ES255730U - Articulation device for folding chairs, perfected (Machine-translation by Google Translate, not legally binding) - Google Patents

Articulation device for folding chairs, perfected (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES255730U
ES255730U ES1981255730U ES255730U ES255730U ES 255730 U ES255730 U ES 255730U ES 1981255730 U ES1981255730 U ES 1981255730U ES 255730 U ES255730 U ES 255730U ES 255730 U ES255730 U ES 255730U
Authority
ES
Spain
Prior art keywords
pieces
tubular element
legs
frame
folding chairs
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.)
Granted
Application number
ES1981255730U
Other languages
Spanish (es)
Other versions
ES255730Y (en
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
Application filed by Individual filed Critical Individual
Priority to ES1981255730U priority Critical patent/ES255730Y/en
Priority to US06/231,574 priority patent/US4441757A/en
Priority to AT81300520T priority patent/ATE15318T1/en
Priority to DE8181300520T priority patent/DE3172097D1/en
Priority to EP81300520A priority patent/EP0034452B1/en
Publication of ES255730U publication Critical patent/ES255730U/en
Application granted granted Critical
Publication of ES255730Y publication Critical patent/ES255730Y/en
Expired legal-status Critical Current

Links

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)

Abstract

Articulation device for folding chairs, perfected, which is especially applicable to that type of folding chairs of the so-called "scissors", which are constituted by the combination of three tubular elements articulately related to each other, one of which takes the form of a rectangular frame acting as front legs and backrest, another tubular element adopting the configuration of a "U" profile in functions of rear legs, while the third tubular element takes the form of another rectangular frame in frame functions of the seat, is essentially characterized because it is constituted by the association of three pieces that are articulated articulated with each other in each of the two knots that will constitute the respective lateral articulations of the three elements of the general frame of the chair, leaving said pieces arranged according to three planes parallel to each other; with the particularity that such three appended pieces are intended to be plugged into the respective end and side sections concurrent in such joint knots and belonging, respectively, to the tubular element acting as front legs and backrest, to the tubular element as back legs functions or later and to the tubular element acting as seat frame; having provided that the piece to be coupled or plugged on the respective side of the element acting as hind legs is interposed between the other two pieces, presenting these a double section of plug on either side of its central area of articulation with the other intermediate piece that will present a single section of plug, and further characterized in that the two end pieces have their thick central area, being affected, the internal face or confrontation of such thick areas, of the two pieces, of individual recesses that determine accommodations for as many extensions or emergencies belonging to the laterals of the extreme zone and also thickening of the intermediate piece. (Machine-translation by Google Translate, not legally binding)
ES1981255730U 1980-02-13 1981-01-22 ARTICULATION DEVICE FOR FOLDING CHAIRS, PERFECT-NADO Expired ES255730Y (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ES1981255730U ES255730Y (en) 1981-01-22 1981-01-22 ARTICULATION DEVICE FOR FOLDING CHAIRS, PERFECT-NADO
US06/231,574 US4441757A (en) 1980-02-13 1981-02-03 Structural joint for folding chair
AT81300520T ATE15318T1 (en) 1980-02-13 1981-02-09 STRUCTURAL ARTICULATION DEVICE FOR FOLDING CHAIRS.
DE8181300520T DE3172097D1 (en) 1980-02-13 1981-02-09 Structural joint device for foldable chairs
EP81300520A EP0034452B1 (en) 1980-02-13 1981-02-09 Structural joint device for foldable chairs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1981255730U ES255730Y (en) 1981-01-22 1981-01-22 ARTICULATION DEVICE FOR FOLDING CHAIRS, PERFECT-NADO

Publications (2)

Publication Number Publication Date
ES255730U true ES255730U (en) 1981-05-16
ES255730Y ES255730Y (en) 1981-11-16

Family

ID=8412814

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1981255730U Expired ES255730Y (en) 1980-02-13 1981-01-22 ARTICULATION DEVICE FOR FOLDING CHAIRS, PERFECT-NADO

Country Status (1)

Country Link
ES (1) ES255730Y (en)

Also Published As

Publication number Publication date
ES255730Y (en) 1981-11-16

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