US2433521A - Reclining article of furniture - Google Patents

Reclining article of furniture Download PDF

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Publication number
US2433521A
US2433521A US580378A US58037845A US2433521A US 2433521 A US2433521 A US 2433521A US 580378 A US580378 A US 580378A US 58037845 A US58037845 A US 58037845A US 2433521 A US2433521 A US 2433521A
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United States
Prior art keywords
link
seat
support
pivoted
rest
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Expired - Lifetime
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US580378A
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English (en)
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Lorenz Anton
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Individual
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Individual
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Priority to US580378A priority Critical patent/US2433521A/en
Priority to CH249833D priority patent/CH249833A/de
Priority to GB5261/46A priority patent/GB608327A/en
Priority to BE463371D priority patent/BE463371A/fr
Priority to FR928686D priority patent/FR928686A/fr
Priority to US723414A priority patent/US2575881A/en
Application granted granted Critical
Publication of US2433521A publication Critical patent/US2433521A/en
Priority to DEL5853A priority patent/DE886209C/de
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
    • 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
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • 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
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/0325—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of clamps or friction locking members
    • 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

Definitions

  • My invention relates to articles of furniture, and -n'iore particulaflfi to a reclining article of furniture Wherein'the seemed a dovvnward 'ex tension of the back-rest form movable links of a polygonal coiiipound linkage 'swing'abl-y mounted on 'a support, a portioniif the latter forming the stationary link'of said linkage.
  • An object of the present "invention is to provide a reclining article of furniture wherein the change in the angle between the back-rest nd the seat during a movement of said "members ma be readily ad-aipte'd to the requirements of users of the article (yr-furniture.
  • Another object of the present invention is to provide a reclining article of furniture of above described type with means, by which the user of the article of furniture may alterth'e incli'na tion "of the fbaCZK-TBSUWHHB the seat is held "in a, predetermined position.
  • a .further object *of the present invention is to provide a reclining :article of furniture of above described type with means, by which the useriof the article of furniture-may alter the inclination of the seat while the :backr'est is held in a predetermined position.
  • Still another object of the .present invention is to provide a reclining article'of furniture of above described type -vvith means, 'by which the user of the article of furniture may alter the degree of the change in the inclination of the back-rest from the sitting position into the e2; treme reclining positlon'while-the 'de'greeof the change in the inclination of the seat 'from'the sittingposition intoitjhe 'eXt-reme reclining position remains substantially unchanged.
  • a further object 50f the present invention is to provide a reclining article of furniture of above described type with means, by which the user of the article *offu-rniture may :alter the degree ofohange-in the inclination of the se'atfrom the sitting Position into the extreme reclining position while the degree of the change inthe inclination of the back-rest from the s'ittlng'po; sition into the extreme reclining position remain substantially unchanged.
  • the invention consists in the novel construction, arrangement and combination of various devices, elements ,and parts, as set 'forth in theclaims hereof, eertaingembodiments of the same being described in the specification and in l at finih accom nr ne d win s forming part of thisspecification, vvherein:
  • Fig. 1 lea-side elevational viewofan adjustl recl n n chai acco d ng to theinventien.
  • Fig. 3 is a side elevational vievv of another embodin'i'ent er an adjustable recli-ning chair accordingto the invention, a-portion of aside wall ort lesuppon beinfgbioken away,
  • Fig. 5 is a fs'id'e *eIevationaI new or still another embodimem or an adjustable reclining chair according to the invention, a portion of the side Wallof the support bei'n'g broke'n "away.
  • I 0 generally 'indicates a support in "the "shape of a casing, which may be of any suitable material, such 'as Wood, metal, plasticor the like.
  • the rear end portion or a seat '28 is pivotedto the support fill at 14.
  • oneac h side O'fthechai'r the upper :end portion of a controlling link :30 is pivoted to "these'at -28 at 32.
  • the lower end portion 'of said controlling :ilink 3B is pivotally connected at 3 1 ⁇ viththe-lowerportion o'f-a'guid ing' link 18, the upper'portionof which is pivoted at 32!] tothe support :I'U at a pointfsp'aced from the pivotal connection M between the seat 28 and theis'uppor't "I'll.
  • the seat 28, the controlling :link 30,.the guiding link 18 and'the stationary portion or the support Ill between :the pivotal vconnectionZilrof the guiding link I18 with the support In and the pivotal connectionfll of the seat .28.w-ith thesupport H) form the links of a four-bar link-mechanism.
  • a back-rest i2 is pivoted to the seat 2 8 at M in coaxial alignment with "the pivotal connection between the seat :28 and the support I10.
  • Said.loack-rest l-2- has adovvnward extension [36 projecting beyond (the pivotal connection M of theback-rest 12 with the :seat 28.
  • said downward'exten'sion I6 is integral with said back-rest l2.
  • the rear-end portion of arconnecting link 22 is pivoted to the downwardextension l'fi of the back-rest l2; at -26 at a poi-ntbelow the pivotal connection llljbetween the ;back- 'rest l2 and the seatyzfl;
  • the frqntend portion of each connect; ing l ink--2-2 is -,pi voted at :24 to an extension .62
  • the seat 28 and the downward extension 16 of the back-rest 12 form movable links of a polygonal compound linkage comprising the movable links 28, 38, 18-62, 22, I6 and the stationary link represented by the stationary portion of the support 18 between the pivots 14 and 28.
  • the controlling link 38 pivotally connected with the guiding link 1862, which in turn is connected with the downward extension- 16 of the back-rest 22 through the medium of the connecting link 22, controls the movements of the seat 28, so that the latter is brought from its sitting position shown in full lines into its reclined position shown in dash and dot lines.
  • the angle between the back-rest and the seat 28 is increased.
  • the degree of lifting the seat 28 depends on the length of the controlling link 30 and its connections with the guiding link 18 and the seat 28. For example, if the controlling link 38 were of shorter length and were connected with the guiding link 18 at a point above the pivot 34, the seat 28 would be lifted to a lesser degree when the proportions of above mentioned four-bar link system remain unchanged and the back-rest i2 is brought into the extreme reclined position shown in Fig. 1.
  • the designer of the chair has a wide range for obtaining different degrees of inclination of the seat and for obtaining different relative positions between the seat and back-rest in the reclined position so as to make the chair as comfortable as possible for various uses.
  • the arrangement of the movable members of the chair as described above permits a construction of the chair with very well balanced movable members, which may be easily brought from one position into another one.
  • the sitting position of the movable members of the chair is limited by the wall 36 of the recess 38 of the support receiving the seat 28 in its sitting position.
  • the extreme reclined position of the movable members of the chair is limited by the inclinded wall 48 of the support 110 cooperating with the back-rest 12.
  • an arm-rest 42 is rigidly secured to the back-rest 12 by screws 44 or the like.
  • a locking device generally indicated by 46 may be used for holding the movable members of the chair in any desired adjusted position.
  • said locking device 46 comprises a bar 48 swingably mounted ona frame member of the seat 28 at 50.
  • Sam bar 48 has a slot 52 for slidable. engagement with a bolt 54 having a square portion 56 inserted into a corresponding square aperture of the support 10.
  • the bolt 54 has on one of its ends a head 58'for engagement with a surface of the bar.
  • a locking knob 60 is screwed onto the opposite threaded end of the bolt 54 projecting from the support 10.
  • the locking knob 68 is loosened, the bar 48 may be freely moved, so that the seat 28 and the other movable members of the chair connected with the seat may be brought into any desired position. If, however, the locking knob 61] is tightened, so that it clamps the bar 48 by means of the head 58 and the bolt 54 against the support 18, the seat and the movable members of the chair connected therewith are firmly held in their position.
  • Fig. 3 illustrates another embodiment of an adjustable reclining chair, wherein a back-rest 312 is pivotally connected with the seat 328 and the support 318 at 314.
  • One end of a connecting link 322 is pivoted to a downward extension 316 of the back-rest 342 at 326, the other end of said connecting link 322 is pivoted at 324 to an intermediate point of a guiding link 318 swingably mounted on the support 318 at 320.
  • One end of a controlling link 330 is pivoted at 364 to the guiding link 318; the other end of said controlling link 330 is pivoted at 332 to a seat 328 swingably mounted on the support 318 at 314.
  • An arm rest 342 is rigidly secured to the back-rest 312 at 344.
  • the sitting position of the movable members of the chair limited by the wall 336 is shown in full lines, while the extreme reclined position of the movable members limited by the stop 340 is shown in dash and dot lines;
  • the mechanism of the adjustable reclining chair shown in Fig. 4 is similar to the mechanism of the adjustable reclining chair shown in Fig. 1.
  • th back-rest 412 pivotally connected with the seat 428 and the support 418 at 414 has a downward extension 416.
  • Said downward extension has a first series of holes 466 and a second series of holes 468.
  • a pin 426 passing through a. hole of the connecting link 422 is inserted into one hole of the series of holes 466 for a pivotal connection between the connecting link and the downward extension of the backrest.
  • the other end of said connecting link.422 being provided with a series of holes 476 is pivotally connected at 424 with the extension 462 of the guiding link 418 swingably. mounted on the support 418 at 428.
  • Said pivotal connection 424 between the connecting link 422 and the extension of the guiding link 418 is obtained by a pin passing through oneof the holes of the series of holes 418 and inserted into a. registering hole of the guiding link 418.
  • Said guiding link 418 has a series of holes 472, and a pin 434 passing through a hole of the controlling link 4311 may be inserted into one hole of said series of holes 4'12 for a pivotal connection between" the controlling link 438 and the guiding link 418.
  • the seat 428 pivotally mounted on the support 418 at 414 has a series of holes 4'14; a pin 432 passing through a hole of the controlling link 430 may be inserted into one hole of said series of holes 414 for a pivotal connection between the controlling link and the seat.
  • a leg-rest 4'16 pivoted to the front portion of the seat 428 at 4'18 is provided with a series of holes 480.
  • One end of a controlling member 482 is provided with a series of holes 434; said end of the controlling member 482 is pivotally connected with the leg-rest 476 by means of a pin 486 inserted into one hole of the series of holes 484 and into a hole of the series of holes 480.
  • the other end of the controlling member 482 having a series of holes 488 is pivotally connected with the downward extension 4l6 of the back-rest 412 by means of a pin 458 fitting into one of the holes 468.
  • the sitting position of the movable member of the chair is limited by a stop 496 arranged on the support 4 in for cooperation with the seat 428, and the extreme reclined position of the movable members of the chair is limited by the inclined wall 2% cooperating with the back-rest.
  • The. adjustable reclining chair shown in Fig. 4 is equipped with a first locking device generally indicated by M6 and a second locking device general-ly indicated by 498. Both locking devices are. of the type shown in Fig. 2- and described above in connection with the chair shown in Fig. 1.
  • the locking bar MB of the first locking device 4416 is-swingably mounted on the seat 428 at 553), so that said locking device 445 is associated with the seat and the support;
  • the locking bar 49! of the second locking device 498 is swingably mounted on the guiding link M8 at 399, so that the second locking device 198 is associated with said guiding link M8 and the support 3H]. If the movable members of the chair are connected with each other as shown in Fig. 4, they may be held in any desired adjusted position by tightening either one of the locking devices 445 or 498,.
  • the user of the chair may change the position of the pivotal connection 426 between the connecting link 422 and the downward. extension M6 of the back-rest M2 by inserting the pin 425 into an-. other hole of the series of holes 456, whereby the. angle between the bask-rest M2 and the seat 428: may be changed. If, furthermore, a change in the angle between the leg-rest and the seat is desirable, such an adjustment may be obtained by varying the position of the pivotal connection @85 and/or 490 by inserting the respective pins into. other holes of the series of holes.
  • the back-rest and the seat during a movement from the sitting position into the reclined position. If the back-rest alone is adjusted in a different po sition,the degree of the change of ihe clination of the seat will remain substantially un changed. If the seat alone is adjusted in a, different position, the degreeof the change of inclination of the back-rest will remain substantially unhan ed:
  • Fig. 5 illustrates a, different embodiment of an adjustable reclining chair according to the inven-.: tion.
  • the back-rest 512 pivotally connected with the seat 528 andthe support 515 at 5%.
  • the other end of said connecting link is pivoted at 524 to an extension 562 of a guiding link 518 swing.- ably mounted on the support 518 at 52c.
  • the connecting link 522 may pass through a slot 595 of the support 52 0- when the members of the chair are displaced.
  • One end of a controlling link 5538 is pivoted to the guiding link 5
  • the guiding link 5 l 8' is in the shape of a bent link.
  • a leg-rest 576 pivoted to the front portion of; the seat 528 at 518 has an upward extension 511;.
  • Qne end of a controlling member 542- being in the shape of an arm-rest is pivoted to said up; ward extension 511 of the leg-rest at 519, the other end of said controlling member 5 22 or arms rest is pivotally connected with the back-rest at 5%.
  • FIG. 5 illustrates a further modification of the mechanism according to the invention by the use of a bent link for the guiding link 5l8, whereby a further variation in the degree of the change of the angle between the back-rest and the seat during a movement there.- of from the sitting position into the reclined position is rendered possible.
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a con: trolling link, the upper portion of said controlling link being pivoted to the front portion of saidseat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, saidguiding link and the stationary portion of the support between the pivotal connections of the guiding link with the'support and of the seat with the support forming the links of a four-bar link; mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal" connection with the seat, and a connecting link, the rear end of said connecting link being pivoted tosaid downward extension of the backr b low the pivotal connection between the back-rest and the seat, and the front'portio'n
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat a and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, said guiding link having an extension projecting beyond its pivotal connection with the controlling link, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, and a'connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion ofv said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to, the lower portion of said guiding link, said seat, said controlling link, said guiding link and.
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a con trolling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat in coaxial alignment with the pivotal connection between the seat and the support, said back-rest having a downward extension projecting beyond its pivotal connection with the seat, and a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the seat
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar linkmechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat, the front portion of said connecting link being pivoted to a point of the
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat, the front portion of said connecting link being pivoted to a point of
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seatthe lower 'endportion ofsaid control ling-link being pivoted to the lower portion of said guiding link, said sea-t, said-controlling link, said guiding link andthe stationary portion of the support between the pivotalconnections of the guidinglink with the support and of the seat with thesupport forming the links of a fourbar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connectinglink be,- ing pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat
  • a reclining article of furniture comprising:
  • a support a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, a back-rest, said back-rest be ing pivoted to th rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat, the front portion of said connecting link being pivoted to a point of the guiding link spaced from
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link-and the stationary portion of the support between the pivotal connection of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the backrest below the pivotal connection between the back-rest and the seat, the front portion of said connecting link being pivoted to a point of
  • a reclining article of furniture com-prising: a support, a seat pivoted to said support at its rear endportion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the" upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with thesupport and of the seat withthe support forming the links of a four-bar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat, th front portion of said connecting link being pi
  • a reclining article of furniture comprising: a support, a seat pivoted to said support at its rear end portion, a guiding link, the upper portion of said guiding link being pivoted to said support at a point spaced from the pivotal connection between the seat and the support, a controlling link, the upper portion of said controlling link being pivoted to the front portion of said seat, the lower end portion of Said controlling link being pivoted to the lower portion of said guiding link, said seat, said controlling link, said guiding link and the stationary portion of the support between the pivotal connections of the guiding link with the support and of the seat with the support forming the links of a four-bar link-mechanism, a back-rest, said back-rest being pivoted to the rear portion of said seat and having a downward extension projecting beyond its pivotal connection with the seat, a connecting link, the rear end of said connecting link being pivoted to said downward extension of the back-rest below the pivotal connection between the back-rest and the seat, the front portion of said connecting link being pivoted to a point
  • leg-rest pivoted to the front portion of the seat, said leg-rest having an extension projecting beyond its pivotal connection with the 'seat, and a controlling member, one end of said controlling member being pivoted to said extension of the leg-rest, and the other end of said controlling member being pivoted to said back-rest.

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
US580378A 1945-03-01 1945-03-01 Reclining article of furniture Expired - Lifetime US2433521A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
US580378A US2433521A (en) 1945-03-01 1945-03-01 Reclining article of furniture
CH249833D CH249833A (de) 1945-03-01 1946-02-16 Verstellbares Ruhemöbel.
GB5261/46A GB608327A (en) 1945-03-01 1946-02-20 Improvements in or relating to adjustable reclining chairs or like articles of furniture
BE463371D BE463371A (nl) 1945-03-01 1946-02-27
FR928686D FR928686A (fr) 1945-03-01 1946-03-01 Fauteuil inclinable
US723414A US2575881A (en) 1945-03-01 1947-01-21 Reclining article of furniture
DEL5853A DE886209C (de) 1945-03-01 1950-10-01 Verstellbares Ruhemoebel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US580378A US2433521A (en) 1945-03-01 1945-03-01 Reclining article of furniture

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US2433521A true US2433521A (en) 1947-12-30

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Application Number Title Priority Date Filing Date
US580378A Expired - Lifetime US2433521A (en) 1945-03-01 1945-03-01 Reclining article of furniture
US723414A Expired - Lifetime US2575881A (en) 1945-03-01 1947-01-21 Reclining article of furniture

Family Applications After (1)

Application Number Title Priority Date Filing Date
US723414A Expired - Lifetime US2575881A (en) 1945-03-01 1947-01-21 Reclining article of furniture

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US (2) US2433521A (nl)
BE (1) BE463371A (nl)
CH (1) CH249833A (nl)
DE (1) DE886209C (nl)
FR (1) FR928686A (nl)
GB (1) GB608327A (nl)

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US2472855A (en) * 1946-09-17 1949-06-14 Lorenz Anton Reclining article of furniture
US2472854A (en) * 1946-09-17 1949-06-14 Lorenz Anton Reclining article of furniture
US2535687A (en) * 1946-02-15 1950-12-26 Lorenz Anton Reclining article of furniture
US2575881A (en) * 1945-03-01 1951-11-20 Lorenz Anton Reclining article of furniture
US2576466A (en) * 1946-01-22 1951-11-27 Lorenz Anton Reclining article of furniture
US2578708A (en) * 1946-02-26 1951-12-18 Lorenz Anton Reclining article of furniture
US2613727A (en) * 1948-08-09 1952-10-14 Lorenz Anton Reclining article of furniture
US2615498A (en) * 1947-02-18 1952-10-28 Lorenz Anton Reclining article of furniture
US2617118A (en) * 1947-12-24 1952-11-11 Lorenz Anton Bed or the like
US2629425A (en) * 1946-06-18 1953-02-24 Boeing Co Berthable chair
US2746522A (en) * 1952-09-12 1956-05-22 Lorenz Anton Reclining article of furniture
US2796918A (en) * 1954-09-15 1957-06-25 Norman P Martin Article of repose for supporting the body of a person
US2804910A (en) * 1954-01-18 1957-09-03 Simmons Co Lounge chair
US2879832A (en) * 1949-06-06 1959-03-31 Lorenz Anton Article of repose for supporting the body of a person
US2961035A (en) * 1954-05-26 1960-11-22 Lorenz Anton Article of repose for supporting the body of a person
US3028195A (en) * 1959-10-29 1962-04-03 Lorenz Anton Multiple position reclining chair
US5636898A (en) * 1994-04-15 1997-06-10 Burns Aerospace Corporation Seat with recline linkage
US6126234A (en) * 1998-11-10 2000-10-03 Jane, S.A. Portable baby seat

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US2745469A (en) * 1952-10-22 1956-05-15 Lorenz Anton Article of repose for supporting the body of a person
US2958370A (en) * 1954-11-03 1960-11-01 Anton Lorenz Furniture
US2972304A (en) * 1959-06-02 1961-02-21 Eastman Kodak Co Electrostatic printing
US3191196A (en) * 1962-12-07 1965-06-29 Holm S Mfg Co Head and knee rest operating drives for hospital beds and the like
CH636252A5 (de) * 1978-10-20 1983-05-31 Syntech Sa Ergonomischer stuhl.
DE3817761A1 (de) * 1988-05-19 1989-11-30 Roeder Gmbh Stuhl, insbesondere arbeits- oder buerostuhl
US11259637B2 (en) 2015-04-13 2022-03-01 Steelcase Inc. Seating arrangement
US10194750B2 (en) 2015-04-13 2019-02-05 Steelcase Inc. Seating arrangement
MX2017013130A (es) 2015-04-13 2018-03-07 Steelcase Inc Disposicion de asiento.
EP3927215A4 (en) 2019-02-21 2023-03-15 Steelcase Inc. BODY SUPPORT ASSEMBLY AND METHODS OF USE AND ASSEMBLY THEREOF
US11357329B2 (en) 2019-12-13 2022-06-14 Steelcase Inc. Body support assembly and methods for the use and assembly thereof

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US704459A (en) * 1901-10-18 1902-07-08 James E Hanger Adjustable reclining-chair.
US2173283A (en) * 1935-06-23 1939-09-19 Lorenz Anton Adjustable reclining chair
US2227597A (en) * 1938-04-09 1941-01-07 Luckhardt Hans Adjustable reclining chair

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US2433521A (en) * 1945-03-01 1947-12-30 Lorenz Anton Reclining article of furniture
US2472854A (en) * 1946-09-17 1949-06-14 Lorenz Anton Reclining article of furniture

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US704459A (en) * 1901-10-18 1902-07-08 James E Hanger Adjustable reclining-chair.
US2173283A (en) * 1935-06-23 1939-09-19 Lorenz Anton Adjustable reclining chair
US2227597A (en) * 1938-04-09 1941-01-07 Luckhardt Hans Adjustable reclining chair

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575881A (en) * 1945-03-01 1951-11-20 Lorenz Anton Reclining article of furniture
US2576466A (en) * 1946-01-22 1951-11-27 Lorenz Anton Reclining article of furniture
US2535687A (en) * 1946-02-15 1950-12-26 Lorenz Anton Reclining article of furniture
US2578708A (en) * 1946-02-26 1951-12-18 Lorenz Anton Reclining article of furniture
US2629425A (en) * 1946-06-18 1953-02-24 Boeing Co Berthable chair
US2472855A (en) * 1946-09-17 1949-06-14 Lorenz Anton Reclining article of furniture
US2472854A (en) * 1946-09-17 1949-06-14 Lorenz Anton Reclining article of furniture
US2615498A (en) * 1947-02-18 1952-10-28 Lorenz Anton Reclining article of furniture
US2617118A (en) * 1947-12-24 1952-11-11 Lorenz Anton Bed or the like
US2613727A (en) * 1948-08-09 1952-10-14 Lorenz Anton Reclining article of furniture
US2879832A (en) * 1949-06-06 1959-03-31 Lorenz Anton Article of repose for supporting the body of a person
US2746522A (en) * 1952-09-12 1956-05-22 Lorenz Anton Reclining article of furniture
US2804910A (en) * 1954-01-18 1957-09-03 Simmons Co Lounge chair
US2961035A (en) * 1954-05-26 1960-11-22 Lorenz Anton Article of repose for supporting the body of a person
US2796918A (en) * 1954-09-15 1957-06-25 Norman P Martin Article of repose for supporting the body of a person
US3028195A (en) * 1959-10-29 1962-04-03 Lorenz Anton Multiple position reclining chair
US5636898A (en) * 1994-04-15 1997-06-10 Burns Aerospace Corporation Seat with recline linkage
US6126234A (en) * 1998-11-10 2000-10-03 Jane, S.A. Portable baby seat

Also Published As

Publication number Publication date
CH249833A (de) 1947-07-31
FR928686A (fr) 1947-12-04
US2575881A (en) 1951-11-20
GB608327A (en) 1948-09-14
BE463371A (nl) 1946-03-30
DE886209C (de) 1953-08-13

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