ZA741254B - Box spring assembly and improved spring therefor - Google Patents
Box spring assembly and improved spring thereforInfo
- Publication number
- ZA741254B ZA741254B ZA00741254A ZA741254A ZA741254B ZA 741254 B ZA741254 B ZA 741254B ZA 00741254 A ZA00741254 A ZA 00741254A ZA 741254 A ZA741254 A ZA 741254A ZA 741254 B ZA741254 B ZA 741254B
- Authority
- ZA
- South Africa
- Prior art keywords
- spring
- therefor
- improved
- box
- assembly
- Prior art date
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 |
---|---|
ZA741254B true ZA741254B (en) | 1975-07-30 |
Family
ID=23427903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00741254A ZA741254B (en) | 1973-05-23 | 1974-02-26 | Box spring assembly and improved spring therefor |
Country Status (12)
Country | Link |
---|---|
US (1) | US3852838A (en) |
JP (1) | JPS5735968B2 (en) |
BR (1) | BR7403825D0 (en) |
CA (1) | CA988631A (en) |
CH (1) | CH589438A5 (en) |
DE (1) | DE2418904A1 (en) |
ES (1) | ES221644Y (en) |
FR (1) | FR2230316B1 (en) |
GB (1) | GB1449706A (en) |
IT (1) | IT1011492B (en) |
NL (1) | NL7405833A (en) |
ZA (1) | ZA741254B (en) |
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 |
US4470584A (en) * | 1982-01-29 | 1984-09-11 | Hoover Universal, Inc. | Box spring assembly |
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 (en) * | 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/en 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/en not_active Expired
- 1974-04-19 DE DE2418904A patent/DE2418904A1/en not_active Ceased
- 1974-05-01 NL NL7405833A patent/NL7405833A/xx not_active Application Discontinuation
- 1974-05-10 BR BR3825/74A patent/BR7403825D0/en unknown
- 1974-05-21 IT IT51141/74A patent/IT1011492B/en active
Also Published As
Publication number | Publication date |
---|---|
NL7405833A (en) | 1974-11-26 |
JPS5735968B2 (en) | 1982-07-31 |
DE2418904A1 (en) | 1974-12-12 |
ES221644Y (en) | 1977-03-01 |
FR2230316B1 (en) | 1978-12-29 |
US3852838A (en) | 1974-12-10 |
IT1011492B (en) | 1977-01-20 |
AU6592374A (en) | 1975-08-28 |
CA988631A (en) | 1976-05-04 |
FR2230316A1 (en) | 1974-12-20 |
ES221644U (en) | 1976-11-01 |
CH589438A5 (en) | 1977-07-15 |
GB1449706A (en) | 1976-09-15 |
BR7403825D0 (en) | 1974-12-24 |
JPS5049053A (en) | 1975-05-01 |
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