CA1148460A - Pivotable adjustment mechanism - Google Patents

Pivotable adjustment mechanism

Info

Publication number
CA1148460A
CA1148460A CA000293831A CA293831A CA1148460A CA 1148460 A CA1148460 A CA 1148460A CA 000293831 A CA000293831 A CA 000293831A CA 293831 A CA293831 A CA 293831A CA 1148460 A CA1148460 A CA 1148460A
Authority
CA
Canada
Prior art keywords
ring
pair
torsion bar
secured
holders
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.)
Expired
Application number
CA000293831A
Other languages
English (en)
French (fr)
Inventor
Ivar Kalvatn
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
Application granted granted Critical
Publication of CA1148460A publication Critical patent/CA1148460A/en
Expired 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
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
    • A47C3/026—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame with central column, e.g. rocking office chairs; Tilting chairs
    • 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—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/445—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with bar or leaf springs
    • 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—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/445—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with bar or leaf springs
    • A47C7/4454—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with bar or leaf springs of torsion type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/50—Seat suspension devices
    • B60N2/54—Seat suspension devices using mechanical springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/50—Seat suspension devices
    • B60N2/54—Seat suspension devices using mechanical springs
    • B60N2/548—Torsion springs, e.g. torsion helicoidal springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B29/00—Accommodation for crew or passengers not otherwise provided for
    • B63B29/02—Cabins or other living spaces; Construction or arrangement thereof
    • B63B29/04—Furniture peculiar to vessels
    • B63B29/06—Fastening to floors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B29/00—Accommodation for crew or passengers not otherwise provided for
    • B63B29/02—Cabins or other living spaces; Construction or arrangement thereof
    • B63B29/04—Furniture peculiar to vessels
    • B63B29/12—Self-levelling mountings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/28—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected in which the interconnecting pivots include elastic members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chairs Characterized By Structure (AREA)
  • Springs (AREA)
  • Seats For Vehicles (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Vehicle Body Suspensions (AREA)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Motorcycle And Bicycle Frame (AREA)
CA000293831A 1976-08-03 1977-12-23 Pivotable adjustment mechanism Expired CA1148460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO762144A NO140961C (no) 1976-08-03 1976-08-03 Innretning paa stol til bruk i baater eller kjoeretoeyer

Publications (1)

Publication Number Publication Date
CA1148460A true CA1148460A (en) 1983-06-21

Family

ID=19882966

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000293831A Expired CA1148460A (en) 1976-08-03 1977-12-23 Pivotable adjustment mechanism

Country Status (14)

Country Link
US (1) US4185803A (cg-RX-API-DMAC10.html)
AU (1) AU516728B2 (cg-RX-API-DMAC10.html)
BE (1) BE874832Q (cg-RX-API-DMAC10.html)
CA (1) CA1148460A (cg-RX-API-DMAC10.html)
CH (1) CH632569A5 (cg-RX-API-DMAC10.html)
DE (1) DE2734755C2 (cg-RX-API-DMAC10.html)
DK (2) DK145562C (cg-RX-API-DMAC10.html)
ES (1) ES478829A3 (cg-RX-API-DMAC10.html)
FI (1) FI59758C (cg-RX-API-DMAC10.html)
GB (1) GB1571574A (cg-RX-API-DMAC10.html)
IT (1) IT1091276B (cg-RX-API-DMAC10.html)
MX (1) MX146671A (cg-RX-API-DMAC10.html)
NO (2) NO140961C (cg-RX-API-DMAC10.html)
SE (1) SE431430B (cg-RX-API-DMAC10.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU544651B2 (en) * 1980-11-17 1985-06-06 Tor Arild Universal mechanical linkage
US4431157A (en) * 1981-11-18 1984-02-14 Tor Arild Pivotal adjustment mechanism
US4575151A (en) * 1983-09-13 1986-03-11 Maridyne, Inc. Chair tilting mechanism
ATE90041T1 (de) * 1987-03-11 1993-06-15 Jan Wallin Selbsttaetige niveauregelung.
US4718726A (en) * 1987-07-07 1988-01-12 Estkowski Michael H Chair seat tilt control
US4807841A (en) * 1988-03-22 1989-02-28 Serge Abend Omnidirectionally tilting and swivelling support mechanism for chairs or the like
DE8911841U1 (de) * 1989-10-04 1989-11-23 Korfmacher Trading GmbH, 8000 München Vorrichtung für die Fixierung von Gegenständen
IT1247369B (it) * 1991-03-01 1994-12-12 Loris Miotto Dispositivo meccanico, particolarmente per la movimentazione ed il bloccaggio selettivo di una seduta
US5409295A (en) * 1993-05-25 1995-04-25 Omniflex Specialties Omnidirectional tilting mechanism
DE19753465C2 (de) * 1997-12-02 2003-08-07 Walter Frese Aktiv-dynamische, selbstrückstellende Sitzvorrichtung
CA2626453C (en) * 2002-02-13 2011-02-01 Herman Miller, Inc. Tilt chair having a flexible back, adjustable armrests and adjustable seat depth, and methods for the use thereof
GB2424362A (en) * 2005-03-24 2006-09-27 Mazin Mohamed Latif Abd Fageir Energy absorbing unit for vehicle seat
ES1063217Y (es) * 2006-02-20 2007-01-16 Fernandez Javier Valverde Asiento movil para vehiculos
BRPI0823265A2 (pt) 2007-01-29 2013-11-12 Miller Herman Inc Estrutura de assento e métodos para uso da mesma
US7806479B2 (en) * 2007-02-14 2010-10-05 Wisys Technology Foundation Seat with adjustable dynamic joint
US10046677B2 (en) 2013-04-23 2018-08-14 Clearmotion Acquisition I Llc Seat system for a vehicle
CN105416107B (zh) * 2015-11-30 2018-01-09 芜湖瑞泰汽车零部件有限公司 一种机动车座椅结构
DE102018114207B3 (de) * 2018-06-14 2019-03-14 Eb-Invent Gmbh Virtuelle Schwenkvorrichtung mit Bewegungsbegrenzung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE127356C (cg-RX-API-DMAC10.html) * 1900-09-18
CH275739A (de) * 1949-08-19 1951-06-15 Stoll Albert Stuhl mit einem bei Belastung federnd nachgebenden Teil, der gegenüber dem Teil, an welchem er befestigt ist, verdrehbar ist.
US3360255A (en) * 1965-06-11 1967-12-26 Alfred N Ormond Universal flexure unit
US3544159A (en) * 1968-05-10 1970-12-01 Consolidated Burris Intern Ltd Tiltable chair construction
GB1265035A (cg-RX-API-DMAC10.html) * 1970-01-14 1972-03-01

Also Published As

Publication number Publication date
CH632569A5 (en) 1982-10-15
FI59758C (fi) 1981-10-12
NO143953C (no) 1981-05-13
MX146671A (es) 1982-07-26
DK145562C (da) 1983-05-16
NO140961C (no) 1979-12-19
AU3144877A (en) 1979-06-21
NO762144L (no) 1978-02-06
DK49378A (da) 1979-06-13
NO143953B (no) 1981-02-02
FI772222A7 (cg-RX-API-DMAC10.html) 1978-02-04
US4185803A (en) 1980-01-29
DE2734755C2 (de) 1983-03-31
NO783581L (no) 1979-06-13
GB1571574A (en) 1980-07-16
DE2734755A1 (de) 1978-02-09
AU516728B2 (en) 1981-06-18
BE874832Q (fr) 1979-07-02
DK145562B (da) 1982-12-13
FI59758B (fi) 1981-06-30
IT1091276B (it) 1985-07-06
NO140961B (no) 1979-09-10
DK340077A (da) 1978-02-04
SE7708326L (sv) 1978-02-04
SE431430B (sv) 1984-02-06
ES478829A3 (es) 1980-02-01

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Legal Events

Date Code Title Description
MKEX Expiry