IT7827519A0 - Metodo e apparecchiatura per formare molle a spirale affiancate da un filo continuo. - Google Patents

Metodo e apparecchiatura per formare molle a spirale affiancate da un filo continuo.

Info

Publication number
IT7827519A0
IT7827519A0 IT7827519A IT2751978A IT7827519A0 IT 7827519 A0 IT7827519 A0 IT 7827519A0 IT 7827519 A IT7827519 A IT 7827519A IT 2751978 A IT2751978 A IT 2751978A IT 7827519 A0 IT7827519 A0 IT 7827519A0
Authority
IT
Italy
Prior art keywords
sided
equipment
spiral springs
continuous wire
forming spiral
Prior art date
Application number
IT7827519A
Other languages
English (en)
Other versions
IT1098530B (it
Original Assignee
Leggett & Platt
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Leggett & Platt filed Critical Leggett & Platt
Publication of IT7827519A0 publication Critical patent/IT7827519A0/it
Application granted granted Critical
Publication of IT1098530B publication Critical patent/IT1098530B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F3/00—Coiling wire into particular forms
    • B21F3/12—Coiling wire into particular forms of interconnected helical springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B21F27/16—Making special types or portions of network by methods or means specially adapted therefor for spring mattresses
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
IT27519/78A 1977-09-12 1978-09-11 Metodo e apparecchiatura per formare molle a spirale affiancate da un filo continuo IT1098530B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/832,399 US4112726A (en) 1977-09-12 1977-09-12 Method and apparatus for forming a row of spring coils from a continuous length of wire

Publications (2)

Publication Number Publication Date
IT7827519A0 true IT7827519A0 (it) 1978-09-11
IT1098530B IT1098530B (it) 1985-09-07

Family

ID=25261527

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27519/78A IT1098530B (it) 1977-09-12 1978-09-11 Metodo e apparecchiatura per formare molle a spirale affiancate da un filo continuo

Country Status (12)

Country Link
US (1) US4112726A (it)
EP (1) EP0001055B1 (it)
JP (1) JPS5450465A (it)
AU (1) AU518362B2 (it)
BR (1) BR7805705A (it)
CA (1) CA1080452A (it)
DE (1) DE2860941D1 (it)
ES (1) ES473279A1 (it)
IT (1) IT1098530B (it)
MX (1) MX147012A (it)
NZ (1) NZ187988A (it)
PT (1) PT68534A (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445547A (en) * 1981-09-10 1984-05-01 Leggett & Platt, Incorporated Lacing wire stop mechanism for a coil spring assembly machine
US4492298A (en) * 1981-09-10 1985-01-08 Leggett & Platt, Incorporated Coil spring assembly machine
US4705079A (en) * 1985-04-10 1987-11-10 Leggett & Platt, Incorporated Bedding coil spring unit and assembly method
US4625349A (en) * 1985-04-10 1986-12-02 Leggett & Platt, Incorporated Bedding coil spring unit and assembly method
CA1254309A (en) * 1985-09-25 1989-05-16 Henry Zapletal Offset continuous row coil spring assembly
GB8613559D0 (en) * 1986-06-04 1986-07-09 Multilastic Ltd Spring units
JPS62289338A (ja) * 1986-06-06 1987-12-16 France Bed Co 組合せばね製造装置
US4726106A (en) * 1986-09-10 1988-02-23 Leggett & Platt, Incorporated Method and apparatus for forming a row of spring coils from a continuous length of wire
US4766624A (en) * 1986-10-17 1988-08-30 Leggett & Platt, Incorporated Mattress assembly having rows of coil springs formed from a single continuous length of wire
US4766625A (en) * 1986-10-17 1988-08-30 Leggett & Platt, Incorporated Box spring having rows of coil springs formed from a single length of wire
US4790038A (en) * 1987-08-05 1988-12-13 Leggett & Platt, Incorporated Bedding spring assembly
US4771495A (en) * 1987-07-29 1988-09-20 Leggett & Platt, Incorporated Bedding spring mattress
US6149143A (en) * 1995-03-20 2000-11-21 L&P Property Management Company Spring structure for a mattress innerspring having coaxial coil units
US5509642A (en) * 1995-03-20 1996-04-23 L&P Property Management Company Mattress innerspring structure having coaxial coil units
SE508675C2 (sv) * 1997-01-27 1998-10-26 Multivent Consult Ab Anordning för böjning av fjäder för resårmadrasser
US6036181A (en) * 1998-02-04 2000-03-14 L&L Property Management Company Spring assembly
US5957438A (en) * 1998-02-04 1999-09-28 L&P Property Management Company Spring retainer assembly
US6375169B1 (en) 2000-07-28 2002-04-23 Hickory Springs Manufacturing Company Mattress spring cushion assembly with combination of right-hand and left-hand spring units
US8769748B2 (en) 2010-06-23 2014-07-08 L&P Property Management Company Spring core having border wire with generally rectangular cross-section
CN115069947A (zh) * 2021-12-16 2022-09-20 王保丰 一种全自动弹簧床网生产设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE513047A (it) *
DE447317C (de) * 1926-09-19 1927-07-19 Ehlenbeck & Platte Einlage aus Sprungfedern fuer Sitzpolster, Matratzen, Kissen u. dgl.
DE815229C (de) * 1950-05-31 1951-10-01 Hugo Buettner Anordnung und Verbindung der Sprungfedern bei rahmenlosen Federeinlagen fuer Matratzen o. dgl.
US2708460A (en) * 1952-10-01 1955-05-17 Zeidler Mfg Company Inc Production of spring pad structures
DE1779966U (de) * 1956-02-25 1958-12-24 Drahtwerk Hanau G M B H Federeinlage.
AT228036B (de) * 1961-03-23 1963-06-25 Willi Gerstorfer Maschine zur Herstellung von aus einem fortlaufenden Draht aus Stahl od. dgl. bestehenden Druckfederbändern
GB1095980A (en) * 1965-11-19 1967-12-20 Multilastic Ltd The manufacture of spring units for mattresses and the like
GB1183315A (en) * 1966-06-03 1970-03-04 Multilastic Ltd Apparatus for Dividing Lengths of Spring Unit for use in Mattresses and the like
US3476156A (en) * 1967-05-08 1969-11-04 Lear Siegler Inc Spring assembly and manufacture thereof
GB1327795A (en) * 1971-09-03 1973-08-22 Birnam Prod Ltd Machine for the manufacture of continuous springing

Also Published As

Publication number Publication date
JPS6236776B2 (it) 1987-08-08
ES473279A1 (es) 1979-04-01
IT1098530B (it) 1985-09-07
CA1080452A (en) 1980-07-01
DE2860941D1 (en) 1981-11-12
AU518362B2 (en) 1981-09-24
BR7805705A (pt) 1979-04-24
EP0001055B1 (en) 1981-08-12
US4112726A (en) 1978-09-12
MX147012A (es) 1982-09-22
NZ187988A (en) 1982-02-23
JPS5450465A (en) 1979-04-20
AU3857678A (en) 1980-02-07
EP0001055A1 (en) 1979-03-21
PT68534A (en) 1978-10-01

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