TREA

by means of peg-and-notch or pawl-and-ratchet mechanism

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Industry

  • CPC
  • A47C1/03238
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Parent Industries

AHUMAN NECESSITIES A47Furniture A47CCHAIRS SOFAS BEDS A47C1/00Chairs adapted for special purposes

Current Industry

A47C1/03238by means of peg-and-notch or pawl-and-ratchet mechanism
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Foldable chair
    • Patent number 11,986,098
    • Issue date May 21, 2024
    • Chusong Chen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Multifunctional swivel chair tray and using method thereof
    • Patent number 11,759,014
    • Issue date Sep 19, 2023
    • Hangzhou Zhongtai Industrial Group Co., Ltd.
    • Yongxing Ni
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Chair tilt mechanism
    • Patent number 11,006,751
    • Issue date May 18, 2021
    • Knoll, Inc.
    • Mark Jones
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Furniture lock out system
    • Patent number 10,890,235
    • Issue date Jan 12, 2021
    • L&P Property Management Company
    • Jennie Bucove
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Chair and chair control assemblies, systems, and methods
    • Patent number 10,455,940
    • Issue date Oct 29, 2019
    • HNI Technologies Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seat with relative synchronous displacement between back incline an...
    • Patent number 10,028,586
    • Issue date Jul 24, 2018
    • Vitra Patente AG
    • Thomas Schneider
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair and chair control assemblies, systems, and methods
    • Patent number 9,980,568
    • Issue date May 29, 2018
    • HNI Technologies Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with seat and backrest movable in a synchronized way
    • Patent number 9,883,746
    • Issue date Feb 6, 2018
    • Pro.Cord S.p.A.
    • Alessandro Piretti
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair and chair control assemblies, systems, and methods
    • Patent number 9,801,471
    • Issue date Oct 31, 2017
    • HNI Technologies Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair back elevation adjustment structure
    • Patent number 9,648,955
    • Issue date May 16, 2017
    • Dongguan Kentec Office Seating Co., Ltd.
    • Chih-Cheng Su
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Device for quickly mounting a back rest on a mechanism for office c...
    • Patent number 9,433,296
    • Issue date Sep 6, 2016
    • IMARC S.p.A.
    • Claudio Gorgi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Rocking chair and spring unit used therein
    • Patent number 9,402,478
    • Issue date Aug 2, 2016
    • Itoki Corporation
    • Masashi Hasegawa
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt mechanism for a chair and chair
    • Patent number 9,277,821
    • Issue date Mar 8, 2016
    • L&P Property Management Company
    • Mark Grant Jones
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair chassis
    • Patent number 9,044,094
    • Issue date Jun 2, 2015
    • Yucheng Chen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Reaction force mechanism for backrest of chair and chair mounted wi...
    • Patent number 8,998,322
    • Issue date Apr 7, 2015
    • Takano Co., Ltd.
    • Toshiyuki Horiki
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Office chair mechanism provided with a device for adjusting the swi...
    • Patent number 8,985,688
    • Issue date Mar 24, 2015
    • IMARC S.p.A.
    • Claudio Gorgi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with tilting backrest
    • Patent number 8,550,558
    • Issue date Oct 8, 2013
    • Jianhua Fu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Synchronous mechanism
    • Patent number 8,550,557
    • Issue date Oct 8, 2013
    • Bock 1 GmbH & Co. KG
    • Hermann Bock
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair adjustment structure
    • Patent number 8,414,075
    • Issue date Apr 9, 2013
    • Wen-Shan Ko
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Reclining chair with enhanced adjustability
    • Patent number 8,297,701
    • Issue date Oct 30, 2012
    • HNI Technologies, Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair more comfortable when seated in optimum posture while reclining
    • Patent number 8,177,299
    • Issue date May 15, 2012
    • Oki Electric Industry Co., Ltd.
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Locking device for a movable member in a chair
    • Patent number 8,172,323
    • Issue date May 8, 2012
    • Okamura Corporation
    • Hiroshi Masunaga
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Link mechanism for a chair and a chair
    • Patent number 8,029,061
    • Issue date Oct 4, 2011
    • Oki Electric Industry Co., Ltd.
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt control mechanism for a chair
    • Patent number 7,997,652
    • Issue date Aug 16, 2011
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Link mechanism for a chair and a chair
    • Patent number 7,971,936
    • Issue date Jul 5, 2011
    • Oki Electric Industry Co., Ltd.
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustment device for a reclining chair
    • Patent number 7,866,749
    • Issue date Jan 11, 2011
    • L&P Property Management Company
    • Massimo Costaglia
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Reclining chair with enhanced adjustability
    • Patent number 7,837,265
    • Issue date Nov 23, 2010
    • HNI Corporation
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustment device for adjustable chairs
    • Patent number 7,815,257
    • Issue date Oct 19, 2010
    • L&P Property Management Company
    • Massimo Costaglia
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt controls for chairs
    • Patent number 7,766,426
    • Issue date Aug 3, 2010
    • Ram Machines (1990) Ltd.
    • Daniel Meidan
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tilt control mechanism for a chair
    • Patent number 7,735,923
    • Issue date Jun 15, 2010
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    GLIDING LOUNGER
    • Publication number 20240268556
    • Publication date Aug 15, 2024
    • VISIONAT INTERNATIONAL LIMITED
    • Freya COLLINS
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR
    • Publication number 20230380596
    • Publication date Nov 30, 2023
    • Okamura Corporation
    • Yoshinori ISOGAI
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    MULTIFUNCTIONAL SWIVEL CHAIR TRAY AND USING METHOD THEREOF
    • Publication number 20230148753
    • Publication date May 18, 2023
    • Hangzhou Zhongtai Industrial Group Co., Ltd.
    • YONGXING NI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    CHAIR TILT MECHANISM
    • Publication number 20200037762
    • Publication date Feb 6, 2020
    • Knoll, Inc.
    • Mark Jones
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR AND CHAIR CONTROL ASSEMBLIES, SYSTEMS, AND METHODS
    • Publication number 20190021501
    • Publication date Jan 24, 2019
    • HNI Technologies Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR AND CHAIR CONTROL ASSEMBLIES, SYSTEMS, AND METHODS
    • Publication number 20180064250
    • Publication date Mar 8, 2018
    • HNI Technologies Inc.
    • Jay R. Machael
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR WITH SEAT AND BACKREST MOVABLE IN A SYNCHRONIZED WAY
    • Publication number 20160128481
    • Publication date May 12, 2016
    • PRO-CORD Spa
    • Alessandro Piretti
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    TILT MECHANISM FOR A CHAIR AND CHAIR
    • Publication number 20140300158
    • Publication date Oct 9, 2014
    • Mark Grant Jones
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR
    • Publication number 20140284970
    • Publication date Sep 25, 2014
    • Simon Radclyffe
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    ROCKING CHAIR AND SPRING UNIT USED THEREIN
    • Publication number 20140125104
    • Publication date May 8, 2014
    • ITOKI CORPORATION
    • Masashi HASEGAWA
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    ANGLE ADJUSTING/POSITIONING DEVICE FOR A BACKREST OF A CHAIR
    • Publication number 20130313878
    • Publication date Nov 28, 2013
    • Chang Chen Lin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Office chair mechanism provided with a device for adjusting the swi...
    • Publication number 20130234485
    • Publication date Sep 12, 2013
    • IMARC S.p.A.
    • Claudio Gorgi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR CHASSIS
    • Publication number 20130069408
    • Publication date Mar 21, 2013
    • Yucheng CHEN
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    REACTION FORCE MECHANISM FOR BACKREST OF CHAIR AND CHAIR MOUNTED WI...
    • Publication number 20130057037
    • Publication date Mar 7, 2013
    • Takano Co., Ltd.
    • Toshiyuki Horiki
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair
    • Publication number 20120193961
    • Publication date Aug 2, 2012
    • JIANHUA FU
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR
    • Publication number 20120161483
    • Publication date Jun 28, 2012
    • Kokuyo Co., Ltd.
    • Katsuaki Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR
    • Publication number 20120161482
    • Publication date Jun 28, 2012
    • Kokuyo Co., Ltd.
    • Katsuaki Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR ADJUSTMENT STRUCTURE
    • Publication number 20110291452
    • Publication date Dec 1, 2011
    • Wen-Shan KO
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair
    • Publication number 20110074197
    • Publication date Mar 31, 2011
    • Isao Okamoto
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Link mechanism for a chair and a chair
    • Publication number 20110031794
    • Publication date Feb 10, 2011
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    RECLINING CHAIR WITH ENHANCED ADJUSTABILITY
    • Publication number 20110031793
    • Publication date Feb 10, 2011
    • HNI Technologies Inc.
    • Jay R. MACHAEL
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Tilt control mechanism for a chair
    • Publication number 20110012395
    • Publication date Jan 20, 2011
    • Haworth, Inc.
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    SYNCHRONOUS MECHANISM
    • Publication number 20100295351
    • Publication date Nov 25, 2010
    • BOCK 1 GMBH & CO. KG
    • Hermann Bock
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair providing more comfortable when seated in optimum posture whi...
    • Publication number 20100244522
    • Publication date Sep 30, 2010
    • Oki Electric Industry Co., Ltd.
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    LOCKING DEVICE FOR A MOVABLE MEMBER IN A CHAIR
    • Publication number 20100109402
    • Publication date May 6, 2010
    • Hiroshi Masunaga
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Link Mechanism for a chair and a chair
    • Publication number 20100084902
    • Publication date Apr 8, 2010
    • Oki Electric Industry Co., Ltd.
    • Zenroh Fukai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Tilt control mechanism for a chair
    • Publication number 20090179473
    • Publication date Jul 16, 2009
    • Richard N. Roslund
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Inclination Adjusting Device for Chair Seat
    • Publication number 20090066135
    • Publication date Mar 12, 2009
    • Tung-Hua Su
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    ADJUSTMENT DEVICE FOR A RECLINING CHAIR
    • Publication number 20090008979
    • Publication date Jan 8, 2009
    • L&P Property Management Company
    • MASSIMO COSTAGLIA
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    ADJUSTMENT DEVICE FOR ADJUSTABLE CHAIRS
    • Publication number 20090008978
    • Publication date Jan 8, 2009
    • L&P Property Management Company
    • MASSIMO COSTAGLIA
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...