DE4426846A1 - Längenverstellbare Gasfeder für Stühle, Tische o. dgl. - Google Patents

Längenverstellbare Gasfeder für Stühle, Tische o. dgl.

Info

Publication number
DE4426846A1
DE4426846A1 DE4426846A DE4426846A DE4426846A1 DE 4426846 A1 DE4426846 A1 DE 4426846A1 DE 4426846 A DE4426846 A DE 4426846A DE 4426846 A DE4426846 A DE 4426846A DE 4426846 A1 DE4426846 A1 DE 4426846A1
Authority
DE
Germany
Prior art keywords
gas spring
layer
outer cylinder
length
nitriding
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Withdrawn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
DE4426846A
Other languages
German (de)
English (en)
Inventor
Hans Juergen Bauer
Walter Boehm
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.)
Suspa Compart AG
Original Assignee
Suspa Compart AG
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 Suspa Compart AG filed Critical Suspa Compart AG
Priority to DE9417854U priority Critical patent/DE9417854U1/de
Priority to DE4426846A priority patent/DE4426846A1/de
Publication of DE4426846A1 publication Critical patent/DE4426846A1/de
Priority to DE4445190A priority patent/DE4445190A1/de
Priority to ES95110610T priority patent/ES2124471T3/es
Priority to EP95110610A priority patent/EP0707160B1/de
Priority to DE59504407T priority patent/DE59504407D1/de
Priority to KR1019950021560A priority patent/KR100347909B1/ko
Priority to JP7190522A priority patent/JPH0852042A/ja
Priority to CN95108988A priority patent/CN1119099C/zh
Priority to US08/508,542 priority patent/US5620067A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F16F9/32—Details
    • F16F9/3207—Constructional features
    • F16F9/3235—Constructional features of cylinders
    • 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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A47B9/10—Tables with tops of variable height 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0245—Means for adjusting the length of, or for locking, the spring or dampers
    • 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
    • F16F2226/00—Manufacturing; Treatments
    • F16F2226/02—Surface treatments

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Chairs Characterized By Structure (AREA)
  • Springs (AREA)
DE4426846A 1994-07-28 1994-07-28 Längenverstellbare Gasfeder für Stühle, Tische o. dgl. Withdrawn DE4426846A1 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DE9417854U DE9417854U1 (de) 1994-07-28 1994-07-28 Längenverstellbare Gasfeder für Stühle, Tische o.dgl.
DE4426846A DE4426846A1 (de) 1994-07-28 1994-07-28 Längenverstellbare Gasfeder für Stühle, Tische o. dgl.
DE4445190A DE4445190A1 (de) 1994-07-28 1994-12-17 Längenverstellbare Gasfeder für Stühle, Tische od. dgl.
DE59504407T DE59504407D1 (de) 1994-07-28 1995-07-07 Längenverstellbare Gasfeder für Stühle, Tische o.dgl.
EP95110610A EP0707160B1 (de) 1994-07-28 1995-07-07 Längenverstellbare Gasfeder für Stühle, Tische o.dgl.
ES95110610T ES2124471T3 (es) 1994-07-28 1995-07-07 Muelle de gas regulable en longitud para sillas, mesas o similares.
KR1019950021560A KR100347909B1 (ko) 1994-07-28 1995-07-21 의자,테이블또는이와유사한것을위한종방향으로조정가능한가스스프링
JP7190522A JPH0852042A (ja) 1994-07-28 1995-07-26 椅子、テーブル等用の長手方向に調整可能なガススプリング
CN95108988A CN1119099C (zh) 1994-07-28 1995-07-27 用于座椅、桌子的纵向可调的气体弹簧
US08/508,542 US5620067A (en) 1994-07-28 1995-07-28 Longitudinally adjustable gas spring with dual layered cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4426846A DE4426846A1 (de) 1994-07-28 1994-07-28 Längenverstellbare Gasfeder für Stühle, Tische o. dgl.

Publications (1)

Publication Number Publication Date
DE4426846A1 true DE4426846A1 (de) 1994-12-15

Family

ID=6524412

Family Applications (3)

Application Number Title Priority Date Filing Date
DE4426846A Withdrawn DE4426846A1 (de) 1994-07-28 1994-07-28 Längenverstellbare Gasfeder für Stühle, Tische o. dgl.
DE4445190A Withdrawn DE4445190A1 (de) 1994-07-28 1994-12-17 Längenverstellbare Gasfeder für Stühle, Tische od. dgl.
DE59504407T Expired - Fee Related DE59504407D1 (de) 1994-07-28 1995-07-07 Längenverstellbare Gasfeder für Stühle, Tische o.dgl.

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE4445190A Withdrawn DE4445190A1 (de) 1994-07-28 1994-12-17 Längenverstellbare Gasfeder für Stühle, Tische od. dgl.
DE59504407T Expired - Fee Related DE59504407D1 (de) 1994-07-28 1995-07-07 Längenverstellbare Gasfeder für Stühle, Tische o.dgl.

Country Status (2)

Country Link
KR (1) KR100347909B1 (ko)
DE (3) DE4426846A1 (ko)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19714646A1 (de) * 1997-04-09 1998-10-15 Suspa Compart Ag Längenverstellbare Gasfeder
US7017872B2 (en) 2003-10-20 2006-03-28 Attwood Corporation Height adjustable boat seat pedestal
US7401857B2 (en) 2006-04-12 2008-07-22 Hyundai Motor Company Liftable seat in a vehicle
CN101985950A (zh) * 2010-12-06 2011-03-16 韶关液压件厂有限公司 高频率自动换向液压缸

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19604962A1 (de) * 1996-02-10 1997-08-14 Suspa Compart Ag Längenverstellbare Gasfeder
IT1293250B1 (it) * 1997-07-17 1999-02-16 Nerio Righi Colonna ad aria compressa, ammortizzata e girevole, particolarmente per sedie da ufficio.
KR100938477B1 (ko) * 2009-04-30 2010-01-25 (주)엠에프테크 액추에이터

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1812282A1 (de) * 1968-12-03 1970-06-18 Suspa Federungstech Hubvorrichtung zum stufenlosen Hoeherverstellen von Tischplatten,Stuhlsitzen u.dgl.
DE1931012A1 (de) * 1969-06-19 1970-12-23 Fritz Bauer Hubvorrichtung zum stufenlosen Hoeherverstellen,insbesondere der Sitzflaeche von Stuehlen,Hockern od.dgl.
DD91756A1 (de) * 1971-09-06 1972-08-05 Verfahren zur behandlung von kolbenstangen, insbesondere von schwingungsdaempfern
GB1441091A (en) * 1972-08-15 1976-06-30 Barkas Werke Veb Treatment of piston rods
DE3147949A1 (de) * 1980-12-03 1982-07-01 Lucas Industries Ltd., Birmingham, West Midlands Maschinenelement mit schutzschicht und verfahren zu dessen herstellung
US4596611A (en) * 1981-10-15 1986-06-24 Lucas Industries Corrosion resistant steel components and method of manufacture thereof
DE4224561A1 (de) * 1991-07-24 1993-01-28 Nippon Piston Ring Co Ltd Kolbenring und verfahren zur herstellung derartiger kolbenringe

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1812282A1 (de) * 1968-12-03 1970-06-18 Suspa Federungstech Hubvorrichtung zum stufenlosen Hoeherverstellen von Tischplatten,Stuhlsitzen u.dgl.
DE1931012A1 (de) * 1969-06-19 1970-12-23 Fritz Bauer Hubvorrichtung zum stufenlosen Hoeherverstellen,insbesondere der Sitzflaeche von Stuehlen,Hockern od.dgl.
DD91756A1 (de) * 1971-09-06 1972-08-05 Verfahren zur behandlung von kolbenstangen, insbesondere von schwingungsdaempfern
GB1441091A (en) * 1972-08-15 1976-06-30 Barkas Werke Veb Treatment of piston rods
DE3147949A1 (de) * 1980-12-03 1982-07-01 Lucas Industries Ltd., Birmingham, West Midlands Maschinenelement mit schutzschicht und verfahren zu dessen herstellung
US4596611A (en) * 1981-10-15 1986-06-24 Lucas Industries Corrosion resistant steel components and method of manufacture thereof
DE4224561A1 (de) * 1991-07-24 1993-01-28 Nippon Piston Ring Co Ltd Kolbenring und verfahren zur herstellung derartiger kolbenringe

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BETZOLD,J. *
DAIGER,K. *
JURMANN,A.: Über die Wirkun von Addi- tiven beim Gasnitrieren. In. HTM42,H.6,1987, S.350-355 *
u.a.: Pulsplasmanitrieren von Nocken- wellen in der Serienfertigung., In: HTM 4,H.3, S.186-190 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19714646A1 (de) * 1997-04-09 1998-10-15 Suspa Compart Ag Längenverstellbare Gasfeder
US5988605A (en) * 1997-04-09 1999-11-23 Suspa Compart Aktiengesellschaft Adjustable length gas spring
US7017872B2 (en) 2003-10-20 2006-03-28 Attwood Corporation Height adjustable boat seat pedestal
US7401857B2 (en) 2006-04-12 2008-07-22 Hyundai Motor Company Liftable seat in a vehicle
CN101985950A (zh) * 2010-12-06 2011-03-16 韶关液压件厂有限公司 高频率自动换向液压缸
CN101985950B (zh) * 2010-12-06 2012-11-07 韶关液压件厂有限公司 高频率自动换向液压缸

Also Published As

Publication number Publication date
DE4445190A1 (de) 1996-02-01
KR960003643A (ko) 1996-02-23
DE59504407D1 (de) 1999-01-14
KR100347909B1 (ko) 2002-11-23

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Legal Events

Date Code Title Description
OAV Applicant agreed to the publication of the unexamined application as to paragraph 31 lit. 2 z1
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8105 Search report available
8143 Withdrawn due to claiming internal priority