CA2279421A1 - Lift recliner chair with safety system - Google Patents

Lift recliner chair with safety system Download PDF

Info

Publication number
CA2279421A1
CA2279421A1 CA002279421A CA2279421A CA2279421A1 CA 2279421 A1 CA2279421 A1 CA 2279421A1 CA 002279421 A CA002279421 A CA 002279421A CA 2279421 A CA2279421 A CA 2279421A CA 2279421 A1 CA2279421 A1 CA 2279421A1
Authority
CA
Canada
Prior art keywords
safety system
recliner chair
lift recliner
chair
lift
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.)
Granted
Application number
CA002279421A
Other languages
French (fr)
Other versions
CA2279421C (en
Inventor
Kenneth Kemmerer
Kenneth Casey
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
Publication of CA2279421A1 publication Critical patent/CA2279421A1/en
Application granted granted Critical
Publication of CA2279421C publication Critical patent/CA2279421C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/14—Standing-up or sitting-down aids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S297/00—Chairs and seats
    • Y10S297/10—Occupant-arising assist

Abstract

A powered operated lift recliner (10) which includes a safety system (60) which senses the presence of an object located between a raised chair (14) and the base frame (12) and deactivates the power lift mechanism (50) to prevent the mechanism from lowering the chair toward the base onto the object located therebetween.
CA002279421A 1997-02-03 1998-01-30 Lift recliner chair with safety system Expired - Fee Related CA2279421C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/790,861 1997-02-03
US08/790,861 US5931532A (en) 1997-02-03 1997-02-03 Lift recliner chair with safety system
PCT/US1998/001652 WO1998033418A1 (en) 1997-02-03 1998-01-30 Lift recliner chair with safety system

Publications (2)

Publication Number Publication Date
CA2279421A1 true CA2279421A1 (en) 1998-08-06
CA2279421C CA2279421C (en) 2003-11-11

Family

ID=25151955

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002279421A Expired - Fee Related CA2279421C (en) 1997-02-03 1998-01-30 Lift recliner chair with safety system

Country Status (3)

Country Link
US (1) US5931532A (en)
CA (1) CA2279421C (en)
WO (1) WO1998033418A1 (en)

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GB2343371B (en) * 1998-11-03 2000-09-27 Ulland Islwyn Watkins Control of powered furniture
US6213554B1 (en) 1999-09-07 2001-04-10 Groupe Myca Lift chair
DE29917281U1 (en) * 1999-10-01 1999-12-09 Himolla Polstermoebel Werk Sitting / reclining furniture
US20040094077A1 (en) * 1999-11-03 2004-05-20 Stone Robert M. Safety toe-sensor for lift table
US6492786B1 (en) 2000-05-08 2002-12-10 Raffel Product Development Co., Inc. Method of and apparatus for locking a powered movable furniture item
US6533353B2 (en) 2001-01-30 2003-03-18 Craig D. Johnston Lift chair with adjustable arm rests
JP2002238695A (en) * 2001-02-15 2002-08-27 Minebea Co Ltd Footrest device of sheet for vehicle
JP2002248971A (en) * 2001-02-22 2002-09-03 Minebea Co Ltd Motorized seat
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US6702383B2 (en) * 2001-11-09 2004-03-09 Duncan Newman Electric lifting cushion
GB2383745A (en) * 2001-11-22 2003-07-09 Smartasystems Ltd Reconfigurable chair with sensing means to determine whether chair is occupied
AT413631B (en) * 2001-12-27 2006-04-15 Blum Gmbh Julius ARRANGEMENT WITH A MOVABLE FURNITURE, WITH A DRIVE UNIT AND WITH A CONTROL DEVICE
NO317791B1 (en) * 2002-01-04 2004-12-13 Stokke As Moving joints
US6689974B2 (en) 2002-02-21 2004-02-10 Hickory Springs Manufacturing Co. Pressure switch for motorized chairs
US6722736B2 (en) 2002-02-21 2004-04-20 Hickory Springs Manufacturing Company Movable switch for a motorized recliner
DE10209234B4 (en) * 2002-03-04 2005-06-09 Daimlerchrysler Ag Vehicle seat with lower leg support
US7000269B2 (en) * 2003-07-18 2006-02-21 L&P Property Management Company Adjustable base for supporting adjustable beds of different widths
GB0325358D0 (en) * 2003-10-30 2003-12-03 Peter Cook Internat Plc Powered furniture
WO2006023447A2 (en) 2004-08-16 2006-03-02 Hill-Rom Services, Inc. Chair
US7255397B2 (en) * 2004-08-25 2007-08-14 Golden Technologies, Inc. Infrared sensing lift chair
US7540565B2 (en) * 2005-09-09 2009-06-02 Lipford William D Lift chair
US7461896B2 (en) * 2006-06-30 2008-12-09 Intel Corporation System and device for monitoring and assisting human gross motor skills
WO2008005050A2 (en) * 2006-06-30 2008-01-10 I-Trust Better Life Corp. Support frame for a lift chair
US7823972B2 (en) * 2006-11-01 2010-11-02 Gm Global Technology Operations, Inc. Recliner adjustment utilizing active material sensors
GB2449248B (en) * 2007-05-14 2012-01-18 Brandvital Ltd Articulated chairs
WO2008150301A1 (en) * 2007-06-01 2008-12-11 Ghn Technologies, Llc Chair device
US20090066133A1 (en) * 2007-09-11 2009-03-12 Yun-Ying Kuo Adjusting Structure for use in Reclining Chairs
GB2463076B (en) * 2008-09-02 2013-05-08 Brandvital Ltd Articulated chairs
US7914076B2 (en) * 2008-10-31 2011-03-29 Midmark Corporation Device with a limit switch and trunnion
US7735926B1 (en) * 2008-12-09 2010-06-15 Combs John A Chair lift
US8398171B2 (en) * 2011-01-14 2013-03-19 Cycling & Health Tech Industry R & D Center Lift chair
US9241855B2 (en) 2012-09-12 2016-01-26 La-Z-Boy Incorporated Furniture member and power recline and lift mechanism
US8991925B2 (en) 2012-09-12 2015-03-31 La-Z-Boy Incorporated Furniture member and power lift mechanism
US9277822B1 (en) 2014-09-02 2016-03-08 La-Z-Boy Incorporated Furniture member with powered mechanism providing lift and zero gravity positions
CA2979047A1 (en) * 2015-03-10 2016-09-15 Pride Mobility Products Corp. Lift chair control device
AU2016201802B2 (en) * 2015-03-26 2021-03-25 King Furniture Australia Pty Ltd Safety interlock
CN105125356B (en) * 2015-09-01 2019-03-26 浙江理工大学 Wheelchair is helped
US10021992B2 (en) 2016-09-28 2018-07-17 Raffel Systems, Llc Power adjustment and safety systems for power motion furniture

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US3698673A (en) * 1971-02-16 1972-10-17 American Hospital Supply Corp Base for adjustable chairs
US4007960A (en) * 1975-04-30 1977-02-15 Gaffney Edward J Reclining elevator chair
US4083599A (en) * 1976-04-16 1978-04-11 Gaffney Edward J Lift chair with rocker and wheel frame attachments
DE2933093A1 (en) * 1979-08-16 1981-02-26 Keiper Automobiltechnik Gmbh ADJUSTABLE VEHICLE SEAT
US4407030A (en) * 1981-02-09 1983-10-04 Maxwell Products, Inc. Safety device for an adjustable bed
JPS6094840A (en) * 1983-10-31 1985-05-28 Nissan Shatai Co Ltd Safety stopper for motor-driven seat
JPS6137546A (en) * 1984-07-31 1986-02-22 Nippon Soken Inc Power seat
JPS6137549A (en) * 1984-07-31 1986-02-22 Nippon Soken Inc Power seat device
US4786107A (en) * 1986-11-06 1988-11-22 Foy Crockett Lifting apparatus for a seating structure
US4852939A (en) * 1987-10-23 1989-08-01 Orthokinetics, Inc. Device for converting a recliner chair to a recliner-lift chair
US5061010A (en) * 1988-05-20 1991-10-29 La-Z-Boy Chair Co. Cam guide drive mechanism for power-assisted chairs and the like
US5651580A (en) * 1988-05-20 1997-07-29 La-Z-Boy Chair Company Linear actuation drive mechanism for power-assisted chairs and base therefor
CA1299989C (en) * 1988-05-20 1992-05-05 Larry P. Lapointe Recliner chair lift base assembly
US4946222A (en) * 1989-01-30 1990-08-07 Triangle Engineering Of Arkansas, Inc. Lift platform for chairs
US5024486A (en) * 1990-04-03 1991-06-18 Auel Carl C All-purpose rocking, swiveling, reclining, and lifting chair
US5076644A (en) * 1990-08-15 1991-12-31 El Lyn Metal Manufacturing, Inc. Reclining elevator chair
US5136889A (en) * 1990-09-06 1992-08-11 Emerson Electric Co. Linear actuator with positive stop
US5165753A (en) * 1991-01-02 1992-11-24 Henderson Eldred D Elevator chair apparatus
DE9112558U1 (en) * 1991-10-09 1993-02-04 Stanzwerk Wetter Sichelschmidt & Co, 5802 Wetter, De
US5294179A (en) * 1992-05-11 1994-03-15 Hand Machine Company, Inc. Retrofittable chair lifting and tilting device
WO1994019994A1 (en) * 1993-03-02 1994-09-15 Kenneth Casey Universal lift frame for a chair
US5520439A (en) * 1994-11-17 1996-05-28 Blount; Eric D. Fully reclinable elevator lift chair

Also Published As

Publication number Publication date
CA2279421C (en) 2003-11-11
US5931532A (en) 1999-08-03
WO1998033418A1 (en) 1998-08-06

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