SE0002988L - Improved spring mattress and method for its manufacture - Google Patents

Improved spring mattress and method for its manufacture

Info

Publication number
SE0002988L
SE0002988L SE0002988A SE0002988A SE0002988L SE 0002988 L SE0002988 L SE 0002988L SE 0002988 A SE0002988 A SE 0002988A SE 0002988 A SE0002988 A SE 0002988A SE 0002988 L SE0002988 L SE 0002988L
Authority
SE
Sweden
Prior art keywords
manufacture
casings
enclosed
spring mattress
improved spring
Prior art date
Application number
SE0002988A
Other languages
Swedish (sv)
Other versions
SE521469C2 (en
SE0002988D0 (en
Inventor
Nils Eric Stjerna
Original Assignee
Stjernfjaedrar Ab
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 Stjernfjaedrar Ab filed Critical Stjernfjaedrar Ab
Priority to SE0002988A priority Critical patent/SE521469C2/en
Publication of SE0002988D0 publication Critical patent/SE0002988D0/en
Publication of SE0002988L publication Critical patent/SE0002988L/en
Publication of SE521469C2 publication Critical patent/SE521469C2/en

Links

Classifications

    • 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
    • A47C23/32—Combinations of nets with springs in compression; Frames therefor

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Springs (AREA)
  • Wire Processing (AREA)

Abstract

The spiral spring mattress comprises a number of interconnected spiral springs enclosed in casings, ie. a so-called pocket mattress. The springs (1) and casings (2) are so dimensioned that the spring natural height (NL) when they are not enclosed in the casings exceeds their maximum height (ML) when they are enclosed by at least 50 per cent for at least one spring.
SE0002988A 2000-08-24 2000-08-24 Spiral spring mattress comprises number of interconnected spiral springs enclosed in casings, springs and casings being so dimensioned that the spring natural height exceeds their maximum height when they are enclosed SE521469C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE0002988A SE521469C2 (en) 2000-08-24 2000-08-24 Spiral spring mattress comprises number of interconnected spiral springs enclosed in casings, springs and casings being so dimensioned that the spring natural height exceeds their maximum height when they are enclosed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0002988A SE521469C2 (en) 2000-08-24 2000-08-24 Spiral spring mattress comprises number of interconnected spiral springs enclosed in casings, springs and casings being so dimensioned that the spring natural height exceeds their maximum height when they are enclosed

Publications (3)

Publication Number Publication Date
SE0002988D0 SE0002988D0 (en) 2000-08-24
SE0002988L true SE0002988L (en) 2002-02-25
SE521469C2 SE521469C2 (en) 2003-11-04

Family

ID=20280768

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0002988A SE521469C2 (en) 2000-08-24 2000-08-24 Spiral spring mattress comprises number of interconnected spiral springs enclosed in casings, springs and casings being so dimensioned that the spring natural height exceeds their maximum height when they are enclosed

Country Status (1)

Country Link
SE (1) SE521469C2 (en)

Also Published As

Publication number Publication date
SE521469C2 (en) 2003-11-04
SE0002988D0 (en) 2000-08-24

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Legal Events

Date Code Title Description
NUG Patent has lapsed