CH589438A5 - - Google Patents
Info
- Publication number
- CH589438A5 CH589438A5 CH301674A CH301674A CH589438A5 CH 589438 A5 CH589438 A5 CH 589438A5 CH 301674 A CH301674 A CH 301674A CH 301674 A CH301674 A CH 301674A CH 589438 A5 CH589438 A5 CH 589438A5
- Authority
- CH
- Switzerland
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
- A47C23/04—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00362887A US3852838A (en) | 1973-05-23 | 1973-05-23 | Box spring assembly and improved springs therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH589438A5 true CH589438A5 (OSRAM) | 1977-07-15 |
Family
ID=23427903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH301674A CH589438A5 (OSRAM) | 1973-05-23 | 1974-03-04 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3852838A (OSRAM) |
| JP (1) | JPS5735968B2 (OSRAM) |
| BR (1) | BR7403825D0 (OSRAM) |
| CA (1) | CA988631A (OSRAM) |
| CH (1) | CH589438A5 (OSRAM) |
| DE (1) | DE2418904A1 (OSRAM) |
| ES (1) | ES221644Y (OSRAM) |
| FR (1) | FR2230316B1 (OSRAM) |
| GB (1) | GB1449706A (OSRAM) |
| IT (1) | IT1011492B (OSRAM) |
| NL (1) | NL7405833A (OSRAM) |
| ZA (1) | ZA741254B (OSRAM) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186223A (en) * | 1975-12-05 | 1980-01-29 | Hoover Universal, Inc. | Process for coating a wire spring and evaluating previous heat treat of said wire spring |
| US4218790A (en) * | 1979-05-07 | 1980-08-26 | Hoover Universal, Inc. | Box spring assembly with improved stiffness characteristics |
| US4238861A (en) * | 1979-05-14 | 1980-12-16 | Hoover Universal, Inc. | Box spring assembly with limited deflection formed wire springs |
| US4339834A (en) * | 1980-03-21 | 1982-07-20 | Hoover Universal, Inc. | Box spring assembly with interlocked formed wire components and method of assembling same |
| US4452438A (en) * | 1982-01-29 | 1984-06-05 | Hoover Universal, Inc. | Box spring assembly with improved corner springs |
| US4704752A (en) * | 1986-02-28 | 1987-11-10 | Leggett & Platt, Incorporated | Box spring assembly with modular twin continuous spring elements |
| US4730357A (en) * | 1987-03-17 | 1988-03-15 | Leggett & Platt, Incorporated | Bedding box spring |
| US4867424A (en) * | 1988-09-23 | 1989-09-19 | Hoover Group, Inc. | Box spring with wire columns and partial coils |
| JPH0515232Y2 (OSRAM) * | 1988-12-29 | 1993-04-22 | ||
| US5704595A (en) * | 1995-08-29 | 1998-01-06 | L& P Property Management Company | Nestably stackable formed wire foundation |
| US7237282B2 (en) * | 2005-01-18 | 2007-07-03 | L&P Property Management Company | Stackable and stable bedding foundation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3286281A (en) * | 1965-02-24 | 1966-11-22 | Hoover Ball & Bearing Co | Box spring assembly |
| US3487480A (en) * | 1967-06-07 | 1970-01-06 | Hoover Ball & Bearing Co | Box spring assembly |
| US3574240A (en) * | 1968-10-25 | 1971-04-13 | Hoover Ball & Bearing Co | Spring and frame assembly |
| US3574241A (en) * | 1969-01-06 | 1971-04-13 | Hoover Ball & Bearing Co | Spring and frame assembly particularly for box springs |
| US3761972A (en) * | 1971-12-20 | 1973-10-02 | Dresser Corp | Wire mat assembly for a box spring |
-
1973
- 1973-05-23 US US00362887A patent/US3852838A/en not_active Expired - Lifetime
-
1974
- 1974-02-14 CA CA192,583A patent/CA988631A/en not_active Expired
- 1974-02-21 GB GB796774A patent/GB1449706A/en not_active Expired
- 1974-02-26 ZA ZA00741254A patent/ZA741254B/xx unknown
- 1974-03-04 CH CH301674A patent/CH589438A5/xx not_active IP Right Cessation
- 1974-03-13 JP JP2821774A patent/JPS5735968B2/ja not_active Expired
- 1974-03-13 FR FR7408494A patent/FR2230316B1/fr not_active Expired
- 1974-03-14 ES ES1974221644U patent/ES221644Y/es not_active Expired
- 1974-04-19 DE DE2418904A patent/DE2418904A1/de not_active Ceased
- 1974-05-01 NL NL7405833A patent/NL7405833A/xx not_active Application Discontinuation
- 1974-05-10 BR BR3825/74A patent/BR7403825D0/pt unknown
- 1974-05-21 IT IT51141/74A patent/IT1011492B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AU6592374A (en) | 1975-08-28 |
| JPS5735968B2 (OSRAM) | 1982-07-31 |
| US3852838A (en) | 1974-12-10 |
| IT1011492B (it) | 1977-01-20 |
| DE2418904A1 (de) | 1974-12-12 |
| FR2230316B1 (OSRAM) | 1978-12-29 |
| JPS5049053A (OSRAM) | 1975-05-01 |
| CA988631A (en) | 1976-05-04 |
| ZA741254B (en) | 1975-07-30 |
| GB1449706A (en) | 1976-09-15 |
| ES221644U (es) | 1976-11-01 |
| BR7403825D0 (pt) | 1974-12-24 |
| NL7405833A (OSRAM) | 1974-11-26 |
| ES221644Y (es) | 1977-03-01 |
| FR2230316A1 (OSRAM) | 1974-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |