WO2021054685A3 - 유니트 체어 - Google Patents

유니트 체어 Download PDF

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Publication number
WO2021054685A3
WO2021054685A3 PCT/KR2020/012344 KR2020012344W WO2021054685A3 WO 2021054685 A3 WO2021054685 A3 WO 2021054685A3 KR 2020012344 W KR2020012344 W KR 2020012344W WO 2021054685 A3 WO2021054685 A3 WO 2021054685A3
Authority
WO
WIPO (PCT)
Prior art keywords
link member
ratchet
unit chair
link
teeth
Prior art date
Application number
PCT/KR2020/012344
Other languages
English (en)
French (fr)
Other versions
WO2021054685A2 (ko
Inventor
박상용
Original Assignee
오스템임플란트 주식회사
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
Priority claimed from KR1020190114225A external-priority patent/KR102361807B1/ko
Priority claimed from KR1020190114205A external-priority patent/KR102364722B1/ko
Priority claimed from KR1020190114189A external-priority patent/KR102379526B1/ko
Application filed by 오스템임플란트 주식회사 filed Critical 오스템임플란트 주식회사
Priority to EP20866600.8A priority Critical patent/EP4032519A4/en
Priority to JP2022516752A priority patent/JP2022549411A/ja
Priority to CN202080065058.8A priority patent/CN114423392A/zh
Priority to US17/761,266 priority patent/US20220370277A1/en
Publication of WO2021054685A2 publication Critical patent/WO2021054685A2/ko
Publication of WO2021054685A3 publication Critical patent/WO2021054685A3/ko
Priority to JP2023199056A priority patent/JP2024023393A/ja

Links

Classifications

    • 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
    • A47C7/38—Support for the head or the back for the head
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
    • A61G15/125—Head-rests
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/02—Chairs with means to adjust position of patient; Controls therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/14—Dental work stands; Accessories therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

본 발명은 유니트 체어에 관한 것이다. 본 발명의 헤드레스트의 자세를 조절하기 위한 링크부를 포함하는 유니트 체어에 있어서, 상기 링크부는, 상기 유니트 체어의 백레스트부에 고정 가능한 제1 링크부재; 일단부가 상기 제1 링크부재와 제1 힌지핀으로 힌지 결합되는 제2 링크부재; 상기 제1 링크부재 및 상기 제2 링크부재 중 적어도 하나의 일면에 형성되어, 상기 제2 링크부재가 제1 힌지핀의 중심축선을 중심으로 일 방향으로만 회전 가능하도록 상기 제2 링크부재의 운동을 구속하는 제1 래칫부재;를 포함하고, 상기 제1 래칫부재는, 상기 제1 힌지핀의 중심축선을 중심으로 복수 개가 환형으로 배열되어 상기 중심축선 방향으로 융기되고 일 방향으로만 경사진 형상을 지닌 톱니가 일면에 형성되고, 반대면이 상기 제1 링크부재에 고정된 제1 래칫베이스부; 및 적어도 일부가 상기 제1 래칫베이스부의 톱니의 적어도 일부에 맞물리는 복수의 톱니가 일면에 형성되고, 반대면이 상기 제2 링크부재에 고정된 제1 래칫회동부를 포함할 수 있다.
PCT/KR2020/012344 2019-09-17 2020-09-11 유니트 체어 WO2021054685A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP20866600.8A EP4032519A4 (en) 2019-09-17 2020-09-11 UNITARY ARMCHAIR
JP2022516752A JP2022549411A (ja) 2019-09-17 2020-09-11 ユニットチェア
CN202080065058.8A CN114423392A (zh) 2019-09-17 2020-09-11 诊疗椅
US17/761,266 US20220370277A1 (en) 2019-09-17 2020-09-11 Unit Chair
JP2023199056A JP2024023393A (ja) 2019-09-17 2023-11-24 ユニットチェア

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR1020190114225A KR102361807B1 (ko) 2019-09-17 2019-09-17 유니트 체어
KR10-2019-0114205 2019-09-17
KR1020190114205A KR102364722B1 (ko) 2019-09-17 2019-09-17 유니트 체어
KR10-2019-0114225 2019-09-17
KR1020190114189A KR102379526B1 (ko) 2019-09-17 2019-09-17 유니트 체어
KR10-2019-0114189 2019-09-17

Publications (2)

Publication Number Publication Date
WO2021054685A2 WO2021054685A2 (ko) 2021-03-25
WO2021054685A3 true WO2021054685A3 (ko) 2021-05-14

Family

ID=74883567

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/012344 WO2021054685A2 (ko) 2019-09-17 2020-09-11 유니트 체어

Country Status (5)

Country Link
US (1) US20220370277A1 (ko)
EP (1) EP4032519A4 (ko)
JP (2) JP2022549411A (ko)
CN (1) CN114423392A (ko)
WO (1) WO2021054685A2 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202200005744A1 (it) * 2022-03-23 2023-09-23 Miglionico Srl Sistema di regolazione del poggiatesta di una poltrona a uso medico

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970010326A (ko) * 1995-08-31 1997-03-27 김태구 자동차용 헤드 레스트의 각도 조절장치
KR20090047671A (ko) * 2007-11-08 2009-05-13 현대자동차주식회사 차량용 헤드레스트
US7871130B2 (en) * 2009-02-11 2011-01-18 Dental Equipment, Llc Biarticulated headrest for chair
KR101144623B1 (ko) * 2010-08-18 2012-05-11 (주)파랑 넥레스트를 구비한 의자
JP2018000331A (ja) * 2016-06-28 2018-01-11 タカラベルモント株式会社 ヘッドレスト装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241993Y2 (ko) * 1973-08-03 1977-09-22
JPS545752B2 (ko) * 1974-01-28 1979-03-20
JPS5647632U (ko) * 1979-09-19 1981-04-27
JPS5746979Y2 (ko) * 1979-12-27 1982-10-15
JPS56145848A (en) * 1980-04-14 1981-11-12 Morita Mfg Apparatus for adjusting inclination of head rest of treating table
JPH0653134B2 (ja) * 1986-11-20 1994-07-20 株式会社モリタ東京製作所 治療用椅子のヘツドレストの高さ及び角度調節装置
JPH11164858A (ja) * 1997-12-03 1999-06-22 Morita Tokyo Seisakusho:Kk 医科・歯科用チェアユニットのヘッドレスト
US6893096B2 (en) * 2002-09-05 2005-05-17 A-Dec, Inc. Headrest support and adjustment mechanism
TWM275830U (en) * 2005-01-27 2005-09-21 Quen Lin Instr Co Ltd Pillow adjustment mechanism of dental chair
JP5057823B2 (ja) * 2007-03-31 2012-10-24 テイ・エス テック株式会社 ヘッドレスト及び該ヘッドレストを備えた車両用シート
JP5776503B2 (ja) * 2011-11-14 2015-09-09 アイシン精機株式会社 車両用シート調整装置
JP6064826B2 (ja) * 2013-08-01 2017-01-25 トヨタ紡織株式会社 リクライナ
CN105748247B (zh) * 2016-04-22 2017-09-15 袁媛园 一种牙科用的医疗躺椅
EP3665396B8 (en) * 2017-08-11 2022-08-24 The Comfort Companies, LLC Hinge assembly for a wheelchair component
CN109693591B (zh) * 2017-10-23 2022-07-19 北京安道拓汽车部件有限公司 汽车座椅四向头枕调节机构和汽车座椅

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970010326A (ko) * 1995-08-31 1997-03-27 김태구 자동차용 헤드 레스트의 각도 조절장치
KR20090047671A (ko) * 2007-11-08 2009-05-13 현대자동차주식회사 차량용 헤드레스트
US7871130B2 (en) * 2009-02-11 2011-01-18 Dental Equipment, Llc Biarticulated headrest for chair
KR101144623B1 (ko) * 2010-08-18 2012-05-11 (주)파랑 넥레스트를 구비한 의자
JP2018000331A (ja) * 2016-06-28 2018-01-11 タカラベルモント株式会社 ヘッドレスト装置

Also Published As

Publication number Publication date
US20220370277A1 (en) 2022-11-24
EP4032519A4 (en) 2023-08-30
JP2024023393A (ja) 2024-02-21
EP4032519A2 (en) 2022-07-27
CN114423392A (zh) 2022-04-29
JP2022549411A (ja) 2022-11-25
WO2021054685A2 (ko) 2021-03-25

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