US2925852A - 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
US2925852A
US2925852A US466993A US46699354A US2925852A US 2925852 A US2925852 A US 2925852A US 466993 A US466993 A US 466993A US 46699354 A US46699354 A US 46699354A US 2925852 A US2925852 A US 2925852A
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US
United States
Prior art keywords
link
rest
leg
seat
support
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
US466993A
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English (en)
Inventor
Lorenz Anton
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US466993A priority Critical patent/US2925852A/en
Priority to GB30458/55A priority patent/GB815714A/en
Priority to CH345130D priority patent/CH345130A/de
Priority to FR1139663D priority patent/FR1139663A/fr
Priority to BE542323D priority patent/BE542323A/fr
Application granted granted Critical
Publication of US2925852A publication Critical patent/US2925852A/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
    • A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
    • A47C1/0342—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movable backrest-seat unit or back-rest
    • A47C1/0345—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movable backrest-seat unit or back-rest characterised by foot-rests actuated by lazy-tongs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T1/00—Details of spark gaps
    • H01T1/16—Series resistor structurally associated with spark gap

Definitions

  • ⁇ are 382 574 372 310 5 4 538 326 550 INVENTOR.
  • This invention relates to articles of furniture and more particularly to articles of repose for supporting the body of a person wherein a movable back-rest, seat and legrest may be brought from a sitting position into a reclined position and vice versa.
  • An object of the invention is to provide an article of repose of above described type wherein the movements of the movable members from one position into another one may be obtained with ease.
  • Another object of the invention is to improve on the construction of articles of repose as now customarily made.
  • Fig. 1 is a side elevational view of a reclining armchair according to the invention, a portion of a side wall being broken away,
  • Fig. 2 is a side elevational view of another embodiment of a reclining armchair according to the invention, a portion of a side wall being broken away,
  • Fig. 3 is a side elevational view of a further embodiment of a reclining armchair according to the invention, a portion of a side wall being broken away,
  • Fig. 4 is a side elevational view of still another embodiment of a reclining armchair according tothe invention, a portion of a side wall being broken away,
  • Fig. 5 is a side elevational view of a further embodirnent of a reclining armchair according to the invention, a portion of a side wall being broken away, and
  • Fig. 6 is a side elevational view of still a further embodiment of a reclining armchair according to the invention, a portion of a side wall being broken away.
  • 10 generally indicates a support having side walls 12 and 14 connected with each other in a suitable manner.
  • a back-rest 16 is swingably mounted on the support 10 at 18.
  • the back-rest 16 has a downward extension 20 rigid therewith.
  • a seat 22 is swingably mounted on the support 10 at 18 in coaxial alignment with the pivotal connection of the back-rest 16 with the support 10.
  • first pair of links 24, 26 pivotally connected with each other at 28 and there is a second pair of links 30, 32 pivotally connected with each other at 34.
  • Said two pairs of links 24, 26 and 32 are pivotally connected with each other at 36 and 38 so as to form a mechanism ments of the back-rest 16 about its pivot 18 on the support 10.
  • the movements of the seat 22 are coordinated with Patented Feb. 23, 1960 the movements of the lazy tongs 24, 26, 30, 32 and thus with the movements of the back-rest 16 by means of a link 48 pivoted at 50 to the seat'22 and pivoted at 28 to the link 40 of the lazy tongs 24, 26, 30, 32 in coaxial alignment with the pivot between the links 24 and 26 of said lazy tongs.
  • a leg-rest 52 is swingably mounted on one front arm 54 of the lazy tongs 24, 26, 30, 32 at 56. Furthermore, said leg-rest 52 is pivoted at 58 to one end of a link 60, the other end of which is pivoted at 62 to the other front arm 64 of the lazy tongs 24, 26, 30, 32.
  • the arrangement of the back-rest 116, the seat 122, the lazy tongs 124, 126, 130, 132, the leg-rest 152 and the controlling link 160 and their connections with each other and with the support respectively are substantially the same as that of the embodiment shown in Fig. 1.
  • the link 132 of the lazy tongs 124, 126, 130, 132, pivoted to the link 124 of said lazy tongs at 136 has an upward extension 149 rigid therewith and pivoted to the seat 122 at 150.
  • Said extension 149 controls the movements of the seat 122 about its pivot 118 on the support 110.
  • a swinging movement of the backrest 116 about its pivot 118 into the reclined position shown in dash and dot lines causes also coordinated movements of the seat 122 and the leg-rest 152 into the position shown in dash and dot lines.
  • the link 247 controlling the seat 222 is pivoted to the seat 222 at 250 and to the front arm 254 of the lazy tongs 224, 226, 230, 232 at 266.
  • the sitting position of the movable members of the chair is shown in full lines and the reclined position of said movable members is shown in dash and dot lines.
  • the back-rest 316 and seat 322 are rigid with each other so as to form a unit 368 swingably mounted on the support
  • the lazy tongs are formed by the links 324, 326, 330, 332 pivotally jointed with each other at 328, 334, 336, 338.
  • One rear arm 340 of said lazy tongs 324, 326, 330, 332 is swingably mounted on the support 310 at 342.
  • the other rear arm 344 of said lazy tongs 324, 326, 330, 332 is pivoted at 372 to an arm 374 swingably mounted on the support 310 at 376.
  • One end of a link 378 is pivoted to an intermediate point of the arm 374 at 380.
  • the other end of said link 378 is pivoted at 382 to a downward extension 384 rigid with the unit 368.
  • the leg-rest 352 is swingably mounted on one front arm 354 of the lazy tongs 324, 326, 330, 332 at 356. Furthermore said leg-rest 352 is pivoted at 358 to one end of a link 360, the other end of which is pivoted at 362 to the other front arm 364 of the lazy tongs 324, 326, 330, 332.
  • the downward extension 480' of the seat-back-rest .unit 4568 is swingably mounted on the support 410 at 471.
  • the arrangement of the lazy tongs 424, 426, 430, 432, the leg-rest 452 and the controlling link 460 and their connections with each other and with the support 410 respectively is substantially thesameas thatshown in Fig. 4.
  • the rear arm 444 of :the lazy tongs 424, 426, 430, 432 is pivoted at 472 to one arm 486 of a double-armed'lever 485 swingably mounted on the support 410 vat47'7'.
  • the other arm 488 of said doublearmed lever 485 is pivoted at 481 to oneend of a link 478, the other end of which is pivoted at 482 to the downward extension 480.
  • the leg-rest 452 Upon a movement of the unit 468 from the sitting position shown in full lines into the reclined position shown in dash and dot lines, the leg-rest 452 is brought into the position shown in dash and dot lines by means of the mechanism described above.
  • the back-rest-seat unit 568 is swingably mounted on the support 510 at 570.
  • the rear arm 544 of the lazy tongs 524,526, 530, 532 is pivoted at 572 to one arm 586 of abell-crank lever 587 swingably mounted on the support 510 at 577.
  • the other arm 588 of said bell-crank lever 587 is in slidable and disengageable engagement with the unit 568.
  • the leg-rest 552 upon a swinging movement of the unit 568 about the pivot 570 into the reclined position shown in dash and dot lines, the leg-rest 552 is automatically brought into the position shown in dash and dot lines by means of the mechanism described above. Owing to the disengageable engagement between the arm 588 of the bellcrank lever 587 and the unit 568, it is however; possible to bring the leg-rest 552 from the positionshown in full lines into any desired other position without moving the back-rest-seat unit 568.
  • locking mechanisms are arranged for holdingthe unit 568 in a desired position during an independent movement of the leg-rest 252 and for holding the leg-rest 552 in any desired position relative to the unit 568.
  • means may be arranged'for limiting the sitting position and the extreme reclined position of the back-rest and seat or the back-rest-seat unit respectively.
  • locking means may be arranged for holding the movable members of the chair in any desired position.
  • said control linkage comprising a first and second link crossing each other and pivotally connected at their crossing point, a third and fourth link crossing each other and pivotally connected at their crossing point, the second link being connected to the third link and the first link being connected to the fourth link to form a lazy tong linkage, the free end of the first link being pivotally connected to the support and the changes in shape, proportion and arrangement of parts.
  • an adjustable reclining chair comprising bodysupporting means including a seat and a back-rest rockably mounted on a support for movement between an upright sitting position and a rearwardly-tilted reclining position, and a leg-rest, acontrol linkage for moving said leg-rest frorn ,a;retrac te d position beneath the seat to an extended position substantially at the ,lev el-;of and free end of the second linkbeing operatively connected to the body supporting means, the free end of the fourth link being pivotally connected to said leg-rest, and a connecting link pivotally connected at one end to the free end of the third link and at the other end to said legrest.
  • an adjustable reclining chair comprising bodysupporting means including a seat and a back-rest rockably mounted on a support for movement between an uprightsitting-position and a rearwardly-tilted reclining position, and a leg-rest, a control linkage for moving said leg-rest from a retracted position beneath the seat to an extended position substantially at the level of and forwardly of said seat, said control linkage comprising a firstand second link crossing each other and pivotally connected at their crossing point, a third and fourth link crossing each other and pivotally connected at their crossing point, the second link being connected to the third link and the first link being connected tothe fourth link to form a lazy tong linkage, the free end of the first link being pivotally connected to the support, the back-rest having a depending extension, the free end of the second link being operatively connected to said backrest extension, the free end of the fourth link being pivotally connected to said leg-rest, and a connecting linkpivotally connected at one end to the free end of the third link and at the other
  • an adjustable reclining chair comprising bodysupporting means including a seat and a back-rest rockatbly mounted on a support for independent movement between an upright sitting position and a rearwardlytilted reclining position, and a leg-rest, acontrol linkage for moving said leg-rest from a retracted position beneath the seat to an extended position substantially at the level of and forwardly of said seat, said control linkage comprising a first and second link crossing each other and pivotally connected at their crossing point, a third and fourth link crossing each other and pivotally connected at their crossing point, the second link being connected to the third link and the first link being connected to the fourth link tofonn a lazy tong linkage, the free end of the first link being pivotally connected to the support, the back-rest having a rigid depending extension, the free end of the second link being operatively connected to said back-rest extension, the free end of the fourth link being pivotally connected to said leg-rest, and a connecting link pivotally connected at one end to the free end of the third link and at the other
  • a reclining chair comprising a support, a bodysupporting structure and including a seat and a backrest mounted on said support for tilting movement, a legrest, a leg-rest control linkage carrying said leg-rest and adapted to guide said leg-rest in a selected path between a retracted position beneath the seat and an extended position forwardly of the seat, and a constrained linkage for actuating said leg-rest control linkage in response to tilting movement of said body-supporting structure, said constrained linkage including an arm and a first link pivotally mounted at spaced points on the support, a second link pivotally connected at spaced points to said arm and first link, and the portion of the support between the pivotal mounts of the arm and first link on the support as the fixed link of the constrained linkage, said arm being operatively coupled to the body-supporting structure for movement of the constrained linkage in response to tilting movement of the body-supporting structure, said leg-rest control linkage including an extension of said first link, an extension of said second link, a third
  • a reclining chair comprising a support, a bodysupporting structure including a seat and a back-rest mounted on said support for tilting movement, a legrest, a leg-rest control linkage carrying said leg-rest and adapted to guide said leg-rest in a selected path between a retracted position beneath the seat and an extended position forwardly of the seat, and a constrained linkage for actuating said leg-rest control linkage in response to tilting movement of said body-supporting structure
  • said constrained linkage comprising as movable links an arm and a first link pivotally mounted at spaced points on the support and depending therefrom and a second link pivotally connected at spaced points to said arm and first link
  • said constrained linkage also including as a stationary link that portion of the support between the pivotal mounts of the arm and first link on the support, said arm being opera tively coupled to the body-supporting structure for movement of the constrained linkage in response to tilting movement of the body-supporting structure
  • said leg-rest control linkage including a
  • a recliningchair comprising a support, a body-supporting structure including a seat and a back-rest pivotally mounted on said support for independent tilting movement, a leg-rest, a leg-rest control linkage carrying said leg-rest and adapted to guide said leg-rest in a selected path between a retracted position beneath the seat and an extended position forwardly of the seat, and a constrained linkage for actuating said leg-rest control linkage in response to tilting movement of said body-supporting structure, said back-rest having an extension depending from its pivotal mount on the support, said constrained linkage including as movable links said backrest extension, a first link pivotally mounted at a point on the support spaced from the pivotal mount of the back-rest, and a second link pivotally connected at spaced points to said back-rest extension and said first link, said constrained linkage also including as a stationary link that portion of the support between the pivotal mounts of the back-rest extension and first link, said depending backrest extension being movable forwardly when the back
  • Areclining chair in which a seat control member carried by said quadrilateral control linkage is pivotally connected to the lower portion of said seat, said seat control member being positioned to apply an upward thrust on said seat when said control linkage is actuated, whereby said seat is tilted through the constrained linkage, the quadrilateral linkage and the seat control member in response to tilting movement of the 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)
US466993A 1954-11-05 1954-11-05 Article of repose for supporting the body of a person Expired - Lifetime US2925852A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US466993A US2925852A (en) 1954-11-05 1954-11-05 Article of repose for supporting the body of a person
GB30458/55A GB815714A (en) 1954-11-05 1955-10-25 Adjustable reclining chairs or like articles of furniture
CH345130D CH345130A (de) 1954-11-05 1955-11-04 Verstellbares Sitz- und Liegemöbel
FR1139663D FR1139663A (fr) 1954-11-05 1955-11-04 Chaise de repos réglable ou autre meuble similaire
BE542323D BE542323A (enrdf_load_html_response) 1954-11-05 1955-11-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US466993A US2925852A (en) 1954-11-05 1954-11-05 Article of repose for supporting the body of a person

Publications (1)

Publication Number Publication Date
US2925852A true US2925852A (en) 1960-02-23

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US466993A Expired - Lifetime US2925852A (en) 1954-11-05 1954-11-05 Article of repose for supporting the body of a person

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US (1) US2925852A (enrdf_load_html_response)
BE (1) BE542323A (enrdf_load_html_response)
CH (1) CH345130A (enrdf_load_html_response)
FR (1) FR1139663A (enrdf_load_html_response)
GB (1) GB815714A (enrdf_load_html_response)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3092416A (en) * 1958-07-10 1963-06-04 Anton Lorenz Leg-rest control linkage for multiple position chair
US4456297A (en) * 1980-05-16 1984-06-26 Sybron Corporation Dental chair
US20050023869A1 (en) * 2003-07-29 2005-02-03 Cabot Longnecker Ottoman recliner

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1789090A (en) * 1927-08-11 1931-01-13 Wawrunek Leopold Collapsible reclining chair
GB683042A (en) * 1950-11-03 1952-11-19 Anton Lorenz Adjustable reclining chairs or the like articles of furniture
US2672919A (en) * 1952-08-15 1954-03-23 Norman P Martin Article of repose for supporting the body of a person
US2693845A (en) * 1954-03-10 1954-11-09 Gen Steel Products Company Inc Reclining chair

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1789090A (en) * 1927-08-11 1931-01-13 Wawrunek Leopold Collapsible reclining chair
GB683042A (en) * 1950-11-03 1952-11-19 Anton Lorenz Adjustable reclining chairs or the like articles of furniture
US2672919A (en) * 1952-08-15 1954-03-23 Norman P Martin Article of repose for supporting the body of a person
US2693845A (en) * 1954-03-10 1954-11-09 Gen Steel Products Company Inc Reclining chair

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3092416A (en) * 1958-07-10 1963-06-04 Anton Lorenz Leg-rest control linkage for multiple position chair
US4456297A (en) * 1980-05-16 1984-06-26 Sybron Corporation Dental chair
US20050023869A1 (en) * 2003-07-29 2005-02-03 Cabot Longnecker Ottoman recliner
US7735914B2 (en) * 2003-07-29 2010-06-15 L & P Property Management Company Ottoman recliner

Also Published As

Publication number Publication date
GB815714A (en) 1959-07-01
CH345130A (de) 1960-03-15
BE542323A (enrdf_load_html_response) 1955-11-14
FR1139663A (fr) 1957-07-03

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