EP3381330A4 - Improved self-adjustable backrest device - Google Patents

Improved self-adjustable backrest device Download PDF

Info

Publication number
EP3381330A4
EP3381330A4 EP16868075.9A EP16868075A EP3381330A4 EP 3381330 A4 EP3381330 A4 EP 3381330A4 EP 16868075 A EP16868075 A EP 16868075A EP 3381330 A4 EP3381330 A4 EP 3381330A4
Authority
EP
European Patent Office
Prior art keywords
improved self
adjustable backrest
backrest device
adjustable
self
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.)
Withdrawn
Application number
EP16868075.9A
Other languages
German (de)
French (fr)
Other versions
EP3381330A1 (en
Inventor
Rafael Blasco Andreu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority claimed from PCT/ES2016/070830 external-priority patent/WO2017089638A1/en
Publication of EP3381330A1 publication Critical patent/EP3381330A1/en
Publication of EP3381330A4 publication Critical patent/EP3381330A4/en
Withdrawn legal-status Critical Current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
    • A47C16/00—Stand-alone rests or supports for feet, legs, arms, back or head
    • A47C16/005—Back-rests
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/14—Beach chairs ; Chairs for outdoor use, e.g. chairs for relaxation or sun-tanning
    • A47C1/146—Beach chairs ; Chairs for outdoor use, e.g. chairs for relaxation or sun-tanning of legless type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/48—Support for the head or the back for the back of freely-rotatable type

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Special Chairs (AREA)
EP16868075.9A 2015-11-23 2016-11-21 Improved self-adjustable backrest device Withdrawn EP3381330A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201531301U ES1147634Y (en) 2015-11-23 2015-11-23 SELF-ADJUSTABLE SEAT DEVICE
PCT/ES2016/070830 WO2017089638A1 (en) 2015-11-23 2016-11-21 Improved self-adjustable backrest device

Publications (2)

Publication Number Publication Date
EP3381330A1 EP3381330A1 (en) 2018-10-03
EP3381330A4 true EP3381330A4 (en) 2019-06-19

Family

ID=54782361

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16868075.9A Withdrawn EP3381330A4 (en) 2015-11-23 2016-11-21 Improved self-adjustable backrest device

Country Status (4)

Country Link
EP (1) EP3381330A4 (en)
CN (1) CN108289548A (en)
ES (1) ES1147634Y (en)
MA (1) MA43316A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109008378B (en) * 2018-09-13 2024-04-05 安吉县盛信办公家具有限公司 Movable support body connection structure suitable for seat
CN110326923A (en) * 2019-08-09 2019-10-15 安吉县南方家私有限公司 A kind of backrest rotational structure and seat

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04133756U (en) * 1991-06-04 1992-12-11 株式会社イトーキクレビオ Tilt support device for the backrest of a chair
KR101505670B1 (en) * 2014-05-02 2015-03-25 이지영 Back joint for chair
KR20150046490A (en) * 2013-10-22 2015-04-30 차민수 Folding chairs

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR637814A (en) * 1927-07-20 1928-05-09 Device allowing the tilting and immobilization by braking, at any point of its travel, of the backrest of a seat and easily maneuvered by the person sitting on this seat
US2054557A (en) * 1935-05-06 1936-09-15 Roy A Cramer Adjustable chair
US2524624A (en) * 1946-08-14 1950-10-03 Roy A Cramer Resilient chair back mounting
US4908891A (en) * 1988-09-26 1990-03-20 Leon Blagg Stable back rest
US5364163A (en) * 1993-07-12 1994-11-15 Hardison Michael D Adjustable leg fishing chair
JP3742834B2 (en) * 2001-06-11 2006-02-08 テイ・エス テック株式会社 Operation lever
RU2199258C1 (en) * 2002-02-14 2003-02-27 Быков Алексей Алексеевич Seating device
HK1064859A2 (en) * 2004-06-21 2005-01-14 Yu Yeung Tin Synchronous coordinate system of back of chair.
US6959964B1 (en) * 2004-07-23 2005-11-01 Otto Zapf Portable backrest structure
US20060284461A1 (en) * 2005-05-02 2006-12-21 Machael Jay R Chair with recline control mechanism, recline limit control and back tilt mechanism
US7837265B2 (en) * 2006-03-24 2010-11-23 Hni Corporation Reclining chair with enhanced adjustability
KR101014493B1 (en) * 2008-08-20 2011-02-14 기아자동차주식회사 Side Bolster Apparatus for Automobile Seat
CN101889779A (en) * 2009-05-19 2010-11-24 上海市嘉定区南翔小学 Multifunctional office seat
CN201436914U (en) * 2009-05-26 2010-04-14 侯升助 Chair seat capable of automatically adjusting tilting angle of backrest
CN201523866U (en) * 2009-11-06 2010-07-14 杨文煜 Chair with rotary keep-fit small backrest
CN201822334U (en) * 2010-04-08 2011-05-11 福建省浦城县常青工艺品有限公司 Dual-purpose table and chair
CN201691435U (en) * 2010-06-24 2011-01-05 励盼攀 Chair
BR112013019630A2 (en) * 2011-02-01 2019-09-24 Jefferson Garcia Franca Improvements to reversing mechanism applied to the rear wheelchair axle
CN201958261U (en) * 2011-02-25 2011-09-07 袁荣友 Multifunctional chair
CN202020082U (en) * 2011-03-25 2011-11-02 卓岳股份有限公司 Chair back supporting linkage device
CN202051307U (en) * 2011-04-22 2011-11-30 泰桦家具股份有限公司 Adjusting mechanism of backrest
US8465090B1 (en) * 2011-06-06 2013-06-18 Joel Brandon O'Connor Chair for use during wade fishing
US8627523B2 (en) * 2012-05-21 2014-01-14 Todd Kaiser Portable variable-position headboard apparatus
CN202932459U (en) * 2012-11-22 2013-05-15 蒋浩 Multifunctional chair
DE202014101592U1 (en) * 2014-04-04 2014-06-30 Wilkhahn Wilkening + Hahne Gmbh + Co. chair
DE202015100115U1 (en) * 2015-01-13 2015-03-24 Anette Larsson back assembly
CN105029935B (en) * 2015-07-28 2018-03-23 陈俊 A kind of rotary seat

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04133756U (en) * 1991-06-04 1992-12-11 株式会社イトーキクレビオ Tilt support device for the backrest of a chair
KR20150046490A (en) * 2013-10-22 2015-04-30 차민수 Folding chairs
KR101505670B1 (en) * 2014-05-02 2015-03-25 이지영 Back joint for chair

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017089638A1 *

Also Published As

Publication number Publication date
ES1147634U (en) 2015-12-14
EP3381330A1 (en) 2018-10-03
CN108289548A (en) 2018-07-17
MA43316A (en) 2018-10-03
ES1147634Y (en) 2016-03-07

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