IT1033084B - THREE-DIMENSIONAL STRUCTURE WITH SPRINGS SUITABLE IN PARTICULAR TO BUILD A BOX FRAME FOR BEDS - Google Patents

THREE-DIMENSIONAL STRUCTURE WITH SPRINGS SUITABLE IN PARTICULAR TO BUILD A BOX FRAME FOR BEDS

Info

Publication number
IT1033084B
IT1033084B IT25531/74A IT2553174A IT1033084B IT 1033084 B IT1033084 B IT 1033084B IT 25531/74 A IT25531/74 A IT 25531/74A IT 2553174 A IT2553174 A IT 2553174A IT 1033084 B IT1033084 B IT 1033084B
Authority
IT
Italy
Prior art keywords
beds
build
dimensional structure
box frame
springs suitable
Prior art date
Application number
IT25531/74A
Other languages
Italian (it)
Original Assignee
Hercules Inc
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 Hercules Inc filed Critical Hercules Inc
Application granted granted Critical
Publication of IT1033084B publication Critical patent/IT1033084B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
    • A47C23/002—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases with separate resilient support elements, e.g. elastomeric springs arranged in a two-dimensional matrix pattern
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
    • A47C23/30—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using combinations of springs covered by more than one of the groups A47C23/04, A47C23/06 and A47C23/12; Frames therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Springs (AREA)
  • Seats For Vehicles (AREA)
IT25531/74A 1973-07-25 1974-07-24 THREE-DIMENSIONAL STRUCTURE WITH SPRINGS SUITABLE IN PARTICULAR TO BUILD A BOX FRAME FOR BEDS IT1033084B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00382625A US3854157A (en) 1973-07-25 1973-07-25 Unitary space frame

Publications (1)

Publication Number Publication Date
IT1033084B true IT1033084B (en) 1979-07-10

Family

ID=23509786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25531/74A IT1033084B (en) 1973-07-25 1974-07-24 THREE-DIMENSIONAL STRUCTURE WITH SPRINGS SUITABLE IN PARTICULAR TO BUILD A BOX FRAME FOR BEDS

Country Status (11)

Country Link
US (1) US3854157A (en)
JP (1) JPS5042954A (en)
BE (1) BE818094A (en)
BR (1) BR7406098D0 (en)
CA (1) CA1013076A (en)
DE (1) DE2433439C3 (en)
FR (1) FR2257244A1 (en)
GB (1) GB1457842A (en)
IE (1) IE39991B1 (en)
IT (1) IT1033084B (en)
LU (1) LU70607A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE819439A (en) * 1974-09-02 1974-12-31 SPRING MAT.
US4075722A (en) * 1976-12-27 1978-02-28 Hercules Incorporated Space frame seat assembly
US5489258A (en) * 1993-05-14 1996-02-06 Bissell Inc. Multi-position body support

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979739A (en) * 1957-12-26 1961-04-18 Kay Mfg Corp Mattress, cushion or the like
FR1398056A (en) * 1964-03-25 1965-05-07 Improvements to box springs of the said type
US3436446A (en) * 1966-06-08 1969-04-01 Union Carbide Corp Molding of foamed thermoplastic articles

Also Published As

Publication number Publication date
GB1457842A (en) 1976-12-08
LU70607A1 (en) 1974-11-28
JPS5042954A (en) 1975-04-18
BR7406098D0 (en) 1975-05-13
DE2433439A1 (en) 1975-02-06
US3854157A (en) 1974-12-17
AU7157974A (en) 1976-01-29
FR2257244A1 (en) 1975-08-08
CA1013076A (en) 1977-06-28
DE2433439B2 (en) 1978-11-16
DE2433439C3 (en) 1979-08-16
IE39991L (en) 1975-01-25
BE818094A (en) 1974-11-18
IE39991B1 (en) 1978-12-20

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