GB2347638B - Method of and apparatus for manufacturing mattress spring units - Google Patents
Method of and apparatus for manufacturing mattress spring unitsInfo
- Publication number
- GB2347638B GB2347638B GB9905543A GB9905543A GB2347638B GB 2347638 B GB2347638 B GB 2347638B GB 9905543 A GB9905543 A GB 9905543A GB 9905543 A GB9905543 A GB 9905543A GB 2347638 B GB2347638 B GB 2347638B
- Authority
- GB
- United Kingdom
- Prior art keywords
- spring units
- mattress spring
- manufacturing mattress
- manufacturing
- units
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F33/00—Tools or devices specially designed for handling or processing wire fabrics or the like
- B21F33/04—Connecting ends of helical springs for mattresses
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9905543A GB2347638B (en) | 1999-03-11 | 1999-03-11 | Method of and apparatus for manufacturing mattress spring units |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9905543A GB2347638B (en) | 1999-03-11 | 1999-03-11 | Method of and apparatus for manufacturing mattress spring units |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9905543D0 GB9905543D0 (en) | 1999-05-05 |
GB2347638A GB2347638A (en) | 2000-09-13 |
GB2347638B true GB2347638B (en) | 2002-08-07 |
Family
ID=10849374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9905543A Expired - Fee Related GB2347638B (en) | 1999-03-11 | 1999-03-11 | Method of and apparatus for manufacturing mattress spring units |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2347638B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2021013643A (en) | 2019-05-20 | 2022-01-06 | Bekaert Sa Nv | Method of making a spring core for a mattress or for seating products. |
WO2021188075A1 (en) * | 2020-03-18 | 2021-09-23 | Boycelik Metal Sanayi Ve Ticaret Anonim Sirketi | A method of mattress or upholstered furniture springs having improved mechanical features with extra (additional) heat treatment |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111241A (en) * | 1977-06-29 | 1978-09-05 | Burton-Dixie Corporation | Spring forming means in automatic coil spring assembling machine |
US4155130A (en) * | 1977-08-08 | 1979-05-22 | Sealy, Inc. | Means for restraining cross helical spin-out |
US4553572A (en) * | 1981-09-10 | 1985-11-19 | Leggett & Platt, Incorporated | Coil spring assembly machine |
WO1998053933A1 (en) * | 1997-05-30 | 1998-12-03 | Simmons Company | Method and apparatus for manufacturing coil springs |
-
1999
- 1999-03-11 GB GB9905543A patent/GB2347638B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111241A (en) * | 1977-06-29 | 1978-09-05 | Burton-Dixie Corporation | Spring forming means in automatic coil spring assembling machine |
US4155130A (en) * | 1977-08-08 | 1979-05-22 | Sealy, Inc. | Means for restraining cross helical spin-out |
US4553572A (en) * | 1981-09-10 | 1985-11-19 | Leggett & Platt, Incorporated | Coil spring assembly machine |
WO1998053933A1 (en) * | 1997-05-30 | 1998-12-03 | Simmons Company | Method and apparatus for manufacturing coil springs |
Also Published As
Publication number | Publication date |
---|---|
GB2347638A (en) | 2000-09-13 |
GB9905543D0 (en) | 1999-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20120311 |