NL159872B - SPRING FOR A SPRINGBOX ASSEMBLY. - Google Patents

SPRING FOR A SPRINGBOX ASSEMBLY.

Info

Publication number
NL159872B
NL159872B NL6909104.A NL6909104A NL159872B NL 159872 B NL159872 B NL 159872B NL 6909104 A NL6909104 A NL 6909104A NL 159872 B NL159872 B NL 159872B
Authority
NL
Netherlands
Prior art keywords
springbox
spring
assembly
springbox assembly
Prior art date
Application number
NL6909104.A
Other languages
Dutch (nl)
Other versions
NL159872C (en
NL6909104A (en
Original Assignee
Hoover Ball & 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.)
Filing date
Publication date
Application filed by Hoover Ball & Bearing Co filed Critical Hoover Ball & Bearing Co
Publication of NL6909104A publication Critical patent/NL6909104A/xx
Publication of NL159872B publication Critical patent/NL159872B/en
Application granted granted Critical
Publication of NL159872C publication Critical patent/NL159872C/en

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
NL6909104.A 1969-01-06 1969-06-13 SPRING FOR A SPRINGBOX ASSEMBLY. NL159872C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78931469A 1969-01-06 1969-01-06

Publications (3)

Publication Number Publication Date
NL6909104A NL6909104A (en) 1970-07-08
NL159872B true NL159872B (en) 1979-04-17
NL159872C NL159872C (en) 1979-09-17

Family

ID=25147261

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6909104.A NL159872C (en) 1969-01-06 1969-06-13 SPRING FOR A SPRINGBOX ASSEMBLY.

Country Status (9)

Country Link
US (1) US3574241A (en)
BR (1) BR6912398D0 (en)
CA (1) CA922821A (en)
CH (1) CH521532A (en)
DE (1) DE1963397C3 (en)
ES (1) ES369467A1 (en)
FR (1) FR2027781A1 (en)
GB (1) GB1236697A (en)
NL (1) NL159872C (en)

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
US4452438A (en) * 1982-01-29 1984-06-05 Hoover Universal, Inc. Box spring assembly with improved corner springs
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 Bedding units and components for such units.
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 (en) 2004-08-24 2009-04-30 ヤマハ株式会社 Electric stringed instruments
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

Also Published As

Publication number Publication date
NL159872C (en) 1979-09-17
DE1963397C3 (en) 1979-04-05
BR6912398D0 (en) 1973-02-01
CH521532A (en) 1972-04-15
US3574241A (en) 1971-04-13
DE1963397A1 (en) 1970-07-23
FR2027781A1 (en) 1970-10-02
NL6909104A (en) 1970-07-08
CA922821A (en) 1973-03-13
DE1963397B2 (en) 1978-08-24
ES369467A1 (en) 1971-06-01
GB1236697A (en) 1971-06-23

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: HOOVER BALL