-12-02 |
| JP7260838B2 (ja) | 2023-04-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220708 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220708 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230307 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230320 |
|
| R151 | Written notification of patent or utility model registration |
Ref document number: 7260838 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |