SE8002473L - SET TO MANUFACTURE HEAT SPRING SPRINGS AND DEVICE FOR IMPLEMENTATION OF THE SET - Google Patents
SET TO MANUFACTURE HEAT SPRING SPRINGS AND DEVICE FOR IMPLEMENTATION OF THE SETInfo
- Publication number
- SE8002473L SE8002473L SE8002473A SE8002473A SE8002473L SE 8002473 L SE8002473 L SE 8002473L SE 8002473 A SE8002473 A SE 8002473A SE 8002473 A SE8002473 A SE 8002473A SE 8002473 L SE8002473 L SE 8002473L
- Authority
- SE
- Sweden
- Prior art keywords
- implementation
- manufacture heat
- spring springs
- heat spring
- springs
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUTO001097 HU178774B (en) | 1979-04-02 | 1979-04-02 | Method and apparatus for heat treating springs |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8002473L true SE8002473L (en) | 1980-10-03 |
SE448555B SE448555B (en) | 1987-03-02 |
Family
ID=11002175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8002473A SE448555B (en) | 1979-04-02 | 1980-03-31 | KIT AND PROCEDURE FOR MANUFACTURING HEAT-SPRING SPRINGS |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3012191C2 (en) |
HU (1) | HU178774B (en) |
NL (1) | NL8001943A (en) |
SE (1) | SE448555B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4404047A (en) * | 1980-12-10 | 1983-09-13 | Lasalle Steel Company | Process for the improved heat treatment of steels using direct electrical resistance heating |
JPS58188532A (en) * | 1982-04-28 | 1983-11-04 | Nhk Spring Co Ltd | Manufacture of hollow stabilizer |
US4890975A (en) * | 1988-03-31 | 1990-01-02 | Frank L. Wells Company | Loop spring stacking machine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2124329A (en) * | 1936-06-29 | 1938-07-19 | Nachman Spring Filled Corp | Spring heating machine |
DE877179C (en) * | 1950-12-06 | 1953-05-21 | Wilhelm Dipl-Ing Dr Stich | Method and arrangement for electrical resistance heating of steel rods, associated with their alignment |
DE1784253U (en) * | 1958-06-06 | 1959-03-05 | Otto P Molt | DEVICE FOR THE PRODUCTION OF SPRINGS FROM STEEL WIRE OR STRIP STEEL. |
-
1979
- 1979-04-02 HU HUTO001097 patent/HU178774B/en not_active IP Right Cessation
-
1980
- 1980-03-28 DE DE19803012191 patent/DE3012191C2/en not_active Expired
- 1980-03-31 SE SE8002473A patent/SE448555B/en not_active IP Right Cessation
- 1980-04-02 NL NL8001943A patent/NL8001943A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3012191C2 (en) | 1986-06-26 |
NL8001943A (en) | 1980-10-06 |
HU178774B (en) | 1982-06-28 |
SE448555B (en) | 1987-03-02 |
DE3012191A1 (en) | 1980-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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