EP3662119A1 - Étai de coffrage, dispositif d'étai de coffrage et procédé de décoffrage d'un ensemble coffrage - Google Patents

Étai de coffrage, dispositif d'étai de coffrage et procédé de décoffrage d'un ensemble coffrage

Info

Publication number
EP3662119A1
EP3662119A1 EP18743832.0A EP18743832A EP3662119A1 EP 3662119 A1 EP3662119 A1 EP 3662119A1 EP 18743832 A EP18743832 A EP 18743832A EP 3662119 A1 EP3662119 A1 EP 3662119A1
Authority
EP
European Patent Office
Prior art keywords
formwork
support
lowering
spindle
upper 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.)
Granted
Application number
EP18743832.0A
Other languages
German (de)
English (en)
Other versions
EP3662119B1 (fr
Inventor
Gerald BURGSTALLER
Thomas GREUL
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.)
Doka GmbH
Original Assignee
Doka 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 Doka GmbH filed Critical Doka GmbH
Priority to EP22159176.1A priority Critical patent/EP4026962B1/fr
Publication of EP3662119A1 publication Critical patent/EP3662119A1/fr
Application granted granted Critical
Publication of EP3662119B1 publication Critical patent/EP3662119B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • 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
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • 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
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • 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
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/38—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings for plane ceilings of concrete
    • 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
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • E04G11/50—Girders, beams, or the like as supporting members for forms

Definitions

  • the invention relates to a formwork support having
  • a lowering device for lowering the upper support part from a support position for supporting a formwork construction into a stripping position for dismantling the formwork construction.
  • the invention relates to a formwork support device with at least one such formwork support and with a Scha ⁇ lungs inconvenience, which is supported on the formwork support.
  • the invention relates to a method for stripping a formwork arrangement.
  • FR 2823521 describes an assembly of supporting devices, each having a motor and a control device which is adapted on the basis of a sensor signal the Hö ⁇ henunter defence of the support devices to each other by means of a remote control is below a defined threshold to hal ⁇ th.
  • the output signal of the track (or the input signal of the control device) is therefore a position signal.
  • a post with a speed profile not specified in more detail is lowered, while the other posts follow this position signal and thus have the same velocity profile.
  • a damper is Darge ⁇ represents.
  • the damper acts on a nut which, when lowered, causes a spindle to rotate.
  • the spindle is connected to a geared motor.
  • the gear motor can be used in the lowering as a brake for controlling the lowering movement.
  • this also does not show that the upper support part is retracted independent of the load at a constant lowering speed.
  • GB 2,526,883 discloses a support device with a hydraulic devices ⁇ rule lifting and lowering device. Through the outlet valve, the support device can be lowered. However, not he imagines ⁇ that the lowering speed would be constant and independent of a vertical load. It is merely described that the outlet valve allows a slow escape of the fluid ⁇ light.
  • the FR 3 028 281 also describes a hydraulic support ⁇ device, the lowering is controlled by a valve. However, only the position Gere ⁇ gel is the flow.
  • WO 2011/131977 AI shows a support device with a motor mountable on a screw. With this motor, the screw does not have to be turned manually. However, WO 2011/131977 AI contains no further details on the manner of controlling the engine.
  • a generic support device for supporting a formwork has a shaft and a slide, which together form a teleco ⁇ scopü. Furthermore, a damping device for damping the downward movement of the slider is provided.
  • the damping device has a vertical hydraulic drive with a cylinder chamber and a piston displaceable therein, the piston engages the slider.
  • the cylinder chamber communicates via a valve arrangement with a compensation chamber.
  • a slow downward movement should be achieved.
  • the slider should be able to be raised manually with little resistance.
  • the support device of FR 2 815 064 in many applications is insufficient.
  • the formwork was supported by a plurality of such support devices, there could be a problem that the formwork would fall more rapidly in some places. This can be dangerous for the operators present and lead to damage to parts of the formwork arrangement.
  • the Ausschalvorgang can be hindered. Accordingly, the object of the present invention is to alleviate or eliminate at least individual disadvantages of the prior art.
  • the lowering means to a brake unit, which is arranged for braking the lowering of the upper column part to a substantially constant lowering speed in the We ⁇ sentlichen independently of a force acting on the upper support part vertical load between the supporting position and the Ausschalwolf.
  • the brake unit according to the invention can ensure that the lowering movement takes place from the upper support position to the lower Ausschalwolf at different vertical loads with substantially the same lowering speed.
  • the support ⁇ position is set up for the support of the formwork arrangement and the concrete in a concreting.
  • the Ausschalwolf to allow the dismantling or dismantling of formwork elements of the formwork arrangement.
  • the substantially constant lowering of the upper support alarm ⁇ zenteils is preferably between 0.5 and 50, especially between 1 and 20 millimeters per second.
  • the mentioned independence of Absenkge ⁇ speed of the vertical loads means that the lowering speed at least at load or vertical loads (in addition to the weight of the upper support member) at least from 200 Newton to 30,000 Newton, especially from 100 Newton to 50,000 Newton is essentially constant.
  • This embodiment is particularly advantageous when the formwork arrangement is supported by a plurality of formwork supports according to the invention. Due to the braking unit, different vertical loads on the shuttering supports do not affect the lowering speed, so that the individual shuttering supports can be lowered uniformly in the direction of the shuttering position.
  • the location and direction information such as “top”, “bottom”, “upper”, “lower”, etc., refer to the intended use state of the shuttering ⁇ support, in which the formwork support in a substantially vertical position is arranged.
  • a securing element with a securing position to secure the upper support member in the support position and a release position to release the lowering of the upper support member is provided.
  • the securing member may, in particular a plug-in part, wherein ⁇ play, have a socket pin or a plug-in bracket, which is inserted into the locking position in a position spaced from a plurality of vertically holding holes of the upper post portion such that is locked, the lowering of the upper support part relative to the lower support part , By pulling out the plug-in part from the holding opening of the upper support part, the release position is reached, from which the upper support part can be lowered relative to the lower support part.
  • the lowering means is adapted to lower the upper support part by Anord ⁇ voltage of the securing element in the release position and independently at a substantially constant lowering speed from the supporting position to the Ausschalwolf.
  • the brake unit a preferably hydraulic linear damper, in particular a cylinder-piston damper on.
  • This linear damper is adapted to accomplish the lowering of the upper support member from the support to the Ausschalwolf at different vertical loads at substantially the same lowering speed.
  • the linear damper comprises a damping medium, for example an ionized liquid, an oil, a gas, a solid, for example a granulate, or a medium whose state of aggregation changes during operation.
  • the load-independent reduction of the formwork support to ermögli ⁇ Chen preferably, the linear hydraulic damper in a favorable embodiment of a flow control valve, in particular with a pressure compensator on.
  • the flow of the damping medium by means of the pressure compensator also referred to as Dif ⁇ reference pressure regulator, regulated so that a pressure and thus a load compensation can take place.
  • the flow control valve preferably has a throttle with a line cross-section, wherein the pressure detected before and after the throttle changes the flow by means of the pressure compensator in such a way that it remains constant.
  • the pressure compensator preferably has a pressure compensator spring.
  • the flow control valve can be designed, for example, as an oil flow control valve with pressure compensation. Linear dampers as such are known per se in the prior art, so that further explanations on this can be dispensed with.
  • the Absenkaji a spindle with an external thread and a Lagerele ⁇ ment with an internal thread, wherein the bearing element engages with the internal thread in the external thread of the spindle.
  • the spindle can be rotatably mounted on the lower or upper support part, wherein the bearing element rotatably with the upper or lower Ren support part is connected.
  • the spindle is rotatably mounted on the lower support member, wherein the bearing member is rotatably connected to the upper support member.
  • it can also be rotatably supported on the upper support part, the spindle, wherein the bearing element is then rotatably ver ⁇ connected with the lower support member.
  • the spindle before Trains t ⁇ a length of 20 to 2000 mm, in particular from 300 to 800 mm, to permit a lowering of the supporting position during concreting in the Ausschalwolf after concreting.
  • the bearing element can be executed as a nut with an internal thread ⁇ leads, in which engages the external thread of the spindle.
  • the spindle is rotated during the lowering of the upper support member by the threaded engagement with the bearing element in rotation and simultaneously held or guided.
  • the mother takes predominantly occurring in the course of re ⁇ lativfest the bearing element to the spindle radial ⁇ forces.
  • the bearing element can also be designed such that both radial and axial forces can be absorbed.
  • a particularly stable bearing can be achieved if the lower support part has on a support foot at least one rolling or a pivot bearing, in particular a ball bearing, for the spindle.
  • a plain bearing can be used.
  • the bearing element is fixed by a positive, non-positive or cohesive connection to the upper support part. This is special ⁇ ficial when the bearing element is fixed by a crimp on the upper support part.
  • the mounting of the spindle on the bearing element can already be arranged on the resulting frictional forces during threaded engagement so that an inde ⁇ pendent from the load lowering speed is established which is suitable for a soft From ⁇ lowering of the supporting in the Ausschalwolf.
  • This can be realized by appropriate design of the external thread of the spindle and the internal thread of the bearing element such ⁇ lITA that the rotational speed or the rotational speed of the spindle is set in the bearing element to a substantially constant, load-independent lowering speed.
  • the brake unit has a brake for decelerating the relative movement between the spindle and the bearing element or for achieving a substantially constant relative rotational movement of the spindle in the bearing element.
  • an additional (ie the outer thread of the spindle and the internal thread of the bearing element 29ie ⁇ dene) brake is provided which can increase the braking force in proportion to increasing the speed of the spindle to brake the relative movement between the spindle and the bearing element and so to keep the relative rotational movement of the spindle in the bearing element substantially constant.
  • Such brakes are known in the art in various designs, such as electric, hydraulic, magnetic ⁇ cal, electromagnetic or mechanical brakes, such as centrifugal brakes, rotary brakes, eddy current brakes or the like.
  • the brake in the lower part of the support preferably at the lower Endbe ⁇ rich, arranged.
  • the brake is arranged on the bearing element.
  • the brake may for example have a ball drive, a clamp or a jaw.
  • the lowering means is be ⁇ vorzugt inside the upper and lower support part angeord ⁇ net.
  • the lowering device is completely hidden inside the upper and / or lower support part. If the upper support member is designed as an inner tube, which is inserted into the formed as an outer tube lower support member, a stable, telescopic shuttering support can be achieved.
  • a plurality of formwork supports are provided, which are arranged in a substantially vertical position at a horizontal distance from each other. Due to this arrangement, in use, different vertical loads can act on the individual formwork posts. For example, in each case at least one formwork ⁇ support in an edge area of the formwork structure and at least one formwork support may be provided in a central region of the formwork assembly. In use, the formwork support in the central area must absorb higher vertical loads than the formwork support in the edge area. Due to the braking unit, however, the formwork support is lowered in the central region with substantially the same lowering speed as the formwork support in Randbe ⁇ rich from the support to the Ausschalwolf.
  • the initially mentioned method for stripping a Formwork ⁇ arrangement comprises at least the following steps:
  • the formwork posts are subjected to many different vertical loads during lowering, with the
  • Brake unit ensures that the shuttering supports are independent of the respective acting vertical load with the same Absenkge ⁇ speed.
  • Fig. 1A shows a formwork support device with a plurality of formwork supports according to the invention in a support position, in which a brake unit ensures that the lowering of the shown support position in a Ausschalwolf can be independent of load.
  • Fig. 1B shows the formwork support device of FIG. 1, wherein the formwork supports are shown in a lowered Ausschalwolf.
  • FIG. 2A, 2B, 2C each show a formwork support according to the invention, which is arranged in the representation of FIG. 2A in the support position, FIG. 2B in an intermediate position and FIG. 2C in the Ausschalwolf.
  • FIG. 3 shows a further view of the formwork support according to FIG. 2A.
  • FIG. 4 shows a detail view of the details highlighted in FIG. 3.
  • Fig. 5 shows a perspective view of the formwork support ge ⁇ Frankfurtss Fig. 3, 4.
  • FIG. 6A, 6B, 6C each show a further embodiment variant of the formwork support according to the invention, which is arranged in the representation of FIG. 6A in the support position, FIG. 6B in the intermediate position and FIG. 6C in the Ausschalwolf.
  • FIG. 7 shows a further view of the formwork support according to FIG. 6C.
  • FIG. 8 shows a detailed view of the details highlighted in FIG. 7.
  • Fig. 1 shows a formwork support device 1 with a plurality of supported on the ground and in a horizontal distance from each other arranged formwork supports 2, which subordinate a formwork structure 3 subordinate.
  • the formwork construction 3 has ge ⁇ exemplary embodiment shown on the formwork props 2 draw ⁇ assisted longitudinal or primary beams 4, on which the same type, extending transversely to the main beams 4 cross member 5 superimposed.
  • the formwork structure 3 is used for producing a ceiling. directed, with this formwork panels 6 are arranged on the top of the cross member 5 to the abutment against a wall 7 shown schematically. To secure the formwork posts 2 in a vertical position, these are supported by means of tripods 8.
  • the formwork structure 1 is known per se from the prior art, so that more detailed explanations on this can be dispensed with.
  • the formwork support 2 When installed, especially during and after the production of the concrete ceiling (not shown), the formwork supports 2 are loaded vertically.
  • the formwork support 2 comprises an upper support part 10 which can be lowered into a lower Assisting ⁇ eil. 11
  • the upper 10 and the lower support part 11 together (apart from the overlapping area) result in substantially the entire longitudinal extent of the formwork support 2.
  • the upper support part 10 has in its upper end region on a plate-shaped widening or support plate 12, on which in the embodiment shown per se known holding head, for example in the form of a four-way head (see Fig. 1A, 1B), is placed. On this head of the formwork structure 3 is supported. In Fig. 2ff the head is not shown for the sake of clarity.
  • the upper support member 10 is designed as an inner tube, which is inserted into the formed as an outer tube lower support member 11. This results in a telescopic shuttering support 2.
  • a securing element 13 is provided, which is connectable with spaced apart in the vertical direction holding openings 14 on the upper support member 10.
  • the securing element 13 can be arranged in a securing position within one of the holding openings 14 in order to block a lowering of the upper support part 10.
  • the securing element is arranged in a release ⁇ position outside of the holding openings 14.
  • the securing element 13 has a Steckbü ⁇ gel (see also Fig. 5), which has an insertion section for insertion into one of the holding openings 14.
  • an adjusting element 15 is provided, which is a fine adjustment 1
  • a lowering device 16 is provided for lowering the upper support part 10 from a supporting position (see Fig. 1A) supporting the formwork structure 3 during concreting into a stripping position (see Fig. 1B) enabling removal of the formwork structure 3.
  • the lowering device 16 is arranged completely inside the upper 10 and the lower support part 11, respectively.
  • the lowering device 16 includes a brake unit 17 such that the lowering of the upper support part 10 to a constant in the We ⁇ sentlichen lowering speed - in the Wesent ⁇ union independent of the upper support part 10 through the formwork structure 3 transmitted vertical load - by the support Stel ⁇ slowed down to the Ausschalwolf.
  • the upper support member 10 is lowered without further manipulation by the operator independently in the Ausschalwolf.
  • the brake unit 17 has a hydraulic linear damper 18 with a cylinder 18A and a piston 18B.
  • the piston 18B is slidably supported in the cylinder 18A.
  • a piston rod of the piston 18 B is attached to a Garele ⁇ ment 19, here a run through an eyelet on the piston rod dowel pin, which is held in bores of the upper Stüt ⁇ zenteils 10.
  • the cylinder 18A at a further holding member 20 a simple, guided by Boh ⁇ stanchions in the lower support part 11, and secured with nuts from the outside bolt fastened here.
  • the cylinder on the upper support member 10 and the piston 18 B may be attached to the lower support member 11.
  • FIGS. 6A to 6C Fig. 7 and Fig. 8 shows an alternative embodiment is shown in which the brake unit 17 ei ⁇ ne spindle 22 with an external thread 23 and a bearing member 24 having an internal thread, the bearing element 24, here a nut, engages with the internal thread in the external thread 23 of the spindle 22.
  • the spindle 22 is rotatably mounted on the lower support member 11.
  • the lower support member 11 on a support leg 25 for ⁇ at least one (only schematically shown) pivot bearing 26, in ⁇ example, a ball bearing, for the spindle 22.
  • a brake 27, here in the form of a centrifugal brake, for influencing the rotational movement of the spindle 22 is schematically shown.
  • the bearing element 24 is rotatably disposed at the lower end of the obe ⁇ ren support member 10. In the embodiment shown, the bearing element 24 is fixed to the upper support part 10 via a crimp connection 28.
  • the brake 27 forth ⁇ beige led braking effect can in the bearing element 24 (not shown here) ball drive or can (not shown here) clamps or jaws may be provided through which the friction and thus the approximately constant rotational speed of the spindle 22 additionally influenced can be.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

L'invention concerne un étai (2) de coffrage présentant - une partie supérieure (10), - une partie inférieure (11) et - un dispositif d'abaissement (16) destiné à abaisser la partie supérieure (10) de l'étai d'une position d'appui destinée à servir d'appui à une structure (3) de coffrage dans une position de décoffrage pour le désassemblage de la structure (3) de coffrage, - le dispositif d'abaissement (16) présentant une unité de freinage (17), laquelle est conçue pour freiner l'abaissement de la partie supérieure (10) de l'appui à une vitesse d'abaissement sensiblement constante sensiblement indépendamment d'une charge verticale agissant sur la partie supérieure (10) de l'étai entre la position d'appui et la position de décoffrage. L'invention concerne en outre un dispositif d'étai de coffrage et un procédé pour décoffrer un ensemble coffrage.
EP18743832.0A 2017-07-31 2018-07-31 Appui de coffrage, arrangement de coffrage et methode de decoffrage d'un tel arrangement de coffrage Active EP3662119B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22159176.1A EP4026962B1 (fr) 2017-07-31 2018-07-31 Supports de coffrage, dispositif de support de coffrage et procédé de décoffrage d'un agencement de coffrage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17183906.1A EP3438376A1 (fr) 2017-07-31 2017-07-31 Appui de coffrage
PCT/EP2018/070652 WO2019025394A1 (fr) 2017-07-31 2018-07-31 Étai de coffrage, dispositif d'étai de coffrage et procédé de décoffrage d'un ensemble coffrage

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP22159176.1A Division EP4026962B1 (fr) 2017-07-31 2018-07-31 Supports de coffrage, dispositif de support de coffrage et procédé de décoffrage d'un agencement de coffrage
EP22159176.1A Division-Into EP4026962B1 (fr) 2017-07-31 2018-07-31 Supports de coffrage, dispositif de support de coffrage et procédé de décoffrage d'un agencement de coffrage

Publications (2)

Publication Number Publication Date
EP3662119A1 true EP3662119A1 (fr) 2020-06-10
EP3662119B1 EP3662119B1 (fr) 2022-06-22

Family

ID=59506086

Family Applications (3)

Application Number Title Priority Date Filing Date
EP17183906.1A Withdrawn EP3438376A1 (fr) 2017-07-31 2017-07-31 Appui de coffrage
EP22159176.1A Active EP4026962B1 (fr) 2017-07-31 2018-07-31 Supports de coffrage, dispositif de support de coffrage et procédé de décoffrage d'un agencement de coffrage
EP18743832.0A Active EP3662119B1 (fr) 2017-07-31 2018-07-31 Appui de coffrage, arrangement de coffrage et methode de decoffrage d'un tel arrangement de coffrage

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP17183906.1A Withdrawn EP3438376A1 (fr) 2017-07-31 2017-07-31 Appui de coffrage
EP22159176.1A Active EP4026962B1 (fr) 2017-07-31 2018-07-31 Supports de coffrage, dispositif de support de coffrage et procédé de décoffrage d'un agencement de coffrage

Country Status (2)

Country Link
EP (3) EP3438376A1 (fr)
WO (1) WO2019025394A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11124978B2 (en) 2019-03-20 2021-09-21 Big Time Investment, Llc Strut for a multi-story building
EP3816367A1 (fr) 2019-10-28 2021-05-05 DOKA GmbH Support de coffrage
CN111502241B (zh) * 2020-06-11 2024-09-24 中铁七局集团广州工程有限公司 一种刚柔转换无损模板
ES2926749B2 (es) * 2021-04-19 2023-08-08 Sist Tecnicos De Encofrados Sa Sistema de encofrado para forjados de techo
DE102022211023A1 (de) * 2022-10-18 2024-04-18 Doka Gmbh Sicherheitseinrichtung für Deckenschalung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9402014A (nl) * 1994-11-30 1996-07-01 Adrianus Johannus Leonardus Ma Bouwstempel.
FR2815064B1 (fr) 2000-10-05 2003-06-27 Bouygues Batiment Perfectionnement a un dispositif de coffrage et de reprise des charges
FR2823521B1 (fr) * 2001-04-13 2004-07-09 Bouygues Batiment Dispositif d'etaiement, etai, procede de mise en oeuvre d'un ensemble d'etais pour soutenir une charge et application au soutien d'un coffrage
GB2479008B (en) * 2010-04-20 2012-06-06 Byrne Bros Formwork Ltd Power tool for falsework assemblies
GB2526883B (en) * 2014-06-06 2021-04-21 Mmc Innovations Llp Temporary support & raising device
FR3028281B1 (fr) * 2014-11-06 2016-12-23 Sateco Sa Dispositif de soutenement et methode de coffrage au moyen d'un tel dispositif
KR101710536B1 (ko) * 2016-10-12 2017-02-28 주식회사 넥스플러스 건축물 슬라브시공방법 및 그에 사용되는 건축자재

Also Published As

Publication number Publication date
WO2019025394A1 (fr) 2019-02-07
EP4026962A1 (fr) 2022-07-13
EP4026962B1 (fr) 2023-04-26
EP3662119B1 (fr) 2022-06-22
EP3438376A1 (fr) 2019-02-06

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