EP0148363A1 - Procédé pour la fabrication d'un escalier de bâtiment ou bien d'un élément d'escalier, coffrage pour réaliser ce procédé - Google Patents

Procédé pour la fabrication d'un escalier de bâtiment ou bien d'un élément d'escalier, coffrage pour réaliser ce procédé Download PDF

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Publication number
EP0148363A1
EP0148363A1 EP84113463A EP84113463A EP0148363A1 EP 0148363 A1 EP0148363 A1 EP 0148363A1 EP 84113463 A EP84113463 A EP 84113463A EP 84113463 A EP84113463 A EP 84113463A EP 0148363 A1 EP0148363 A1 EP 0148363A1
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EP
European Patent Office
Prior art keywords
formwork
staircase
wall
stairs
edge
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
EP84113463A
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German (de)
English (en)
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EP0148363B1 (fr
Inventor
Benno Domesle
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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 AT84113463T priority Critical patent/ATE33280T1/de
Publication of EP0148363A1 publication Critical patent/EP0148363A1/fr
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Publication of EP0148363B1 publication Critical patent/EP0148363B1/fr
Expired legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
    • B28B7/225—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units for making stairs or stair units comprising more than one step
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
    • E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
    • 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
    • E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
    • E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
    • E04F2011/021—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass
    • E04F2011/0212—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete
    • E04F2011/0214—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete cast in situ

Definitions

  • the invention relates first of all to a method for producing a building staircase or a staircase element with at least one U-shaped or arched staircase which has a plurality of steps and which is made in one piece from a concrete wall which at least partially surrounds it on its outer circumference and runs in the upward direction of the stairs is
  • U- or arched stairs in the sense of the invention are, in particular, pedestal stairs of any design (for example two-tier or multi-tier U-stairs with one or more platforms, etc.) and spiral stairs of any type (e.g. single-tier, half-turn stairs, single or multi-tier Spiral staircases, etc.) to be understood, and in itself the design of the wall at least partially enclosing the at least one staircase can be designed or shaped differently in accordance with the outer edge of the staircase or the staircase surround.
  • pedestal stairs of any design for example two-tier or multi-tier U-stairs with one or more platforms, etc.
  • spiral stairs of any type e.g. single-tier, half-turn stairs, single or multi-tier Spiral staircases, etc.
  • this wall is composed of a plurality of wall sections running perpendicular to one another, or is also partially curved in the case of an at least partially curved stair outer edge (stair encirclement).
  • the object of the invention is to avoid these problems.
  • a method of the type described at the outset is designed according to the invention in such a way that the staircase is hand-cast in a single mold in a single formwork.
  • the building staircase manufactured according to the method according to the invention or the staircase element manufactured according to the method according to the invention can be delivered to a construction site as a prefabricated part or can be erected on the construction site from in-situ concrete with the aid of formwork which can be used again and again, which consists of prefabricated parts the completed staircase element is built around or next to this staircase element, so that an accessible staircase is available from the beginning for all construction work on the building.
  • Auxiliary stairs, ladders etc. are no longer required. There is also no longer any need to re-create stair formwork for each construction.
  • the invention represents an important contribution to rationalization in the construction industry.
  • the invention further relates to a staircase element which is produced by the method according to the invention and has at least one U or arch staircase which is made in one piece from a wall made of concrete which at least partially surrounds its outer circumference and runs in the upward direction of the stairs.
  • This staircase element can, as already mentioned, are supplied by a precast manufacturer to the construction site in question as a precast concrete part.
  • the staircase element is preferably designed such that a building staircase or a staircase for different building sizes or for buildings with a different number of floors can be erected by stacking several similar staircase elements, it even being possible to use one as the top staircase element, which is already provided in one piece with an upper end wall acting as a roof. Furthermore, it is also possible to manufacture the staircase element as a prefabricated staircase for several floors.
  • the invention further relates to a formwork which is particularly advantageously suitable for use in the method according to the invention.
  • This formwork is characterized by an outer formwork and an inner formwork, which form between them a first mold space for the concrete wall and at least a second mold space for the stairs, the inner formwork being formed at least in two parts and a first part thereof (first inner formwork part) being a first one has a first form space delimiting formwork surface and a second formwork surface delimiting the second mold space on the underside of the stairs to be created, which extends from an edge of the first formwork surface into the central area of the formwork, and wherein a second part of the inner formwork (second inner formwork part) is one has third formwork area delimiting the first mold space and a plurality of formwork areas which at least partially delimit the second mold space in the area of the stair treads and which likewise extend from a first edge of the third formwork area into the central area of the formwork.
  • the formwork according to the invention is made of prefabricated, partially detachably connected parts and can be used again and again practically indefinitely, so that a particularly efficient production of staircase elements (be standing from at least one staircase and a wall surrounding this staircase at least partially on its outer circumference), the staircase element with all its elements in the formwork, so to speak, being produced in one piece. Essentially, only a single work step is required for the production of the staircase element, which likewise makes a decisive contribution to rationalization.
  • a staircase element 1 is shown, which can be used as a prefabricated concrete part in the form shown as a building staircase for connecting two building levels, or which can be combined by stacking several similar staircase elements to form a staircase for a multi-storey building.
  • the staircase element 1 consists of a total of three concrete walls 2, 3 and 4, which are integrally connected to one another and abut one another perpendicularly after setting up or installing the staircase element 1 in a building with its vertically extending and also vertically running corners between the concrete walls 2-4, a U-shaped circumferential or Form a boundary wall for the staircase.
  • Each concrete wall 2 - 4 has a lower edge 2 ', 3' or 4 'and an upper edge 2 ", 3" or 4 ", the stairwell element 1 having the lower edges 2', 3 'and 4 in the installed state 'stands on a foundation, while further walls or ceilings of the building can be connected to the upper edges.
  • the stairwell element 1 is used in the above-mentioned manner together with several similar stairwell elements to create a stairwell for a multi-storey building, then two stairwell elements each are located 1 one above the other so that the respective upper staircase element 1 with the lower edges 2 ', 3' and 4 'stands on the upper edges 2 ", 3" and 4 "of the lower staircase element 1, so that the concrete walls 2, 3 and Continue 4 of the respective lower staircase element in the corresponding concrete walls of the respective upper staircase element.
  • two or more staircase elements 1 arranged one above the other are made in one piece at least in the area of their concrete walls 2, 3 and 4.
  • a staircase 5 is arranged, which in the embodiment shown in FIGS. 1-3 has the shape of a single-flight, half-turn staircase.
  • the staircase 5 is made in one piece with the concrete walls 2, 3 and 4, preferably in such a way that the staircase is cast together with the concrete walls 2, 3 and 4 in one piece or in one operation from concrete, ie the staircase 5 its outer edge 5 'merges seamlessly into the concrete walls 2, 3 and 4.
  • the staircase 5 has a helically shaped lower surface or underside 6 and an upper side which has a plurality of stair steps 7, each with a staircase surface forming surface 8 lying essentially perpendicular to the concrete walls 2, 3 and 4 and a surface 9 running perpendicularly thereto and determining the stair height.
  • the stairs 5 rise in the direction of arrow D from bottom to top, i.e. the step 7A in FIG. 1 corresponds to the lowest level of the stairs 5 or the beginning of the stairs and the step 7E corresponds to the top level or the end of the stairs 5.
  • a so-called stairway eye 10 is provided between the steps leading from the beginning 7A to the end 7E, i.e. a space free of concrete material.
  • this stairway eye 10 can be wholly or partially occupied by a column-like or wall-shaped element which, when the stairwell element 1 is installed or installed, extends in the vertical direction and also delimits the stair 5 on its inside 5 " - Or wall-like element is then preferably also made in one piece with the stairs 5.
  • the formwork 11 shown in FIGS. 4-10 is used to produce the staircase element shown in FIGS. 1-3 in a single casting.
  • This formwork consists of a lower support frame 12, which in the embodiment shown has four to a rectangular frame welded together double-T beams 13 and 14 is formed, the relatively wide legs 15 having beams 13 and 14 are arranged so that they form with their lower legs 15 each standing on a horizontal base of the bottom of the support frame 12, while the upper leg 15 of the beams 13 and 14 with its upper side form a frame-like horizontal surface which partly serves as formwork surface for the lower edges 2 ', 3' and 4 'of the concrete walls 2, 3 and 4.
  • the formwork 11 also consists of an outer formwork for the outer surface of the concrete walls 2, 3 and 4, this outer formwork being composed of three formwork walls 16, 17 and 18, the surfaces of which are perpendicular to one another and perpendicular to the surface formed by the support frame 12 .
  • Each formwork wall 16, 17 and 18 stands with its lower edge on a leg 15 of the beams 13 and 14, in the region of the outer longitudinal edge of the support frame 12, and in the embodiment shown is also parallel to one another in the region of the lower edge horizontal axis extending to the respective formwork wall level is pivotally articulated on the supporting frame 12, so that each formwork wall 16, 17 and 18 can be pivoted to the side or into an inclined position or horizontal position according to the arrows E from the vertical position shown in the figures.
  • a plurality of support arms 19 are fastened to the outside of each formwork wall 16, 17 and 18, which extend below the lower edge of the respective formwork wall and are articulated at the end there to a bearing arm 20 which projects outward from the support arm 12.
  • the formwork walls 16, 17 and 18 are held in their vertical position by spindles or struts 21.
  • the formwork walls 16, 17 and 18 are still tightly connected to each other at their vertical joints by removable or detachable angle pieces 22.
  • the formwork walls 16, 17 and 18 form a U-shaped structure in accordance with the course of the concrete walls 2, 3 and 4, the opposite legs of which are determined by the formwork walls 16 and 18 and the yoke piece by the formwork wall 17.
  • the outer formwork also has a rectangular, vertical frame 23, which is formed by four strips or supports and adjoins the formwork walls 16 and 18 on their vertical side edge facing away from the formwork wall 17.
  • the vertical strips 24 of the frame 23 form formwork surfaces running perpendicular to the formwork walls 16 and 18 for the front end edges 2 "'and 4"' of the concrete walls 2 and 4.
  • the horizontal strips 25 form formwork surfaces for the surface 9 the first step 7 at the beginning of the stairs 7A or for the rear surface 9 "of the last step 7 at the end of the stairs 7E.
  • the frame 23 is held detachably on the supporting frame 12 and connected to the formwork walls 16 and 18 by detachable angle pieces 26.
  • the formwork 11 also consists of an inner formwork, which is basically composed of the first or lower inner formwork part 27 in FIGS. 4 to 10 and the second or upper inner formwork part 28 in FIGS. 4 to 10.
  • the inner formwork part 27 consists essentially of an outer formwork wall 29, which serves to shape the inner surfaces of the concrete walls 2, 3 and 4 below the stairs 5 and the course of these concrete walls corresponding to three wall sections running perpendicular to one another and perpendicular to the surface of the support frame 12 the height of the formwork wall 29, which is of course arranged at a distance from the formwork walls 16, 17 and 18 corresponding to the thickness for the concrete walls 2, 3 and 4, from the end of the formwork wall 16 remote from the formwork wall 17 to the corresponding end the formwork wall 18 increases. Furthermore, the inner formwork part 27 has an inner wall 30 which has an approximately U-shaped course to the course of the inner edge 5 ′′ of the stairs 5, and whose height increases in the same direction as the formwork wall 29.
  • the inner formwork part 27 is formed in two parts, ie it consists of the sections 27 'and 27 ", the division plane T1 between these two sections, which (at the division level) of course also the formwork walls 29 and 31 and the wall 30 in two corresponding ones , sections releasably connected to each other, the outer formwork in Cut the area of the corner formed between the formwork walls 17 and 18 and enclose an acute angle, for example an angle of 50 °, with the formwork wall 18 or with the section of the formwork wall 29 running parallel to this formwork wall.
  • the section 27 ' is firmly connected to the supporting frame 12 in the embodiment shown, while the section 27 "is also pulled out of the formwork in particular in the area of the parting plane Tl after the formwork walls 29 and 31 and the wall 30 have been separated, in order to remove the formwork from the staircase element 1 can, first by moving in the direction of arrow F, ie parallel to the parting plane Tl, which increases the distance between the formwork wall 29 and the formwork wall 18 and then by moving in the direction of arrow G.
  • To remove the formwork from the extractable section - To enable in the illustrated embodiment of section 27 "- it is necessary that the formwork wall 29 of this section includes an acute angle with the parting plane T1 at the end that follows when it is pulled out or removed from the mold.
  • the formwork walls 29 and 31 and the wall 30 are each made of sheet steel, for example, a plurality of support frames 32 made of profiled iron providing the necessary strength.
  • the upper inner formwork part 28 consists of an outer formwork wall 33, which serves to form the inner surface of the concrete walls 2, 3 and 4 above the stairs 5 and which extends with its upper edge to approximately the upper edge of the formwork walls 16, 17 and 18. It is understood that the formwork wall 33 again has a distance from the formwork walls 16, 17 and 18 which corresponds to the desired thickness for the concrete walls.
  • the formwork wall 33 in turn consists of three areas that are perpendicular to each other and perpendicular to the horizontal plane formed by the support frame 12.
  • the lower edge of the formwork wall 33 forms one of the steps 7 of the stairwell element 1 corresponding stair line, in such a way that the distance of the lower edge of the formwork wall 33 from the upper edge of this formwork wall decreases from the vertical longitudinal edge of the formwork wall 16 which is distant from the formwork wall 17 to the corresponding edge of the formwork wall 18.
  • the formwork wall 33 merges into a formwork wall 34 which is designed like a staircase and has surfaces 8 and 9 of the steps 7 corresponding horizontal and vertical surfaces, to which on its side facing away from the formwork wall 33, that is to say in the region of the inner edge 5 "of the Staircase element 1 to be manufactured is connected to a downwardly projecting apron or formwork wall 35.
  • the formwork wall 35 which has a stair-line-like course on its upper edge, overlaps the lower edge of the wall 30 at its upper edge or at its junction with the formwork wall 31, and is there detachably connected to the wall 30, the height of the formwork wall 35 being approximately the same over the entire length of this formwork wall 35.
  • the formwork wall 35 has the same course as wall 30, the formwork wall 35 only lying with its lower, overlapping end in each case within the wall 30.
  • the formwork walls 29 and 33 and also the formwork walls 31 and 34 are each arranged at a distance from one another, so that between the formwork walls 31, 34 and 35 a cavity or mold space corresponding to the stairs 5 is formed, which in the between the formwork walls 16, 17 and 18, on the one hand, and the formwork walls 29 and 33, on the other hand, a cavity or mold space opens out.
  • the two mold spaces mentioned are each closed by the strips 24 and 25 of the frame 23, specifically by the lower or upper strip 25 of the mold space formed between the formwork walls 31, 34 and 35 for the Stairs 5 and through the vertical strips 24, the mold space formed between the formwork walls 29, 33 and 16 and 18 for the concrete walls 2 and 4.
  • the upper inner formwork part 28 is held at the required distance from the lower inner formwork part 27.
  • the staircase element 1 to be produced with the formwork 11 in the embodiment shown should have, for example, a single-flight half-turn staircase 5, it is necessary to design the upper formwork part 28 in three parts in accordance with the vertical division levels T2 and T3 in order to enable demoulding.
  • the formwork walls 33, 34 and 35 are of course each divided into three sections which are detachably connected to one another.
  • the sections 28 ', 28 "and 28"' are removed one after the other when the formwork is removed, starting with the lowest section 28 ', ie the section 28' closest to the support frame 12. This is followed by the removal of the middle section 28 ", which is then followed by the removal of the uppermost section 28" which is furthest away from the support frame 12.
  • the division planes T2 and T3 preferably coincide with the surfaces 9 ′ of the formwork wall 34 that form the vertical surfaces 9 of the stair treads 7 or lie in the region of the transition between two adjacent surfaces 8 ′ and 9 ′.
  • the division planes T2 and T3 can in principle also be provided in the area of a surface 8 '.
  • the parting plane T2 forms an acute angle with the formwork wall 16 or its imaginary extension and otherwise cuts the section of the formwork wall 33 that runs parallel to the formwork wall 17, so that on the one hand the section 28 'for demolding initially in the direction of the arrow H (parallel to the division plane T2) and then can be pulled out of the formwork in the direction of arrow I (essentially parallel to the formwork wall 16), and on the other hand, by removing part of the formwork wall 33 lying parallel to the formwork wall 17, there is sufficient free space arises in order to be able to first move section 28 "in the direction of arrow K (parallel to division plane T2) when demoulding. Subsequently, section 28" for example, by lifting upwards, or by appropriate rotation and simultaneous pulling out along the formwork wall 16.
  • the course for the vertical parting plane T3 is chosen so that it cuts the section of the formwork wall 33 lying adjacent to the formwork wall 18 at an acute angle, for example at an angle of 50 °, at a certain distance from the transition point between the parallel to the Formwork wall 18 and the part of the formwork wall 33 lying parallel to the formwork wall 17, so that the section 28 "'first moves in the direction of the arrow L towards the formwork wall 17 and then lifted out of the formwork 11 for final removal or pulled out by turning can be without the formwork in particular is hindered here by the inner surfaces of the concrete walls and by the surfaces 9 of the stairs 5 of the finished stairwell element.
  • the upper support rails 36 are removed and the formwork walls 16, 17 and 18 are folded or completely removed according to the arrows E, after loosening the angle pieces 22 and 26.
  • the frame 23 is also removed, so that the cast staircase element 1 is detached at least on its outer surface.
  • the formwork of the inner formwork part 28 or the formwork of the sections 28 ', 28 ", 28"' can be started, in the manner and sequence, as already mentioned above, of course after releasing it Connecting elements between these sections and also those between the formwork wall 35 and the wall 30.
  • the formwork 40 differs from the formwork 11 in principle only in that the formwork wall 17 'corresponding to the formwork wall 17' is arranged with its surface sides in a horizontal plane and rests directly on the supporting frame 12 and is fastened there.
  • the formwork walls 16 'and 18' corresponding to the formwork walls 16 and 18 are articulated on their lower edge or in the region of the transition to the formwork wall 17 on the latter or on the support frame 12 and / or are detachably fastened.
  • the spindles 21 hold the formwork walls 16 'and 18' back in their vertical position when the formwork is assembled.
  • the outer formwork 16 ', 17' and 18 'thus also forms a U-shaped structure in the formwork 40, but not in a horizontal cross-sectional plane as in the formwork 11, but in a cross-sectional plane rotated by 90 °, namely in a vertical cross-sectional plane, so that the outer formwork delimits a U-shaped or trough-like space that is open at the top.
  • the formwork 40 differs fundamentally from the formwork 11 in that the inner formwork parts 27 and 28, of which only inner formwork parts 28 are shown in FIGS. 11 and 12 for the sake of simplicity, are also rotated by 90 ° in relation to the formwork 11 the outer formwork is used and held there by suitable support and fastening elements, for example by support rails 36 ', which are supported on the upper edge of the formwork walls 16' and 18 '.
  • suitable support and fastening elements for example by support rails 36 ', which are supported on the upper edge of the formwork walls 16' and 18 '.
  • the mold space formed between the formwork walls 16 ', 17', 18 ', on the one hand, and the formwork walls 29 and 33 of the inner formwork parts 27 and 28, on the other hand, is closed by end-side formwork walls 41.
  • the formwork 40 has the advantage that with a correspondingly long design of the outer formwork 16 '/ 17' / 18 'and when using several inner formwork parts 27 and 28, the formwork walls 33 and 29 so are connected to one another in such a way that outside of the farm rooms for stairs 5 there is a continuous, continuous formwork wall or surface running parallel to the formwork walls 16 ', 17', 18 ', stairwell elements can be manufactured which differ from the embodiment according to FIG.
  • the formwork walls 41 on the end face can be moved in the direction perpendicular to their surface sides within the outer formwork or fastened in different positions, as indicated in FIG. 11 by the double arrows N, so that 40 formwork elements with different heights can be used with the formwork different numbers of stairs 5, with or without the roof-like section 43, etc. can be produced in one and the same formwork, ie the formwork 40 allows adaptation to the respective needs in a particularly simple manner.
  • FIG. 13 and 14 show two further embodiments of a staircase element 1 'and 1 ", respectively, in the case of the staircase element 1' of FIG. 13 the concrete wall 3 was partially left out to form a window 44.
  • the concrete wall 2 is completely eliminated, while the concrete walls 3 and 4 at 45 and 46 (for example, again to create window openings) were partially left out.
  • These recesses can either be made by inserting conventional recess elements in the formwork 11 or 40 can be reached, or by the fact that the formwork walls 16, 17, 18 or 16 ', 17', 18 'and 29 and 33 lying adjacent to each other at the edge of a desired recess additionally by a transverse or auxiliary wall be connected to each other.
  • stairwell element 1 "' in which the wall surrounding the stair 5 on its outer circumference does not consist of three perpendicular concrete walls, but is a single, partially curved concrete wall 47.
  • this stairwell element 1"' one Correspondingly partially curved outer formwork and inner formwork parts 27 and 28 are used, the formwork walls 29 and 33 of which are also partially curved in accordance with the course of the concrete wall 47.
EP84113463A 1983-11-12 1984-11-08 Procédé pour la fabrication d'un escalier de bâtiment ou bien d'un élément d'escalier, coffrage pour réaliser ce procédé Expired EP0148363B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT84113463T ATE33280T1 (de) 1983-11-12 1984-11-08 Verfahren zur herstellung einer gebaeudetreppe oder eines treppenelementes, schalung zur durchfuehrung des verfahrens.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3341057 1983-11-12
DE19833341057 DE3341057A1 (de) 1983-11-12 1983-11-12 Verfahren zur herstellung einer gebaeudetreppe oder eines treppenhauselementes, schalung zur durchfuehrung des verfahrens und nach dem verfahren erhaltenes treppenhauselement

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Publication Number Publication Date
EP0148363A1 true EP0148363A1 (fr) 1985-07-17
EP0148363B1 EP0148363B1 (fr) 1988-03-30

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EP84113463A Expired EP0148363B1 (fr) 1983-11-12 1984-11-08 Procédé pour la fabrication d'un escalier de bâtiment ou bien d'un élément d'escalier, coffrage pour réaliser ce procédé

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EP (1) EP0148363B1 (fr)
AT (1) ATE33280T1 (fr)
DE (1) DE3341057A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0337392A2 (fr) * 1988-04-11 1989-10-18 Heinrich Schaper Hoch-, Beton- Und Stahlbetonbau Gmbh Elément d'escalier en béton à section en U ayant la hauteur d'un étage
WO1995029302A1 (fr) * 1994-04-21 1995-11-02 Unigoed Vastgoedlease B.V. Procede de construction d'un immeuble accessible aux personnes, et elements de construction pour un immeuble de ce type
EP1424458A1 (fr) * 2002-11-28 2004-06-02 Léon-Edouard Desmarets Elément de coffrage et son procédé de fabrication
CN109441031A (zh) * 2018-12-18 2019-03-08 中铁建工集团有限公司 结构梁隐藏式悬挑型开敞旋转楼梯结构及其施工方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29911369U1 (de) * 1999-07-01 1999-09-16 Theves Herbert Viertel- und halbgewendelte Treppen
DE202009013431U1 (de) 2009-10-05 2010-02-11 Udw-Treppen E.K. Treppenmodulschalung für gewendelte Ortbetontreppen

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR365299A (fr) * 1906-04-14 1906-09-06 Auguste Fabre Construction d'escaliers
FR1345774A (fr) * 1962-11-03 1963-12-13 D Ensembles Tech Soc Et Procédé de construction de bâtiments par éléments préfabriqués en trois dimensions et éléments servant à cette construction
US3281110A (en) * 1965-10-22 1966-10-25 Glenn F Lister Mold for precast concrete step construction
GB1221973A (en) * 1968-04-26 1971-02-10 Concrete Ltd Staircase unit and a mould for making said unit
FR2223522A1 (fr) * 1973-03-28 1974-10-25 Kesting Interprefab Ag
AU2545877A (en) * 1976-05-24 1978-11-30 Western Bridge Constructions Pty. Limit; D Precast staircase
US4248020A (en) * 1978-07-31 1981-02-03 Canadian Patents & Development Ltd. Precast concrete stairway module

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR365299A (fr) * 1906-04-14 1906-09-06 Auguste Fabre Construction d'escaliers
FR1345774A (fr) * 1962-11-03 1963-12-13 D Ensembles Tech Soc Et Procédé de construction de bâtiments par éléments préfabriqués en trois dimensions et éléments servant à cette construction
US3281110A (en) * 1965-10-22 1966-10-25 Glenn F Lister Mold for precast concrete step construction
GB1221973A (en) * 1968-04-26 1971-02-10 Concrete Ltd Staircase unit and a mould for making said unit
FR2223522A1 (fr) * 1973-03-28 1974-10-25 Kesting Interprefab Ag
AU2545877A (en) * 1976-05-24 1978-11-30 Western Bridge Constructions Pty. Limit; D Precast staircase
US4248020A (en) * 1978-07-31 1981-02-03 Canadian Patents & Development Ltd. Precast concrete stairway module

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0337392A2 (fr) * 1988-04-11 1989-10-18 Heinrich Schaper Hoch-, Beton- Und Stahlbetonbau Gmbh Elément d'escalier en béton à section en U ayant la hauteur d'un étage
EP0337392A3 (en) * 1988-04-11 1989-11-29 Heinrich Schaper Hoch-, Beton- Und Stahlbetonbau Gmbh Storey-high concrete staircase element with a u-section
WO1995029302A1 (fr) * 1994-04-21 1995-11-02 Unigoed Vastgoedlease B.V. Procede de construction d'un immeuble accessible aux personnes, et elements de construction pour un immeuble de ce type
NL9400640A (nl) * 1994-04-21 1995-12-01 Unigoed Vastgoedlease B V Werkwijze voor het bouwen van een voor personen toegankelijk gebouw en bouwelementen voor een dergelijk gebouw.
EP1424458A1 (fr) * 2002-11-28 2004-06-02 Léon-Edouard Desmarets Elément de coffrage et son procédé de fabrication
CN109441031A (zh) * 2018-12-18 2019-03-08 中铁建工集团有限公司 结构梁隐藏式悬挑型开敞旋转楼梯结构及其施工方法
CN109441031B (zh) * 2018-12-18 2023-11-14 中铁建工集团有限公司 结构梁隐藏式悬挑型开敞旋转楼梯结构及其施工方法

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DE3341057A1 (de) 1985-05-23
EP0148363B1 (fr) 1988-03-30
ATE33280T1 (de) 1988-04-15

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