EP0211809A3 - A structure, adjustable in extension by means of an inner closed-circuit hydraulic device, particularly suitable as vertical rod structure for the seat rest of a chair - Google Patents

A structure, adjustable in extension by means of an inner closed-circuit hydraulic device, particularly suitable as vertical rod structure for the seat rest of a chair Download PDF

Info

Publication number
EP0211809A3
EP0211809A3 EP86830151A EP86830151A EP0211809A3 EP 0211809 A3 EP0211809 A3 EP 0211809A3 EP 86830151 A EP86830151 A EP 86830151A EP 86830151 A EP86830151 A EP 86830151A EP 0211809 A3 EP0211809 A3 EP 0211809A3
Authority
EP
European Patent Office
Prior art keywords
extension
section
cylinder
fixed
sections
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.)
Withdrawn
Application number
EP86830151A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0211809A2 (en
Inventor
Giancarlo Piretti
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.)
Pro Cord SRL
Original Assignee
Pro Cord SRL
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 Pro Cord SRL filed Critical Pro Cord SRL
Publication of EP0211809A2 publication Critical patent/EP0211809A2/en
Publication of EP0211809A3 publication Critical patent/EP0211809A3/en
Withdrawn legal-status Critical Current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

Landscapes

  • Chairs Characterized By Structure (AREA)
  • Fluid-Damping Devices (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
EP86830151A 1985-06-11 1986-06-05 A structure, adjustable in extension by means of an inner closed-circuit hydraulic device, particularly suitable as vertical rod structure for the seat rest of a chair Withdrawn EP0211809A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT346285 1985-06-11
IT8503462A IT8503462A0 (it) 1985-06-11 1985-06-11 Struttura regolabile in lunghezza mediante un dispositivo idraulico interno,e circuito chiuso particolarmente adatta come struttura di montante per il supporto del piano di sedile d'una poltrona

Publications (2)

Publication Number Publication Date
EP0211809A2 EP0211809A2 (en) 1987-02-25
EP0211809A3 true EP0211809A3 (en) 1987-07-22

Family

ID=11107824

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86830151A Withdrawn EP0211809A3 (en) 1985-06-11 1986-06-05 A structure, adjustable in extension by means of an inner closed-circuit hydraulic device, particularly suitable as vertical rod structure for the seat rest of a chair

Country Status (4)

Country Link
EP (1) EP0211809A3 (ja)
JP (1) JPS6263230A (ja)
ES (1) ES8703976A1 (ja)
IT (1) IT8503462A0 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1240378B (it) * 1990-05-21 1993-12-10 Skillmatic S.R.L. Cilindro a lunghezza regolabile, utilizzabile particolarmente come colonna di sopporto di sedie, sedili e simili.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3322796A1 (de) * 1983-06-24 1985-01-03 Eckard St. Margrethen Hansen Federelement

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3322796A1 (de) * 1983-06-24 1985-01-03 Eckard St. Margrethen Hansen Federelement

Also Published As

Publication number Publication date
EP0211809A2 (en) 1987-02-25
JPS6263230A (ja) 1987-03-19
ES8703976A1 (es) 1987-03-01
IT8503462A0 (it) 1985-06-11
ES555955A0 (es) 1987-03-01

Similar Documents

Publication Publication Date Title
ES267923U (es) Unidad constructiva constituida por dos partes movibles relativamente entre si y un muelle neumatico que apoya el movimiento relativo de dichas partes.
EP0346040A3 (en) Adjustable damper means for shock absorber
GB629565A (en) Improvements in or relating to vehicle suspension systems
FR1587528A (ja)
EP1170523A3 (de) Stossdämpfer
ES2012248A6 (es) Un estabilizador de seguridad para el sistema articulado de la direccion de un vehiculo.
GB1471687A (en) Telescopic column arrangement
DK30096A (da) Hydraulisk aktuatorkredsløb til et hæve-sænke-system for et arbejdsbord, et liggemøbel eller en anden tung genstand
ES8609065A1 (es) Un dispositivo de regulacion continua de la longitud
EP0211809A3 (en) A structure, adjustable in extension by means of an inner closed-circuit hydraulic device, particularly suitable as vertical rod structure for the seat rest of a chair
GB1152526A (en) Improvements in and relating to Shock Absorbers
ES407795A1 (es) Perfeccionamientos en los sitemas de armotiguacion aplica- bles a los vehiculos automoviles u otros mecanismos.
GB1354385A (en) Telescopic hydraulic shock absorbers
FR2457402A1 (fr) Dispositif de manoeuvre du type a cylindre et tige de piston et actionne par un fluide
GB1284878A (en) Improved artificial leg
US2581856A (en) Vehicle suspension
DE1529642B1 (de) Kraftausgleichseinrichtung
GB1266568A (ja)
SE308678B (ja)
FR2418390A1 (fr) Amortisseur hydraulique telescopique reglable perfectionne
GB1209575A (en) Improvements in or relating to telescopic shock absorbers
GB676254A (en) Means for adjusting the inclination of vehicle or other seat back rests
GB1465520A (en) Fluid-pressure actuated piston and cylinder unit
SE8602874D0 (sv) Lyft/fjederdon/undertrycksfjeder
US2868537A (en) Shock absorber

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): CH DE FR GB LI NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): CH DE FR GB LI NL SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19880125

RIN1 Information on inventor provided before grant (corrected)

Inventor name: PIRETTI, GIANCARLO