DE291189C - - Google Patents
Info
- Publication number
- DE291189C DE291189C DENDAT291189D DE291189DA DE291189C DE 291189 C DE291189 C DE 291189C DE NDAT291189 D DENDAT291189 D DE NDAT291189D DE 291189D A DE291189D A DE 291189DA DE 291189 C DE291189 C DE 291189C
- Authority
- DE
- Germany
- Prior art keywords
- mattress
- springs
- tension springs
- tension
- straps
- 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.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 235000000396 iron Nutrition 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 230000000284 resting Effects 0.000 description 1
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
Landscapes
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE291189C true DE291189C (zh) |
Family
ID=546089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT291189D Active DE291189C (zh) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE291189C (zh) |
-
0
- DE DENDAT291189D patent/DE291189C/de active Active
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