US2660225A - Article of repose for supporting the body of a person - Google Patents

Article of repose for supporting the body of a person Download PDF

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Publication number
US2660225A
US2660225A US289497A US28949752A US2660225A US 2660225 A US2660225 A US 2660225A US 289497 A US289497 A US 289497A US 28949752 A US28949752 A US 28949752A US 2660225 A US2660225 A US 2660225A
Authority
US
United States
Prior art keywords
link
pivoted
support
controlling
connecting link
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 - Lifetime
Application number
US289497A
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English (en)
Inventor
Luckhardt Johannes
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
Priority to AT81252D priority Critical patent/AT81252B/de
Application filed by Individual filed Critical Individual
Priority to US289497A priority patent/US2660225A/en
Priority to AT188055D priority patent/AT188055B/de
Priority to DK161153AA priority patent/DK85736C/da
Priority to FR1080104D priority patent/FR1080104A/fr
Priority to BE520152D priority patent/BE520152A/fr
Priority to CH322191D priority patent/CH322191A/de
Priority to US366747A priority patent/US2745470A/en
Application granted granted Critical
Publication of US2660225A publication Critical patent/US2660225A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
    • A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
    • A47C1/0355—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest actuated by linkages, e.g. lazy-tongs mechanisms
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
    • A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest

Definitions

  • the "present invention relates a articles of furniture, and more particularly to articles of I repose forsupporting the body of a person.
  • An object of the invention is to provide a reclining chair. or the like with a link system including amovable back-rest, a movable seat and a movable leg-rest which may be readily and conveniently brought into different positions.
  • a further object of this invention is to provide a reclining chairior the like which may be readily manufactured at low cost.
  • Another object of the invention is to improve on the construction of articles of repose ior supporting the body of a person as now customarily made. 7
  • Fig. l is aside elevational view of a reclining arm-chair according to the invention, a portion of aside wall of said chair being broken away,
  • Fig; 2 is 'a side elevational view of the same chair as shown in Fig. 1, wherein, however, the
  • FIGs. l and 2t generally in di'cates the support of'an arm-chair comprising side walls 2 ⁇ 224 connected with each other by cross :bars 26. 'lhe arm-rests of the chair are included in said side walls.
  • a back-rest 28 swingably mounted on the support '20 at so has a downward extension 32 rigiddifier'ent embodiments of reclining chairs accord 14 Claims. (Cl. 155-106) 2 42, is swingably mounted on the support 2! at v 44. According to the embodiment shown in Figs.
  • This pivotal connection 52 is arranged'in a plane above the plane of the pivotal connection 54 between the controlling member 52 and the support 26.
  • One end of a controlling link 69 is pivotally connected with the controlling member 42 at 62.
  • the other end of said controlling link 58 is pivoted to the leg-rest 38 at 64.
  • the pivotal connections is, 5'2, 58 and 62 and the controlling member 42 with the support 2!), first connecting link 5t, second connecting link 56 and controlling link so, respectively, n
  • the pivotal connection 52 is slightly in front olia vertical plane extending through the axis of the pivotal connection 44, when the members of the chair are in the sitting position shown in Fig. 1.
  • the pivotal connections 58 and B2 are located toward the rear in relation to said vertical plane. 7
  • the arm chair shown in Figs. 1 and 2 comprises a constrained linkage having stationary link means, i. e. the
  • the movable members of the chair' may beheld: in any desired position by means oflocking means, not shown.
  • the extreme. sitting and reclining positions of the movable members of the chair may be limited by stops.
  • the controlling member I1'42 comprises a. guiding link E48 having a first arm I45 and a second arm I41. Both arms are rigidly connected with the guiding link I48.
  • the arm I45 pivoted at; lit with; the connecting: link r55. projects from one side of the guiding link I48.
  • pivoted at I52 with the connecting link I50 projects from the other side of the guiding link, [48.
  • the points of. connection of said arms I45 and I41 with the guidingv link I48 are onset.
  • the lower end of the guiding, link I48 is pivoted to the support at I44, the upper end of said guiding link' I48 is'pivotedto the. controlling link I60 at I62.
  • the back-rest andthe seat areindicated by I28 and H4, respectively.
  • The, backrest I28 is pivoted to the support. at I39 and" the seat is pivoted to said support at I36.
  • the legrest I38 is swingably mounted: on the seat I34 at I'4I.
  • the controlling member 242 pivoted to the support at. 244 is in the shape of a bell crank; lever having a firstarm. 2'45 pivoted at 258110: the connecting link 256 and having a second arm 241. pivoted at 252 to the connecting link 2561
  • the upper endof a bar 248: rigidly connected with the bell; crank lever 2145; 2:41 is pivotally' connected. at. 262 with the controllinglink 260;
  • the seat swingably mounted on the support at 236 is indicated by 234. 238indicates the leg-rest swingably mounted on the seat. 234 at 241.
  • the leg-rest 238'shown inFig. 4 couldbe omitted.
  • the controlling link 250 and the bar 248 would" also be omitted-
  • the controlling member 342 is in they shape of; a plate.
  • the connecting link: 350, the. connecting. link 3'53 and the. controlling. link. 361T are pivoted to said. plate 342 at spaced; points 352'; 358" and 362, respectively.
  • the 330. is pivotally. connected with the connecting link 350 at 354.
  • the leg-rest 338 is pivotally connected with the controlling link 360 at 3'6 4 and with the seat 334- at 341.
  • The" rear endiportion of: the seat 334" is pivoted to the supportat 33ilat a point in coaxial alignment with the pivotal connection between the back-rest 328 and the support.
  • the back-rest 428 and the seat 434 are pivotally connected with the support at a common point 430.
  • One end of the lower connecting link 45!]. is pivoted ta the extension 432- of the back-rest 4-28 at: 454.
  • the other end of said connecting link is pivoted at 452 to the arm 441 of an intermediate connecting link 446 in the shape of an inverted V.
  • the other arm 445 of said intermediate connecting link is pivoted at 4% to one end of the connecting link 456, the other end of which. is: pivoted to the seat 434 at 453.
  • the intermediate connecting link 446 is rigidly connected with the upper end of the guiding- Iink 448; the: lower end of which is pivoted to the support at 444.
  • the upper end of said guiding link 44B is in pivotal connection at 462 with one end of the controlling link 4.69, the other end of which is pivoted. at 4'64 to a, leg-rest 43.8. swingably mounted on the seat. 434 at 4'.
  • the controlling member 442 comprises. the guiding link 44 8' and the intermediate connecting. link 4465, the arms 445 and 4.41 of which project downwardly from each, side of said" guiding. link 448.
  • An article of repose for supporting the body. of a person comprising. asupport a. back-rest pivotally mounted on said support said back-rest having a downward. extension, a seat, the rear portion of said seat being swingably mounted on said support, a controlling member pivotally. con- 45 nected with said support, a first connecting; link, said first connecting link being pivoted. at itsrear end to. said. downward. extensionof the backrest. and. at. its front endlto said. controlling mem.-- ber, the pivotal connection of. said controlling. member, with. said support beinginaplane. below the. plane. of the. pivotal connection of said. con. trolling member with said first connecting. link, a second connecting, one end of said.
  • second connecting link being pivoted tosaid controlling. member, the. other end of. said second-connecting link. being pivoted. to. said seat, a leg-rest swingably mounted onthe front portion of. said seat. and a. controlling, link-v pivoted at one. of its.- ends to said leg-rest: and at its other end to. said con-- trolling member.
  • said controlling member being in the shape of a cross, the lower end of said cross being pivoted to said support, the upper end of said cross being pivoted to said controlling link, one arm of said cross being pivoted to said first connecting link, and the other arm of said cross being pivoted to said second connecting link.
  • said controlling member including a link pivoted at its lower end to said support and at its upper end to said controlling link, a first arm rigid with said first mentioned link and projecting from one side thereof, said first arm being pivoted to said first connecting link, and a second arm rigid with said first mentioned link and projecting from the other side thereof, second arm being pivoted to said second connecting link, and the points of connection between said two arms and said first mentioned link being offset.
  • said controlling member being in the shape of a bell-crank lever, one arm of said bell crank lever being pivoted to said first connect? g link, the other arm of said bell-crank lever being pivoted to said second connecting link, and a bar rigid with'said bell-crank lever at its lower end, said bar being pivotally connected with controlling link.
  • controlling member being in the shape of a plate.
  • said controlling member comprising a link pivoted at its lower end to said support and at its upper end to said controlling link, a first arm rigid with said first mentioned link and projecting downwardly from the upper end thereof, said first arm being pivoted to said first connec --ng link, and a second arm rigid with said first mentioned link and projecting downwardly from the upper end thereof, said second'arm being pivoted to said. second connecting link.
  • An article of repose for supporting the body of a person comprising: a support, a constrained linkage having stationary link-means and a plurality of movable links, said stationary link means being included in said support, said movable links including a seat-member, a downward extension of a back-rest member, a guiding link and a chain of connecting links including a lower connecting link at one end of the chain, a front connecting link at the other end of the chain and intermediate connecting link pivoted to said lower and front connecting links, said guiding link being rigid with said intermediate connecting link and being pivoted at its lower end to said support, said lower connecting link pivoted to said downward extension of the back-rest member, said front connecting link being pivoted to the front portion of said seat member, means pivotally connecting at least one of said backrestand seat-members with said support, a legrest swingably mounted on the front portion of said seat-member, and a controlling link, one end of said controlling link being pivoted to said legrest, the other end of said controlling link being pivoted to said
  • said intermediate connecting link being in the shape of a V, and being rigidly connected with said guiding link near the upper end of the latter.
  • An article of repose for supporting the body of a person comprising: a support, a back-rest pivotally mounted on said support, said back-rest having a downward extension, a seat, the rear portion of said seat being swingably mounted on said support, a controlling member in the shape of a bell-crank lever pivotally connected with said support, a first connecting link, said first connecting link being pivoted at its rear end to said downward extension of the back-rest and at its front end to one arm of said bell-crank shaped controlling member, the pivotal connection of said controlling member with said support being in a plane below the plane of the pivotal connection of said arm of the controlling member with said first connecting link, and a second connecting link, one end of said second connecting link being pivoted to theother arm of said bell-crank shaped controlling member, the other end of said second connecting link being pivoted to said seat.

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
US289497A 1952-05-23 1952-05-23 Article of repose for supporting the body of a person Expired - Lifetime US2660225A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
AT81252D AT81252B (de) 1952-05-23 1917-12-10 Verfahren zur Destillation von Generatorteer und ähnlichen schwierig destillierbaren Flüssigkeiten.
US289497A US2660225A (en) 1952-05-23 1952-05-23 Article of repose for supporting the body of a person
AT188055D AT188055B (de) 1952-05-23 1953-05-08 Sitz- und Liegeverstellmöbel
DK161153AA DK85736C (da) 1952-05-23 1953-05-15 Sidde- eller hvilemøbel.
FR1080104D FR1080104A (fr) 1952-05-23 1953-05-20 Fauteuil-divan
BE520152D BE520152A (nl) 1952-05-23 1953-05-22
CH322191D CH322191A (de) 1952-05-23 1953-05-22 Sitz- und Liegeverstellmöbel
US366747A US2745470A (en) 1952-05-23 1953-07-08 Article of repose for supporting the body of a person

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US289497A US2660225A (en) 1952-05-23 1952-05-23 Article of repose for supporting the body of a person
DE2745470X 1952-12-08

Publications (1)

Publication Number Publication Date
US2660225A true US2660225A (en) 1953-11-24

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ID=48326811

Family Applications (2)

Application Number Title Priority Date Filing Date
US289497A Expired - Lifetime US2660225A (en) 1952-05-23 1952-05-23 Article of repose for supporting the body of a person
US366747A Expired - Lifetime US2745470A (en) 1952-05-23 1953-07-08 Article of repose for supporting the body of a person

Family Applications After (1)

Application Number Title Priority Date Filing Date
US366747A Expired - Lifetime US2745470A (en) 1952-05-23 1953-07-08 Article of repose for supporting the body of a person

Country Status (6)

Country Link
US (2) US2660225A (nl)
AT (2) AT81252B (nl)
BE (1) BE520152A (nl)
CH (1) CH322191A (nl)
DK (1) DK85736C (nl)
FR (1) FR1080104A (nl)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745470A (en) * 1952-05-23 1956-05-15 Norman P Martin Article of repose for supporting the body of a person
US2869616A (en) * 1956-10-10 1959-01-20 Adelard J Belisle Reclining chair mechanism
US2871919A (en) * 1956-11-05 1959-02-03 Anton Lorenz Seating unit having adjustable leg rest
US2871918A (en) * 1956-11-05 1959-02-03 Anton Lorenz Reclining chair and the like
US2873791A (en) * 1956-11-05 1959-02-17 Anton Lorenz Leg rest mechanism for reclining seating units
US2890743A (en) * 1956-01-03 1959-06-16 Fridtjof F Schliephacke Article of repose for supporting the body of a person
US2909214A (en) * 1956-10-24 1959-10-20 Anton Lorenz Movable reclining chair with back-rest and seat
US2911032A (en) * 1956-06-08 1959-11-03 Anton Lorenz Leg rest mechanism for reclining articles of furniture
US2918112A (en) * 1957-07-16 1959-12-22 Anton Lorenz Reclining chairs
US2918109A (en) * 1956-08-16 1959-12-22 Anton Lorenz Adjustable reclining chair
DE1073704B (de) * 1960-01-21 Wassili Luckhardt Berlin Dahlem Berlin Dah lern I Verstellbares Sitz und Liege möbel mit gleichzeitig verschwenkbarcr Ruckenlehne Sitz und Beinstütze
US2932345A (en) * 1956-06-08 1960-04-12 Anton Lorenz Leg rest operating mechanism for reclining seating units
US2947352A (en) * 1956-06-08 1960-08-02 Anton Lorenz Adjustable head rests for seating units
US2973027A (en) * 1956-07-05 1961-02-28 Ward J Navelle Reclining chair
US3005660A (en) * 1955-07-25 1961-10-24 Anton Lorenz Reclining chairs
US3047336A (en) * 1959-05-06 1962-07-31 Anton Lorenz Reclining chair and seat control
US3065025A (en) * 1959-06-11 1962-11-20 Anton Lorenz Reclining chair and leg-rest control
US3100126A (en) * 1960-11-01 1963-08-06 Anton Lorenz Reclining chair and control arrangement
US3121589A (en) * 1959-09-17 1964-02-18 Fridtjof F Schliephacke Reclining chair and leg-rest control arrangement
US3164407A (en) * 1960-05-17 1965-01-05 Anton Lorenz Reclining chair and control arrangement
US4333681A (en) * 1979-11-16 1982-06-08 Nelson M Eugene Power operated reclining wheelchair

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2788058A (en) * 1955-04-21 1957-04-09 Wassili Luckhardt Movable reclining chair with back-rest, seat, and leg-rest
EP3031724B1 (en) * 2014-12-08 2019-03-06 Volvo Car Corporation A reclinable seat

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2276053A (en) * 1939-04-08 1942-03-10 Luckhardt Hans Adjustable reclining chair
US2615498A (en) * 1947-02-18 1952-10-28 Lorenz Anton Reclining article of furniture

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US368989A (en) * 1887-08-30 assmus
DE122691C (nl) *
US626025A (en) * 1899-05-30 Half to frederick l
US2433521A (en) * 1945-03-01 1947-12-30 Lorenz Anton Reclining article of furniture
US2661048A (en) * 1946-01-31 1953-12-01 Lorenz Anton Reclining article of furniture
US2535687A (en) * 1946-02-15 1950-12-26 Lorenz Anton Reclining article of furniture
AT81252B (de) * 1952-05-23 1920-09-10 Friedrich Wilhelm Klever Verfahren zur Destillation von Generatorteer und ähnlichen schwierig destillierbaren Flüssigkeiten.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2276053A (en) * 1939-04-08 1942-03-10 Luckhardt Hans Adjustable reclining chair
US2615498A (en) * 1947-02-18 1952-10-28 Lorenz Anton Reclining article of furniture

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073704B (de) * 1960-01-21 Wassili Luckhardt Berlin Dahlem Berlin Dah lern I Verstellbares Sitz und Liege möbel mit gleichzeitig verschwenkbarcr Ruckenlehne Sitz und Beinstütze
US2745470A (en) * 1952-05-23 1956-05-15 Norman P Martin Article of repose for supporting the body of a person
US3005660A (en) * 1955-07-25 1961-10-24 Anton Lorenz Reclining chairs
US2890743A (en) * 1956-01-03 1959-06-16 Fridtjof F Schliephacke Article of repose for supporting the body of a person
US2911032A (en) * 1956-06-08 1959-11-03 Anton Lorenz Leg rest mechanism for reclining articles of furniture
US2932345A (en) * 1956-06-08 1960-04-12 Anton Lorenz Leg rest operating mechanism for reclining seating units
US2947352A (en) * 1956-06-08 1960-08-02 Anton Lorenz Adjustable head rests for seating units
US2973027A (en) * 1956-07-05 1961-02-28 Ward J Navelle Reclining chair
US2918109A (en) * 1956-08-16 1959-12-22 Anton Lorenz Adjustable reclining chair
US2869616A (en) * 1956-10-10 1959-01-20 Adelard J Belisle Reclining chair mechanism
US2909214A (en) * 1956-10-24 1959-10-20 Anton Lorenz Movable reclining chair with back-rest and seat
US2871918A (en) * 1956-11-05 1959-02-03 Anton Lorenz Reclining chair and the like
US2873791A (en) * 1956-11-05 1959-02-17 Anton Lorenz Leg rest mechanism for reclining seating units
US2871919A (en) * 1956-11-05 1959-02-03 Anton Lorenz Seating unit having adjustable leg rest
US2918112A (en) * 1957-07-16 1959-12-22 Anton Lorenz Reclining chairs
US3047336A (en) * 1959-05-06 1962-07-31 Anton Lorenz Reclining chair and seat control
US3065025A (en) * 1959-06-11 1962-11-20 Anton Lorenz Reclining chair and leg-rest control
US3121589A (en) * 1959-09-17 1964-02-18 Fridtjof F Schliephacke Reclining chair and leg-rest control arrangement
US3164407A (en) * 1960-05-17 1965-01-05 Anton Lorenz Reclining chair and control arrangement
US3100126A (en) * 1960-11-01 1963-08-06 Anton Lorenz Reclining chair and control arrangement
US4333681A (en) * 1979-11-16 1982-06-08 Nelson M Eugene Power operated reclining wheelchair

Also Published As

Publication number Publication date
US2745470A (en) 1956-05-15
FR1080104A (fr) 1954-12-07
AT188055B (de) 1956-12-27
AT81252B (de) 1920-09-10
CH322191A (de) 1957-06-15
DK85736C (da) 1958-06-16
BE520152A (nl) 1953-06-15

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