AU5425190A - Hydraulic device for chairs - Google Patents

Hydraulic device for chairs

Info

Publication number
AU5425190A
AU5425190A AU54251/90A AU5425190A AU5425190A AU 5425190 A AU5425190 A AU 5425190A AU 54251/90 A AU54251/90 A AU 54251/90A AU 5425190 A AU5425190 A AU 5425190A AU 5425190 A AU5425190 A AU 5425190A
Authority
AU
Australia
Prior art keywords
chairs
hydraulic device
hydraulic
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.)
Abandoned
Application number
AU54251/90A
Inventor
Bengt Petersson
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.)
TOOLING PROMOTION AB
Original Assignee
TOOLING PROMOTION AB
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 SE8901201A external-priority patent/SE8901201D0/en
Application filed by TOOLING PROMOTION AB filed Critical TOOLING PROMOTION AB
Publication of AU5425190A publication Critical patent/AU5425190A/en
Abandoned 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
    • A47C3/20—Chairs or stools with vertically-adjustable seats
    • A47C3/30—Chairs or stools with vertically-adjustable seats with vertically-acting fluid cylinder
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/003—Dampers characterised by having pressure absorbing means other than gas, e.g. sponge rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chairs Characterized By Structure (AREA)
AU54251/90A 1989-04-05 1990-04-05 Hydraulic device for chairs Abandoned AU5425190A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8901201A SE8901201D0 (en) 1989-04-05 1989-04-05 hydraulic piston
SE8901201 1989-04-05
SE8902665 1989-08-04
SE8902665A SE8902665L (en) 1989-04-05 1989-08-04 Hydraulic piston for adjustable chairs - has piston chamber with compression spring and compressible means to compensate for fluid loss from chamber

Publications (1)

Publication Number Publication Date
AU5425190A true AU5425190A (en) 1990-11-05

Family

ID=26660476

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54251/90A Abandoned AU5425190A (en) 1989-04-05 1990-04-05 Hydraulic device for chairs

Country Status (2)

Country Link
AU (1) AU5425190A (en)
WO (1) WO1990012220A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4340676A1 (en) * 1993-11-30 1995-06-01 Bayerische Motoren Werke Ag Hydraulically blockable pneumatic spring
NL1024413C2 (en) 2003-09-30 2005-03-31 Paul Arthur Engels Height-adjustable work chair.
CN1586363A (en) * 2004-09-14 2005-03-02 好孩子儿童用品有限公司 Lifting dining chair

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2134365A1 (en) * 1971-07-09 1973-01-18 Suspa Federungstech HYDRAULIC DAMPER
US3788433A (en) * 1972-06-28 1974-01-29 Tokico Ltd Telescopic suspension unit
DK531379A (en) * 1979-12-13 1981-06-14 Labofa As CHAIR
NL8600211A (en) * 1986-01-30 1987-08-17 White Power Prod Bv HYDRAULIC SHOCK ABSORBER.

Also Published As

Publication number Publication date
WO1990012220A1 (en) 1990-10-18

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