EP2096227A2 - Escalier autoportant en bois - Google Patents

Escalier autoportant en bois Download PDF

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Publication number
EP2096227A2
EP2096227A2 EP09153281A EP09153281A EP2096227A2 EP 2096227 A2 EP2096227 A2 EP 2096227A2 EP 09153281 A EP09153281 A EP 09153281A EP 09153281 A EP09153281 A EP 09153281A EP 2096227 A2 EP2096227 A2 EP 2096227A2
Authority
EP
European Patent Office
Prior art keywords
wooden staircase
staircase according
treads
risers
wooden
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Withdrawn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
EP09153281A
Other languages
German (de)
English (en)
Other versions
EP2096227A3 (fr
Inventor
Günter Weber
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.)
Zeitform-Design GmbH
Original Assignee
Zeitform-Design GmbH
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 Zeitform-Design GmbH filed Critical Zeitform-Design GmbH
Publication of EP2096227A2 publication Critical patent/EP2096227A2/fr
Publication of EP2096227A3 publication Critical patent/EP2096227A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
    • E04F11/035—Stairways consisting of a plurality of assembled modular parts without further support
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/104—Treads
    • E04F11/1045—Treads composed of several layers, e.g. sandwich panels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/104—Treads
    • E04F11/108—Treads of wood or with an upper layer of wood

Definitions

  • the invention relates to a wooden staircase, which has treads and risers, wherein the treads and the risers are galvanized together.
  • a self-supporting stairwell known.
  • This known stairway has tread plates and in each case at least two coupling elements arranged between adjacent tread plates.
  • the coupling bolts of the coupling links are attached to the next lower tread plate and screwed into an anchored in the next higher treadle threaded sleeve.
  • Each threaded sleeve is anchored in a downwardly open blind hole.
  • a weight and the load of the foot plate receiving threaded sleeve is embedded by means of a resin-containing, in the hardened state still elastically deformable filling.
  • the blind hole walls have undercuts around their circumference. In the direction of the depth of the blind holes, several undercuts are provided at a distance one behind the other in each case in the blind hole wall.
  • a staircase of at least two treads and at least one riser known.
  • the at least two treads and the at least one riser are each formed in one piece.
  • the at least one riser is arranged between the at least two treads.
  • the at least two steps and the at least one riser act together as supporting elements of the staircase, so that a shear stress can be absorbed by the at least one riser.
  • the riser is connected to the treads by a dome connection such that a Shear stress can be absorbed by the riser.
  • two treads are connected by at least one fastening unit, wherein the at least one fastening unit is guided within the riser arranged between the two treads.
  • the treads and risers can be made of wood.
  • U1 is a self-supporting wooden staircase with a galvanizing the treads with the risers known.
  • the galvanizing of the steps with the risers is done by the grain of the wood of the tread is arranged in the direction of travel and the front of the tread is made of end grain.
  • the galvanizing can be glued and secured in the gluing by a round rod made of preferably stainless steel. It may additionally be provided a screw connection of the treads with the risers.
  • the object of the invention is to provide a wooden staircase with improved stability.
  • the advantages of the invention are, in particular, that the treads with the risers in the galvanizing areas have a more stable connection than is the case with known wooden stairs with galvanizing between the risers and the treads.
  • Such a wooden staircase is particularly useful in the interior of buildings. It can, for example, without a sidewall contact within a room straight or arcuate or spiral lead in an overlying space and comes out with a small number of suspensions.
  • the wooden staircase may also be fixed to a side wall of a room on one side using steel anchors, making do with a small number of such steel anchors.
  • the invention relates to a wooden staircase having treads and risers, wherein the treads and risers are galvanized together, wherein each of the treads and the risers are sandwiched stages, each having three layers, wherein the two outer layers each from a solid wood panel and wherein the middle layer is a multiplex layer, which in turn has a plurality of layers and can be realized in the form of a multiplex plate.
  • FIG. 1 shows a perspective sketch of a part of such a wooden staircase. This has treads 1 and risers 2.
  • the treads 1 are horizontal, the risers 2 vertically.
  • Each tread is galvanized at its front and at its rear end with one riser each.
  • In the in the FIG. 1 shown embodiment is a straight finger galvanizing.
  • the width b1 of a tread is for example 100 cm, the length l in the direction of travel is 30 cm and the thickness d1 is 5.4 cm.
  • the width b2 of a riser is for example 100 cm, the height h is 20 cm and the thickness d2 is 5.4 cm.
  • the treads 1 and the risers 2 are each sandwiched stages, each having three layers 3, 4, 5.
  • the individual tines of the steps are each cube-shaped. Its dimensions are 5.4 cm x 5.4 cm x 5.4 cm.
  • the two outer layers 3 and 5 are each solid wood panels, which consist for example of oak, ash, beech, maple or bamboo.
  • the intermediate layer 4 is a multiplex layer, which in turn consists of several thin plates, for example a total of five thin plates. These thin sheets are, for example, birch wood panels or beech wood panels. Preferably, different types of wood alternate.
  • the height of the solid wood layers 3 and 5 is consistent. It is 19.5 mm in each case.
  • the height of the multiplex layer 4 is slightly smaller than the height of the solid wood layers and is 15 mm.
  • the solid wood layers 3 and 5 are glued to the multiplex layer 4, respectively.
  • the individual layers of the multiplex layer 4 are also glued together.
  • a cross-bonding is used in which the wood grains of adjacent layers are offset by 90 ° to each other.
  • Such a multi-layered design of the treads and risers leads to an increased dimensional stability and robustness of said stages, which is maintained over a long service life of the wooden staircase.
  • the steps with the risers are glued together.
  • the glue used is preferably D2 glue or D3 glue. If the glue used dried, then the treads and risers are solid and stable connected together than is the case with known wooden stairs. This is achieved in particular by the above-described multi-layered design of the treads and the risers, these stages each having three layers, of which the two outer layers are solid wood layers and the intermediate layer is a multiplex layer, which in turn is composed of several layers.
  • FIG. 3 shows a sketch of a side view of a portion of a wooden staircase according to the invention.
  • This has treads 1 and risers 2.
  • the treads 1 and the risers 2 are - as explained above - each sandwiched from three layers, wherein the two outer layers 3 and 5 hardwood layers and the middle layer 4 is a multiplex layer, which in turn consists of several layers.
  • the angle between a riser 2 and an overlying tread 1 is in the range of 90 °, as it is in the FIG. 3 is indicated.
  • FIG. 4 shows a sketch of a side view of part of another wooden staircase according to the invention.
  • These other wooden staircase has treads 1 and risers 2.
  • the treads 1 and the risers 2 are also sandwiched by three layers, the two outer layers 3 and 5 being hardwood layers and the middle layer being a multiplex layer, which in turn consists of several layers.
  • the angle between a riser and an overlying tread 1 is less than 90 ° and is preferably in the range between 80 ° and 90 °.
  • a room of a ground floor apartment of a house can be connected to a room located on the first floor, wherein the wooden staircase runs along a side wall of the room located on the ground floor upwards.
  • These steel anchors 6 have - as it is in the FIG. 5 is illustrated - a fully cylindrical trained fastening part 6a, which is inserted for fixing the steel anchor in the side wall of the room up to an annular stop 6b in a provided in a blind hole of the side wall rubber bearing.
  • the steel anchor 6 On the side remote from the fastening part 6a, the steel anchor 6 has a bolt 6c, at the end of which a Z-shaped fastening plate 6d is provided, the bolt 6c being fastened in the middle region of this fastening plate. In the end regions of the Z-shaped mounting plate holes are provided through which screws 7 are guided.
  • Upper screw 7 is used to attach the Z-shaped mounting plate 6 d on a side surface of a tread 1 of the wooden staircase.
  • Lower screw 7 is used to attach the Z-shaped mounting plate 6 d on a side surface of the next lower step 1 of the wooden staircase.
  • the middle leg of the Z-shaped mounting plate 6 extends parallel to the side surface of the riser 2 from top to bottom.
  • a wooden staircase according to the invention may also be connected from the center of a room of a ground floor apartment of a house to a room located on the first floor of the house, so that the wooden staircase is not adjacent to any side wall of the room.
  • the wooden staircase may be provided with suspensions 8 to improve the long-term stability of the stairs. Because of the dimensional stability of the wooden staircase described above, only a few suspensions per floor suffice to ensure the desired long-term stability, for example three suspensions per floor.
  • Such a suspension 8 is in the FIG. 6 shown. It has a cylindrical rod 8a, in its lower Area is contacted via a spacer 8b with a side wall of a riser 2 and is secured to this side wall by means of screws 8c, which are screwed through holes of the rod 8a and through holes in the spacer 8b in the riser.
  • the rod 8a is also contacted via a spacer 8b with a side surface of the ceiling 9 and fixed to this side surface by means of a screw 8c, which through a bore of the rod 8a and through a bore of the spacer 8b in the side surface of the ceiling. 9 is screwed.
  • Reference numeral 10 designates a railing and reference numeral 11 denotes a railing support fastened to a side surface of a tread.
  • the above specific dimensions of the treads 1 and risers 2 are only to be seen as examples.
  • the solid wood panels 3 and 5 may also each have a different height from the above height. Preferably: 18 / mm ⁇ H ⁇ 1 ⁇ 21 mm ,
  • the height of the multiplex layer 4, which is preferably formed by a multiplexing plate, can also be chosen differently than described above.
  • width of the finger galvanizing is preferably: 50 mm ⁇ b ⁇ 3 ⁇ 60 mm ,
  • the width of the treads and risers and the length l of the tread and the height h of the risers can be chosen differently than in the embodiment described above.
  • a straight finger galvanization as above an oblique finger galvanizing or dovetail galvanizing may also be used.
  • stabilizing rods can also be guided horizontally through the tines of the treads and risers.
  • a development of the invention is to coat the treads and risers with paint or provide oiled steps.
  • the invention relates to a wooden staircase in which the galvanizing present between the treads and the risers are improved.
  • This improvement is based on the fact that the treads and risers are each multi-layered.
  • the treads and the risers each have three layers, of which the two outer layers are solid wood layers and the intermediate middle layer is formed by a multiplex plate. If such treads and risers glued together, then creates a stable, long-lasting staircase construction.
  • suspensions and / or stabilizing rods can be used, as far as desired, necessary or required in the particular application.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Steps, Ramps, And Handrails (AREA)
EP09153281A 2008-02-26 2009-02-20 Escalier autoportant en bois Withdrawn EP2096227A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200820002673 DE202008002673U1 (de) 2008-02-26 2008-02-26 Selbsttragende Holztreppe

Publications (2)

Publication Number Publication Date
EP2096227A2 true EP2096227A2 (fr) 2009-09-02
EP2096227A3 EP2096227A3 (fr) 2012-05-23

Family

ID=39363672

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09153281A Withdrawn EP2096227A3 (fr) 2008-02-26 2009-02-20 Escalier autoportant en bois

Country Status (2)

Country Link
EP (1) EP2096227A3 (fr)
DE (1) DE202008002673U1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20120548A1 (it) * 2012-04-04 2013-10-05 Emiliano Delfini Scala civile
CN107060234A (zh) * 2017-05-15 2017-08-18 湖州红树叶木业有限公司 组合式多功能木制楼梯立柱

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2829200C2 (de) 1978-07-03 1985-09-05 Peter 6550 Bad Kreuznach Bussmer Selbsttragende Treppe
DE10113996B4 (de) 2001-03-22 2004-02-05 Stampa, Johannes Treppe
DE202005007210U1 (de) 2005-05-07 2005-07-14 Zeitform Möbeldesign GmbH Selbsttragende Holztreppe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29711516U1 (de) * 1997-07-02 1997-09-18 Paltian, Werner, 97786 Motten Freitragende Treppe
DE202005018769U1 (de) * 2005-12-01 2006-03-16 Reuss, Erhard Treppenstufen/-wangen/-pfosten und Handlauf mit Starkschichtfurnier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2829200C2 (de) 1978-07-03 1985-09-05 Peter 6550 Bad Kreuznach Bussmer Selbsttragende Treppe
DE10113996B4 (de) 2001-03-22 2004-02-05 Stampa, Johannes Treppe
DE202005007210U1 (de) 2005-05-07 2005-07-14 Zeitform Möbeldesign GmbH Selbsttragende Holztreppe

Also Published As

Publication number Publication date
DE202008002673U1 (de) 2008-05-08
EP2096227A3 (fr) 2012-05-23

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