CA922821A - Spring and frame assembly particularly for box springs - Google Patents
Spring and frame assembly particularly for box springsInfo
- Publication number
- CA922821A CA922821A CA051338A CA51338A CA922821A CA 922821 A CA922821 A CA 922821A CA 051338 A CA051338 A CA 051338A CA 51338 A CA51338 A CA 51338A CA 922821 A CA922821 A CA 922821A
- Authority
- CA
- Canada
- Prior art keywords
- spring
- frame assembly
- box springs
- assembly particularly
- springs
- 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
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 |
---|---|---|---|
US78931469A | 1969-01-06 | 1969-01-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA922821A true CA922821A (en) | 1973-03-13 |
Family
ID=25147261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA051338A Expired CA922821A (en) | 1969-01-06 | 1969-05-13 | Spring and frame assembly particularly for box springs |
Country Status (9)
Country | Link |
---|---|
US (1) | US3574241A (nl) |
BR (1) | BR6912398D0 (nl) |
CA (1) | CA922821A (nl) |
CH (1) | CH521532A (nl) |
DE (1) | DE1963397C3 (nl) |
ES (1) | ES369467A1 (nl) |
FR (1) | FR2027781A1 (nl) |
GB (1) | GB1236697A (nl) |
NL (1) | NL159872C (nl) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3725965A (en) * | 1972-03-10 | 1973-04-10 | Leggett & Platt | Box spring assembly |
US3852838A (en) * | 1973-05-23 | 1974-12-10 | Hoover Ball & Bearing Co | Box spring assembly and improved springs therefor |
US3935605A (en) * | 1974-12-16 | 1976-02-03 | Simmons Company | Mattress foundation |
US4120058A (en) * | 1977-08-15 | 1978-10-17 | Hoover Universal, Inc. | Low profile box spring assembly |
US4195376A (en) * | 1978-09-13 | 1980-04-01 | Hoover Universal, Inc. | Box spring assembly with improved end stiffness |
US4218790A (en) * | 1979-05-07 | 1980-08-26 | Hoover Universal, Inc. | Box spring assembly with improved stiffness characteristics |
US4470584A (en) * | 1982-01-29 | 1984-09-11 | Hoover Universal, Inc. | Box spring assembly |
US4559654A (en) * | 1983-09-14 | 1985-12-24 | Mizelle Ned W | Bedding units and components for such units |
US4577841A (en) * | 1984-07-18 | 1986-03-25 | Webster Spring Co. Inc. | Bent wire spring unit |
EP0252074A4 (en) * | 1985-12-24 | 1988-06-27 | Ned W Mizelle | MATTRESS UNITS AND COMPONENTS THEREOF. |
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 |
US4921228A (en) * | 1988-11-04 | 1990-05-01 | Hoover Group, Inc. | Box spring unit with interlocking spring and grid assembly |
US4932535A (en) * | 1989-02-27 | 1990-06-12 | Hoover Group, Inc. | Formed wire spring element for box spring assemblies |
US5165667A (en) * | 1990-08-29 | 1992-11-24 | Hoover Group, Inc. | Box spring assembly with crosswires having integral sinuous end springs |
JP4259429B2 (ja) | 2004-08-24 | 2009-04-30 | ヤマハ株式会社 | 電気弦楽器 |
US7954556B2 (en) * | 2006-08-17 | 2011-06-07 | Cnh America Llc | Using a can bus engine torque/speed message as load feedback for implement draft control |
Family Cites Families (2)
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 |
-
1969
- 1969-01-06 US US789314A patent/US3574241A/en not_active Expired - Lifetime
- 1969-05-13 CA CA051338A patent/CA922821A/en not_active Expired
- 1969-06-05 GB GB28617/69A patent/GB1236697A/en not_active Expired
- 1969-06-13 NL NL6909104.A patent/NL159872C/nl not_active IP Right Cessation
- 1969-07-12 ES ES369467A patent/ES369467A1/es not_active Expired
- 1969-09-04 FR FR6930244A patent/FR2027781A1/fr not_active Withdrawn
- 1969-09-12 BR BR212398/69A patent/BR6912398D0/pt unknown
- 1969-12-18 DE DE1963397A patent/DE1963397C3/de not_active Expired
- 1969-12-22 CH CH1912469A patent/CH521532A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US3574241A (en) | 1971-04-13 |
ES369467A1 (es) | 1971-06-01 |
FR2027781A1 (nl) | 1970-10-02 |
NL159872B (nl) | 1979-04-17 |
DE1963397B2 (de) | 1978-08-24 |
BR6912398D0 (pt) | 1973-02-01 |
DE1963397A1 (de) | 1970-07-23 |
GB1236697A (en) | 1971-06-23 |
NL6909104A (nl) | 1970-07-08 |
CH521532A (de) | 1972-04-15 |
DE1963397C3 (de) | 1979-04-05 |
NL159872C (nl) | 1979-09-17 |
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