ZA711248B - Improved mattress spring unit construction - Google Patents

Improved mattress spring unit construction

Info

Publication number
ZA711248B
ZA711248B ZA711248A ZA711248A ZA711248B ZA 711248 B ZA711248 B ZA 711248B ZA 711248 A ZA711248 A ZA 711248A ZA 711248 A ZA711248 A ZA 711248A ZA 711248 B ZA711248 B ZA 711248B
Authority
ZA
South Africa
Prior art keywords
spring unit
unit construction
mattress spring
improved mattress
improved
Prior art date
Application number
ZA711248A
Inventor
W Davis
Original Assignee
Sealy
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 Sealy filed Critical Sealy
Publication of ZA711248B publication Critical patent/ZA711248B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
    • A47C27/06—Spring inlays
    • A47C27/07—Attaching, or interconnecting of, springs in spring inlays
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
    • A47C27/06—Spring inlays
ZA711248A 1970-08-13 1971-02-26 Improved mattress spring unit construction ZA711248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6358870A 1970-08-13 1970-08-13

Publications (1)

Publication Number Publication Date
ZA711248B true ZA711248B (en) 1971-11-24

Family

ID=22050200

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA711248A ZA711248B (en) 1970-08-13 1971-02-26 Improved mattress spring unit construction

Country Status (6)

Country Link
US (1) US3653082A (en)
JP (1) JPS5125191B1 (en)
CA (1) CA935574A (en)
DE (1) DE2113901A1 (en)
GB (1) GB1284690A (en)
ZA (1) ZA711248B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109330A (en) * 1977-04-20 1978-08-29 Sealy, Incorporated Innerspring construction
US4155130A (en) * 1977-08-08 1979-05-22 Sealy, Inc. Means for restraining cross helical spin-out
CA1127324A (en) * 1978-07-12 1982-07-06 Sealy, Incorporated Coil spring and spring assembly
GB2120544A (en) * 1982-05-26 1983-12-07 Madad Pty Ltd Spring interior mattress
ZA847621B (en) * 1983-09-30 1986-01-29 Sealy Coil spring and assembly
US4726572A (en) * 1986-05-16 1988-02-23 Sealy, Incorporated Spring coil and spring assembly
US5584083A (en) * 1995-06-01 1996-12-17 L&P Property Management Company Mattress spring core
US9022369B2 (en) * 2011-01-20 2015-05-05 Sealy Technology, Llc Reverse coil head coils and innersprings
US11076705B2 (en) 2014-05-30 2021-08-03 Sealy Technology, Llc Spring core with integrated cushioning layer
WO2017105454A1 (en) 2015-12-17 2017-06-22 Sealy Technology, Llc Coil-in-coil spring with variable loading response and mattresses including the same
US10610029B2 (en) 2016-01-21 2020-04-07 Sealy Technology, Llc Coil-in-coil springs with non-linear loading responses and mattresses including the same
AU2017377031B2 (en) 2016-12-15 2022-12-01 Sealy Technology, Llc Open coil spring assemblies
US10962496B2 (en) * 2019-05-30 2021-03-30 Semiconductor Components Industries, Llc Methods and apparatus for water detection using a capacitive sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2111026A (en) * 1934-03-02 1938-03-15 Lewis William Spring mattress
US3149350A (en) * 1963-02-11 1964-09-22 George F Stevens Differential construction for bed springs
US3264660A (en) * 1964-01-23 1966-08-09 J R Greeno Company Coil spring

Also Published As

Publication number Publication date
US3653082A (en) 1972-04-04
CA935574A (en) 1973-10-16
GB1284690A (en) 1972-08-09
DE2113901A1 (en) 1972-02-17
JPS5125191B1 (en) 1976-07-29

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