CA922821A - Spring and frame assembly particularly for box springs - Google Patents

Spring and frame assembly particularly for box springs

Info

Publication number: CA922821A
Authority: CA; Canada
Prior art keywords: spring; frame assembly; box springs; assembly particularly; springs
Prior art date: 1969-01-06
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

Application number

CA051338A

Other languages

English (en)

Other versions

CA51338S (en

Inventor

V. Slominski Walter

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hoover Universal Inc

Original Assignee

Hoover Ball and Bearing Co

Priority date (The priority date 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 date listed.)

1969-01-06

Filing date

1969-05-13

Publication date

1973-03-13

1969-05-13 Application filed by Hoover Ball and Bearing Co filed Critical Hoover Ball and Bearing Co

1973-03-13 Application granted granted Critical

1973-03-13 Publication of CA922821A publication Critical patent/CA922821A/en

Status Expired legal-status Critical Current

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

CA051338A 1969-01-06 1969-05-13 Spring and frame assembly particularly for box springs Expired CA922821A (en)

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 (de)
BR (1)	BR6912398D0 (de)
CA (1)	CA922821A (de)
CH (1)	CH521532A (de)
DE (1)	DE1963397C3 (de)
ES (1)	ES369467A1 (de)
FR (1)	FR2027781A1 (de)
GB (1)	GB1236697A (de)
NL (1)	NL159872C (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
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 (de) *	1985-12-24	1988-06-27	Ned W Mizelle	Matratzeneinheiten und komponenten dazu.
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)

* Cited by examiner, † Cited by third party
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/xx 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
FR2027781A1 (de)	1970-10-02
BR6912398D0 (pt)	1973-02-01
NL159872B (nl)	1979-04-17
DE1963397B2 (de)	1978-08-24
NL6909104A (de)	1970-07-08
NL159872C (nl)	1979-09-17
DE1963397C3 (de)	1979-04-05
US3574241A (en)	1971-04-13
DE1963397A1 (de)	1970-07-23
CH521532A (de)	1972-04-15
ES369467A1 (es)	1971-06-01
GB1236697A (en)	1971-06-23

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