GB1457842A - Unitary space frame - Google Patents

Unitary space frame

Info

Publication number
GB1457842A
GB1457842A GB2732774A GB2732774A GB1457842A GB 1457842 A GB1457842 A GB 1457842A GB 2732774 A GB2732774 A GB 2732774A GB 2732774 A GB2732774 A GB 2732774A GB 1457842 A GB1457842 A GB 1457842A
Authority
GB
United Kingdom
Prior art keywords
frame
members
grids
grid
spring
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
GB2732774A
Other languages
English (en)
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.)
Hercules LLC
Original Assignee
Hercules LLC
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 LLC filed Critical Hercules LLC
Publication of GB1457842A publication Critical patent/GB1457842A/en
Expired legal-status Critical Current

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)
GB2732774A 1973-07-25 1974-06-20 Unitary space frame Expired GB1457842A (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
GB1457842A true GB1457842A (en) 1976-12-08

Family

ID=23509786

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2732774A Expired GB1457842A (en) 1973-07-25 1974-06-20 Unitary space frame

Country Status (11)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE819439A (nl) * 1974-09-02 1974-12-31 Verenmat.
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 (fr) * 1964-03-25 1965-05-07 Perfectionnements aux sommiers du type dit
US3436446A (en) * 1966-06-08 1969-04-01 Union Carbide Corp Molding of foamed thermoplastic articles

Also Published As

Publication number Publication date
CA1013076A (en) 1977-06-28
DE2433439B2 (de) 1978-11-16
US3854157A (en) 1974-12-17
IE39991L (en) 1975-01-25
IE39991B1 (en) 1978-12-20
LU70607A1 (fr) 1974-11-28
DE2433439C3 (de) 1979-08-16
BR7406098D0 (pt) 1975-05-13
AU7157974A (en) 1976-01-29
DE2433439A1 (de) 1975-02-06
IT1033084B (it) 1979-07-10
FR2257244A1 (fr) 1975-08-08
JPS5042954A (fr) 1975-04-18
BE818094A (fr) 1974-11-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee