FR2300811B1 - - Google Patents
Info
- Publication number
- FR2300811B1 FR2300811B1 FR7603967A FR7603967A FR2300811B1 FR 2300811 B1 FR2300811 B1 FR 2300811B1 FR 7603967 A FR7603967 A FR 7603967A FR 7603967 A FR7603967 A FR 7603967A FR 2300811 B1 FR2300811 B1 FR 2300811B1
- Authority
- FR
- France
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F35/00—Making springs from wire
-
- 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)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752505929 DE2505929A1 (de) | 1975-02-13 | 1975-02-13 | Verfahren und vorrichtung zum herstellen von drahtfedern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2300811A1 FR2300811A1 (fr) | 1976-09-10 |
| FR2300811B1 true FR2300811B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-06-17 |
Family
ID=5938730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7603967A Granted FR2300811A1 (fr) | 1975-02-13 | 1976-02-13 | Procede et dispositif de fabrication de ressorts a boudin |
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109837370A (zh) * | 2019-03-13 | 2019-06-04 | 苏州切浦汽车零部件有限公司 | 去应力回火装置及方法 |
| CN117139527B (zh) * | 2023-11-01 | 2024-01-16 | 湘潭市弹簧厂有限公司 | 一种带检测功能的弹簧自动化生产线 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1209283B (de) * | 1959-12-21 | 1966-01-20 | Lucas Industries Ltd | Vorrichtung zum Aufbringen eines thermoplastischen Belages auf die Aussenflaechen von Spiralfederwindungen |
| FR2040857A5 (en) * | 1969-04-23 | 1971-01-22 | Burdin Jacques | Coating objects with fusible resin during - free fau in fluidised bed |
| DE2221976A1 (de) * | 1972-05-05 | 1973-11-15 | Wolfram Reinking | Verfahren zum kunststoffbeschichten von bewehrungsstuetzen |
-
1975
- 1975-02-13 DE DE19752505929 patent/DE2505929A1/de active Pending
-
1976
- 1976-02-10 CA CA245,407A patent/CA1071071A/en not_active Expired
- 1976-02-11 BE BE164227A patent/BE838445A/xx not_active IP Right Cessation
- 1976-02-12 GB GB563476A patent/GB1531592A/en not_active Expired
- 1976-02-13 FR FR7603967A patent/FR2300811A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2300811A1 (fr) | 1976-09-10 |
| DE2505929A1 (de) | 1976-08-26 |
| CA1071071A (en) | 1980-02-05 |
| GB1531592A (en) | 1978-11-08 |
| BE838445A (fr) | 1976-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |