GB1236697A - Spring and frame assembly and springs therefor - Google Patents

Spring and frame assembly and springs therefor

Info

Publication number
GB1236697A
GB1236697A GB28617/69A GB2861769A GB1236697A GB 1236697 A GB1236697 A GB 1236697A GB 28617/69 A GB28617/69 A GB 28617/69A GB 2861769 A GB2861769 A GB 2861769A GB 1236697 A GB1236697 A GB 1236697A
Authority
GB
United Kingdom
Prior art keywords
bars
torsion
spring
frame assembly
bar
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
Application number
GB28617/69A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Hoover Ball and Bearing Co filed Critical Hoover Ball and Bearing Co
Publication of GB1236697A publication Critical patent/GB1236697A/en
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

Landscapes

  • Springs (AREA)
  • Seats For Vehicles (AREA)
GB28617/69A 1969-01-06 1969-06-05 Spring and frame assembly and springs therefor Expired GB1236697A (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
GB1236697A true GB1236697A (en) 1971-06-23

Family

ID=25147261

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28617/69A Expired GB1236697A (en) 1969-01-06 1969-06-05 Spring and frame assembly and springs therefor

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7339106B2 (en) 2004-08-24 2008-03-04 Yamaha Corporation Electric stringed musical instrument equipped with single vibration sensor provided inside of body

Families Citing this family (16)

* 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
JPS63502243A (ja) * 1985-12-24 1988-09-01 ミゼル　ネツド　ダブリユ− ベッドユニット及びそのようなユニットのための構成要素
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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7339106B2 (en) 2004-08-24 2008-03-04 Yamaha Corporation Electric stringed musical instrument equipped with single vibration sensor provided inside of body

Also Published As

Publication number Publication date
US3574241A (en) 1971-04-13
NL6909104A (nl) 1970-07-08
CH521532A (de) 1972-04-15
NL159872C (nl) 1979-09-17
DE1963397A1 (de) 1970-07-23
ES369467A1 (es) 1971-06-01
FR2027781A1 (nl) 1970-10-02
NL159872B (nl) 1979-04-17
CA922821A (en) 1973-03-13
DE1963397C3 (de) 1979-04-05
DE1963397B2 (de) 1978-08-24
BR6912398D0 (pt) 1973-02-01

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