DE146319C - - Google Patents
Info
- Publication number
- DE146319C DE146319C DE1901146319D DE146319DA DE146319C DE 146319 C DE146319 C DE 146319C DE 1901146319 D DE1901146319 D DE 1901146319D DE 146319D A DE146319D A DE 146319DA DE 146319 C DE146319 C DE 146319C
- Authority
- DE
- Germany
- Prior art keywords
- mattress
- tension supports
- spring
- springs
- support bearings
- 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 - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 230000037396 body weight Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 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
- A47C23/12—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using tensioned springs, e.g. flat type
- A47C23/28—Tensioning devices therefor
Landscapes
- Sewing Machines And Sewing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT22810D AT22810B (de) | 1901-07-11 | 1903-08-08 | Vorrichtung zur Feststellung der Spannstützen von Federmatratzen. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE146319C true DE146319C (https=) |
Family
ID=413606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1901146319D Expired - Lifetime DE146319C (https=) | 1901-07-11 | 1901-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE146319C (https=) |
-
1901
- 1901-07-11 DE DE1901146319D patent/DE146319C/de not_active Expired - Lifetime
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