DE3402749C2 - - Google Patents

Info

Publication number
DE3402749C2
DE3402749C2 DE3402749A DE3402749A DE3402749C2 DE 3402749 C2 DE3402749 C2 DE 3402749C2 DE 3402749 A DE3402749 A DE 3402749A DE 3402749 A DE3402749 A DE 3402749A DE 3402749 C2 DE3402749 C2 DE 3402749C2
Authority
DE
Germany
Prior art keywords
blank
support
flexible
pad
areas
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
Application number
DE3402749A
Other languages
German (de)
English (en)
Other versions
DE3402749A1 (de
Inventor
Carlo Porcia It Demartin
Giuseppe Sacile It Lovisotto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE3402749A1 publication Critical patent/DE3402749A1/de
Application granted granted Critical
Publication of DE3402749C2 publication Critical patent/DE3402749C2/de
Granted legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C27/00Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/15Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays consisting of two or more layers
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C27/00Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/142Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities
    • A47C27/144Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities inside the mattress or cushion
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C27/00Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/14Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/148Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays of different resilience
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10Applying counter-pressure during expanding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/56After-treatment of articles, e.g. for altering the shape
    • B29C44/5627After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B68SADDLERY; UPHOLSTERY
    • B68GMETHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
    • B68G7/00Making upholstery
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/751Mattresses, cushions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
DE19843402749 1983-01-31 1984-01-27 Verfahren und vorrichtung zum herstellen von flexiblen auflagen sowie damit hergestellte auflagen bzw. erzeugnis Granted DE3402749A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT83319/83A IT1175045B (it) 1983-01-31 1983-01-31 Metodo per produrre supporti flessibili a cedevolezza differenziata e prodotti cosi' ottenuti

Publications (2)

Publication Number Publication Date
DE3402749A1 DE3402749A1 (de) 1984-08-02
DE3402749C2 true DE3402749C2 (US20030220297A1-20031127-C00009.png) 1989-09-07

Family

ID=11320055

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843402749 Granted DE3402749A1 (de) 1983-01-31 1984-01-27 Verfahren und vorrichtung zum herstellen von flexiblen auflagen sowie damit hergestellte auflagen bzw. erzeugnis

Country Status (2)

Country Link
DE (1) DE3402749A1 (US20030220297A1-20031127-C00009.png)
IT (1) IT1175045B (US20030220297A1-20031127-C00009.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3501354A1 (de) * 1985-01-17 1986-07-17 Ford-Werke AG, 5000 Köln Innenverkleidungsteil fuer kraftfahrzeuge und vorrichtungen zu seiner herstellu ng
US7690096B1 (en) 2008-09-19 2010-04-06 Dreamwell, Ltd. Method of manufacturing an aged mattress assembly

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2617751A (en) * 1950-07-10 1952-11-11 Le Roy M Bickett Rubber pad

Also Published As

Publication number Publication date
IT8383319A0 (it) 1983-01-31
DE3402749A1 (de) 1984-08-02
IT1175045B (it) 1987-07-01

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: WITTE, A., DIPL.-ING. DR.-ING., PAT.-ANW., 7000 ST

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee