EP0881342A2 - Appareil et méthode pour démolir une construction - Google Patents

Appareil et méthode pour démolir une construction Download PDF

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Publication number
EP0881342A2
EP0881342A2 EP98109669A EP98109669A EP0881342A2 EP 0881342 A2 EP0881342 A2 EP 0881342A2 EP 98109669 A EP98109669 A EP 98109669A EP 98109669 A EP98109669 A EP 98109669A EP 0881342 A2 EP0881342 A2 EP 0881342A2
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EP
European Patent Office
Prior art keywords
demolition
demolition device
carriage
support
building
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Withdrawn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
EP98109669A
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German (de)
English (en)
Other versions
EP0881342A3 (fr
Inventor
Michael Barnsteiner
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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
Publication of EP0881342A2 publication Critical patent/EP0881342A2/fr
Publication of EP0881342A3 publication Critical patent/EP0881342A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/965—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of metal-cutting or concrete-crushing implements
    • 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
    • E04G23/00—Working measures on existing buildings
    • E04G23/08—Wrecking of buildings

Definitions

  • the present invention relates to a demolition device for Building structure and a method for demolishing building structures.
  • Structures such as industrial plants, cooling towers, Chimneys and the like are often blown up canceled.
  • An explosive device is used on a suitable one Place of the structure attached, the structure by Ignition of the explosive device falls over or collapses.
  • this is associated with dangers for people and the environment.
  • the blasting itself creates dangers for People who are nearby become another the resulting rubble is widely scattered.
  • the building rubble and the resulting dust is contaminated and therefore hazardous substances widely in the Environment.
  • the object of the invention is therefore to disclose the disadvantages Procedures and demolition devices to overcome and a Demolition device with which to build a structure be canceled in an ecological and environmentally friendly manner can, and with a demolition even in inaccessible Areas is possible. Furthermore, dangers to the People and the environment are reduced.
  • the demolition device for buildings comprises a Carriage with at least one support roller on the underside is arranged for sliding storage of the car the building to be demolished; a boom block that with connected to the carriage and carrying a demolition tool; a or more elements for guiding and / or supporting the Cart on at least one side of the demolished Structure, so that the demolition device when the Building body moved on an edge of the building body.
  • the demolition device advantageously has one Drive unit for moving the demolition device on the a motor drive, preferably a diesel or Electric motor. Preferably at least lie two elements for guiding and / or supporting so that the car at two essentially vertical ones opposite side faces of the one to be broken off Guide or support the structure.
  • the demolition device can Have a suspension device for hanging on a crane.
  • the carriage advantageously comprises an uppercarriage and one Undercarriage, the uppercarriage about a vertical axis is rotatably mounted on the undercarriage.
  • Support rollers can be shovel-like on the side Disks can be attached to a lateral sliding of the To prevent support rollers.
  • support elements are in the preferred embodiment supports provided laterally on the carriage, advantageously on the undercarriage.
  • the supports can also be adjusted vertically using an adjustment device can be designed to be displaceable.
  • a adjustable pressure device with a pressure ratio force acting on the supports can be set, and a Sliding unit for variable adjustment of a Support distance and a device for adjusting the Guide and / or support elements to the width of the building can be provided on the demolition device.
  • the demolition device can either be manned or unmanned operate.
  • unmanned operation is one Remote control device provided.
  • the demolition device can with be provided with a camera unit for tracking the actions on monitors.
  • the demolition device is advantageously over a remote energy supply is powered and it can include a tool changing system that has multiple tools can record and use alternately.
  • demolition tools such as chisels, pliers, Burners or the like may be provided, the Demolition device designed in particular as a small excavator can be.
  • a control center in the superstructure, a control unit, operating materials and the like integrated there is advantageously a control center in the superstructure, a control unit, operating materials and the like integrated.
  • the forward and backward movement is preferred Embodiment by a hydrostatic wheel transmission, which in the drive unit is included.
  • the drive unit can have a front and a rear Include drive, one or both drives by one Hydraulic cylinders are connected to the car to a Allow the car to pitch.
  • the demolition device a control station with control unit for receiving Operating personnel.
  • a demolition device is placed on a wall of the building to be demolished, the demolition device is moved on the wall and the structure is from above removed by demolition tools.
  • the Demolition device remove the building unmanned and controlled by self-control and / or remote control will.
  • the demolition device is advantageously connected to the Supported side surfaces of the wall, and in particular will the demolition device according to the invention in the process as Demolition device used.
  • the demolition device shown in Fig. 1 consists of a carriage 1, on which a boom block 2 is attached. Of the Boom block 2 enters at its free end Demolition tool 3. At the bottom of the car Support rollers 11a, 11b arranged to be displaceable Storage of the car on the building to be demolished enable. Supports 4 are arranged on the side of the carriage 1, from the carriage 1 down to a position extend below the support rollers 11a, 11b.
  • the carriage 1 comprises an uppercarriage 12 and an undercarriage 13, the superstructure being rotatable on the undercarriage is stored.
  • the axis of rotation A is vertical aligned so that a pivoting or rotating the superstructure 12 with the boom block 2 around the axis of rotation A. the demolition tool to the desired position move.
  • connection between superstructure 12 and undercarriage 13 is represents a ball slewing ring 14 which has proven itself in technology. All required energy suppliers and lines for control and to drive the undercarriage 13 by this Slewing ring led down to the undercarriage 13 protected.
  • the superstructure 12 does not have one in the figures shown frame for receiving a cable, which for serves to secure the demolition device. Also will this enables it to be hung on a crane and that The inventive method can also be carried out when the object to be broken off because of its dimensions on the one hand or not because of its stability can be used to carry tools. Especially when operating with crane protection or The frame is used for crane suspension to hold the rope to secure the demolition device against falling the building.
  • All energy supply units are in this preferred embodiment housed in the superstructure 12. Furthermore, a control center, control units for Control of the various drive units in the superstructure 12 integrated.
  • a diesel engine serves as the motor drive, which is arranged in the superstructure. The motor drive but can also in any other way related to technology and manner, such as by electric motors or similar. The ones required for the diesel engine Operating materials are integrated in the superstructure.
  • the receptacle is located at the front end of the superstructure 12 15 of the boom block 2 for guiding the demolition tools 3.
  • the receptacle 15 comprises a joint on which an arm 21 is stored.
  • the axis of rotation of this bearing is horizontal aligned so that the arm 21 about a horizontal axis pivotable at one of its ends with the receptacle 15 of the Upper car 12 is connected.
  • At the other end of arm 21 is another arm 22 and another arm at the end 23 of the boom block 2 attached.
  • the arms 21, 22, 23 of the Boom blocks 2 are each rotatable at their ends interconnected, with all axes of rotation horizontal are aligned.
  • a hydraulic cylinder 30 is attached, the end of which is connected to the free end of the arm 21, at which the further arm 22 is arranged. This allows the arm 21 of the Boom blocks 2 in front and with respect to the superstructure 12 be pivoted back, whereby the demolition tool 3 different positions at different distances from Superstructure 12 can take.
  • the recording 15 of the uppercarriage 12 is with a central portion of the arm 22 of the Boom blocks 2 by a further hydraulic cylinder 31 connected.
  • An additional hydraulic cylinder 32 is between the central region of the arm 22 and a protrusion which is on Arm 23 is formed, arranged.
  • the ends of the Hydraulic cylinders 30, 31, 32 are each rotatable by one horizontal axis mounted.
  • the Demolition tools 3 can be chisels, but also pliers be. Pliers will be preferred wherever lower reaction forces are required.
  • the embodiment shown here is for the unmanned Operation designed.
  • To work in manned operations there is a steering position in the superstructure to accommodate the Demolition personnel.
  • An operating unit is a module in integrated the steering position, so that the demolition personnel in front Control the demolition device and the demolition work directly can monitor.
  • the Control of the demolition device via a radio remote control. It it is also possible to use a different type of control by remote control, for example with a Wired remote control.
  • a camera unit to the actions track the demolition device on monitors. This can the demolition device according to the respective needs are controlled, and the device can be controlled via monitors.
  • the use of the Camera unit is also in a manned operation of the Demolition device advantageous because the demolition in this case Simultaneously via view and monitors, i.e. over several Dimensions that can be controlled.
  • the Control station protected inside the uppercarriage 12 be, in which case the movements of the demolition device controlled via the camera unit and the monitors.
  • the undercarriage 13 is a whole New construction. On the undercarriage 13 is one Drive unit attached and support units 4, which for Stabilize the demolition device.
  • a Steel structure in box form represents the basic unit of the The steel structure forms a box 131, at the front end of which there is a receptacle 132 for Recording the front drive is located, and at the rear end is a recording 133 for receiving the rear drive.
  • the drives have support rollers 11a, 11b and are around a vertical axis pivotable with the respective end of the Box 131 connected. This allows you to use the respective curvatures in relation to the undercarriage 13 be pivoted, whereby one each Building curvature adapted movement of the demolition device can be done.
  • By executing the demolition device with one drum or platen roller 11a, 11b on the front and rear end of the undercarriage 13 together with each a swivel bearing can also move to strong curved structures take place because swiveling over one large area, i.e. with a large angle, is possible. It but it is also possible that the drives rigid on the undercarriage 13 are attached.
  • the drums or support rollers 11a, 11b are wheel-like designed. Located inside the support rollers 11a, 11b each have a drive gear. The drive gear can but also attached laterally to the support rollers 11a, 11b be. In order for the support rollers 11a, 11b to slide sideways prevent from the structure on which the demolition device is positioned on the side of the support rollers 11a, 11b attached shovel-like disks 110, as in FIG. 2 can be seen. While the drums or platen rollers 11a, 11b roll on the top of the structure, the laterally attached disks 110 allow one Guide the respective support roller along a Side surface 51 of the structure to be removed. The protrude blade-like disks 110 over the circumferential surface of the respective support roller 11a, 11b so that the building to be removed serves as a guide rail, the Support rollers 11a, 11b along this guide rail unroll.
  • the disks are 110 on both sides of the support rollers 11a, 11b appropriate.
  • To the clear inner width of the support rollers 11a, 11b to adapt to the width of the building is located between the side surface of the platen roller 11a, 11b and shovel-like disc not in the figures shown adjusting device. So the distance between the blade-like disc 110 and the Side surface of the platen roller 11a, 11b can be varied.
  • the drums or Support rollers 11a, 11b adjustable in width the shovel-like disks directly on the sides of the Support rollers 11a, 11b are attached.
  • Demolition device directly on the building. Do it yourself Drum diameter and drive power according to the local Requirements as well as the physical values of the used drive components.
  • the rear drive is in via an additional connection Form of a hydraulic cylinder 33 with the box 131 connected.
  • One end of the hydraulic cylinder 33 is on a pivot 40 of the rear drive rotatably attached.
  • the Hinge 40 is arranged along a line extending from the axis of rotation of the support roller 11a, 11b essentially extends vertically upwards.
  • the other end of the Hydraulic cylinder 33 is connected via a further joint Projection of the box 131 connected.
  • the respective joints represent horizontal axes of rotation and thus by changing the length of the Hydraulic cylinder 33 the rear drive with respect to the Undercarriage 13 can be pivoted about a horizontal axis.
  • the additional connection between the Box 131 and the drive by the hydraulic cylinder 33 allows a short relief of the rear drive and the shift to the front drive. This will make it Drive torque shifts, which may be necessary is.
  • This additional movement unit can also be used for front drive may be provided. It is also possible to do both only one drive as well as all drives in this way and how to design.
  • the supports 4 on the side of the undercarriage 13 prevent the demolition device from rolling around the Building axis.
  • the supports 4 are connected via a support arm 4a the box 131 mechanically connected.
  • the supports are 4 seen from the side, as shown in Fig. 1, along arranged on a line extending from the center of rotation of the Connection between the upper and lower carriage downwards extends. This allows the supports to be expected Record moments or torques and on the structure transfer.
  • the vertical distance to the turning center is directed according to the respective local requirements, especially according to the requirements arising from the statics surrender.
  • the supports 4 can with a displacement unit be provided, whereby the vertical distance between the respective support 4 and the center of rotation is adjustable and so be adapted to local requirements can.
  • the displacement unit has one on it attached hydraulic cylinder. But it is also one mechanical sliding device with a pin lock or similar possible to the length of the support distance to be variable.
  • the support arm 4a is the support 4 variable in length.
  • rollers 4b or Track chains made of plastic, metal or other material to better introduce the existing forces into the Structure. This means that per unit area acting forces are reduced and thus the risk of Pressing the supports 4 into the structure is minimized or entirely prevented.
  • the support rollers 4b are rotatable about vertical axes on the Supports 4 stored.
  • the lower part 4c of the support 4 with the attached support rollers 4b extends over a certain length along the direction of travel of the demolition device.
  • the support rollers run in the direction of travel and therefore do not form a rigid unit. It is also possible, only one or more support rollers with their Secure axles rigidly to support 4. Because the Support rollers are designed to run in the direction of travel, that is, each individual support roller 4b moves of the demolition device moves relative to the support arm 4a, a smooth rolling and even distribution of forces reached.
  • the support rollers can be elastic on the supports be attached, whereby a uniform contact pressure of the Supports 4 to the side surface 51 of the structure is reached.
  • the Supports 4 designed as support wheels on their Have peripheral support rollers 4b. It is also possible the peripheral surface of the support wheels instead of with rollers to be provided with an elastic layer, for example Rubber.
  • Fig. 1 there are two Supports 4 arranged so that they face each other to the To record the structure between them. In the side View of Fig. 1, the first support from the second Support 4 covered.
  • Fig. 2 shows the demolition device according to the invention in one View from behind or from the left side in Fig. 1.
  • the upper end of each support arm 4a is via a hinge 46 with one end of the side protruding part of the undercarriage 13 connected so that the support arms 4a are pivotable about a horizontal axis. This allows the support arms 4a laterally outwards or towards be pivoted inside.
  • the clear width is between the two lower parts 4c of the support arms 4a variable and can be adapted to the width of the building to be demolished will.
  • the contact pressure of the support wheels is determined by a Pressure ratio increased.
  • the pressure ratio is designed hydraulic-mechanical, for this purpose on Undercarriage 13 has a hydraulic cylinder 45 attached to it retracts and extends, so by means of the joint 46 Leverage to increase the force on the support wheels or also decrease. This allows the contact pressure Training wheels are reinforced if necessary and a The demolition device tilts around its roll axis almost locked out.
  • the demolition device is controlled by a Radio remote control, but it can also depend on the Conditions on site from other types of remote controls, for example, a cable remote control.
  • the Control can also be done directly from the device if a manned operation of the demolition equipment is required.
  • various protective devices on the demolition device attached to the demolition device from damage protect can also by means of a Remote energy supply can be supplied with energy.
  • the demolition tool 3 is shown in FIG. 1 Embodiment of the invention provided pliers. It is but also possible a chisel, a burner, a pair of scissors or other tools used to demolish buildings are needed to attach.
  • a tool changing system is provided, the carries a chisel, pliers and a burner.
  • the change system it is possible to use the different demolition tools accordingly the respective requirements or the respective Optimal use of the demolition phase. For example first break up the concrete with a chisel and you can then use a burner or Welding equipment or similar the existing reinforcements be removed.
  • the demolition device on a wall of the to be demolished This will be Demolition device hung on a rope and through a suitable work equipment, for example a crane positioned the building.
  • a suitable work equipment for example a crane positioned the building.
  • the demolition device with a helicopter on the Structure positioned.
  • the clear width between the supports 4 to a large value to compensate for certain inaccuracies in positioning. If the demolition device on the top edge 52 of the structure is placed, the distance between the bases reduced by moving the support wheels towards each other, until a secure contact to both side surfaces 51 of the Building is made. Then the contact pressure is on set a value required to tip over the demolition device from the edge of the building 52 or wall to exclude. Then the demolition device is suspended solved and the demolition device can be on the edge of the building move automatically.
  • the respective demolition tool is replaced by the Boom block 2 brought to the required position to remove the building at this point.
  • the superstructure 12 is pivoted about its vertical axis of rotation A, so that the rubble is dumped at a preferred location can be.
  • the rubble is inside the building to be broken off, for example into the interior of the demolished chimney or cooling tower.
  • the demolition device is on the edge of the building moved on to the following area of the building with the Abort demolition tool 3.
  • the demolition device moves a coherent or continuous or continuous structure, such as one Cooling tower or a chimney, in the direction of travel on the Building edge 52 down along a helix that through the gradual progression of the demolition of the upper one Building edge arises.
  • the demolition device can also move forward and be moved back to only a certain area to remove a building or, for example, a remove a single wall of a building.
  • the demolition device is operated by a remote control controlled from a safe position, with the Movements of the demolition device are monitored on site. It is also possible, operating personnel directly in the Use demolition equipment to control it.
  • the demolition device is controlled remotely a control station that is away from the demolition machine located.
  • the remote control position is preferably in the Formed a simulator, in which case the Monitors are attached like a real window. Thereby becomes an exact guidance or control of the demolition device on the edge 52 of the structure to be demolished, being controlled by the remote helm station corresponds to a high degree to direct control on site.
  • the demolition device In special circumstances, it is possible to use the demolition device to be provided with a self-control that before Demolition work is programmed, the control of the Demolition work via a CPU in the demolition device accordingly the program is carried out.
  • the demolition device equipped with appropriate sensors, for example the Contact pressure of the supports on the structure and others Measure required parameters and send them to a control unit conduct, which results in a feedback.
  • the demolition device is on the outer walls supported the wall of the building to be demolished.
  • the possible pitching movement and swiveling movement of the drives together with the support rollers 11a, 11b compensated for the uneven course of the building edge 52, which in particular due to a part that has already taken place Removal of the structure occurs.
  • the contact pressure by the hydraulic cylinder 33, between the drive and the box 131 of the undercarriage 13 is attached, increased.
  • the demolition device as Small excavators designed or with a ram weight be provided that by pivoting the superstructure 12th acts laterally on an upper part of the structure.
  • several vertical guide rollers on the supports 4 be arranged one above the other.
  • the various described Spacers and sliders are preferred hydraulically adjustable in length.
  • the Axes of the support rollers 11a, 11b substantially perpendicular aligned with the axis of the side guide roller.
  • Another one Adjustment element for adjusting the distance between the front and rear drive can in the undercarriage 13th be arranged.
  • the box construction of the undercarriage 13 is preferably and the support arm 4a made of steel and the two support arms 4a form a U-shaped together with the undercarriage 13 Basic element.
  • Various demolition tools can be used Tools are used, such as one Concrete scissors.
  • the demolition device with a Debris conveyor for the transport of worn out Building material should be provided on one side of the building and it can also be a rubble receiving device for Recording of the removed building material on the demolition machine be attached.
  • the drive of the demolition device can also be on the cornering roller be coupled. This can be additional for coupling the drive to the support roller or even without the drive being coupled to the support roller. This is particularly advantageous if the statics of the Structure does not withstand a high contact pressure.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Working Measures On Existing Buildindgs (AREA)
EP98109669A 1997-05-27 1998-05-27 Appareil et méthode pour démolir une construction Withdrawn EP0881342A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722185 1997-05-27
DE1997122185 DE19722185A1 (de) 1997-05-27 1997-05-27 Abbruchgerät für Baukörper und Verfahren zum Abbruch von Baukörpern

Publications (2)

Publication Number Publication Date
EP0881342A2 true EP0881342A2 (fr) 1998-12-02
EP0881342A3 EP0881342A3 (fr) 1999-03-24

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ID=7830643

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98109669A Withdrawn EP0881342A3 (fr) 1997-05-27 1998-05-27 Appareil et méthode pour démolir une construction

Country Status (2)

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EP (1) EP0881342A3 (fr)
DE (1) DE19722185A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2677094A3 (fr) * 2012-06-21 2014-12-17 GESTA Gesellschaft für Stahlrohrgerüste mit beschränkter Haftung Tourelle d'un monte-personnes

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20304654U1 (de) * 2003-03-21 2004-08-05 Barnsteiner, Michael Vorrichtung zum Abbruch von Bauwerken
DE202008004374U1 (de) 2008-03-28 2008-08-14 Barnsteiner, Michael Vorrichtung zum Abbrechen von Bauwerken
DE102017118658B3 (de) 2017-08-16 2019-02-21 WP Systems GmbH Vorrichtung und Verfahren zum Rückbauen und Zerkleinern vertikal ausgerichteter Objekte
DE202020002477U1 (de) 2020-06-05 2021-09-07 Peter Mittelsdorf Abbruchvorrichtung für Baustrukturen

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3705747A (en) * 1970-12-28 1972-12-12 Leonard John Blackburn Structure demolition apparatus
DE3512212A1 (de) * 1985-04-03 1986-10-16 Michael 8942 Ottobeuren Barnsteiner Verfahren und vorrichtung zum abbruch von schornsteinen o.dgl.
DE3635597A1 (de) * 1986-10-20 1988-04-28 Michael Barnsteiner Vorrichtung zum abbruch von schornsteinen od. dgl.
DE3710547A1 (de) * 1987-03-30 1988-10-20 Wilhelm Schumacher Verfahren und vorrichtung zum abbruch hoher enger bauwerke
JPH01207146A (ja) * 1988-02-15 1989-08-21 Giken Seisakusho Co Ltd 破砕機
US4955457A (en) * 1988-11-24 1990-09-11 Robota Gmbh Feuerungs- Und Schornsteinbau Arrangement for the demolition of smokestacks
JPH059908A (ja) * 1991-07-04 1993-01-19 Mitsubishi Electric Corp コンクリートドリルロボツト

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Publication number Priority date Publication date Assignee Title
JPS535463B2 (fr) * 1972-09-08 1978-02-27
DE3623350A1 (de) * 1986-07-11 1988-04-07 Fraunhofer Ges Forschung Verfahren und vorrichtung zum automatischen handhaben von gegenstaenden im dreidimensionalen raum

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3705747A (en) * 1970-12-28 1972-12-12 Leonard John Blackburn Structure demolition apparatus
DE3512212A1 (de) * 1985-04-03 1986-10-16 Michael 8942 Ottobeuren Barnsteiner Verfahren und vorrichtung zum abbruch von schornsteinen o.dgl.
DE3635597A1 (de) * 1986-10-20 1988-04-28 Michael Barnsteiner Vorrichtung zum abbruch von schornsteinen od. dgl.
DE3710547A1 (de) * 1987-03-30 1988-10-20 Wilhelm Schumacher Verfahren und vorrichtung zum abbruch hoher enger bauwerke
JPH01207146A (ja) * 1988-02-15 1989-08-21 Giken Seisakusho Co Ltd 破砕機
US4955457A (en) * 1988-11-24 1990-09-11 Robota Gmbh Feuerungs- Und Schornsteinbau Arrangement for the demolition of smokestacks
JPH059908A (ja) * 1991-07-04 1993-01-19 Mitsubishi Electric Corp コンクリートドリルロボツト

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 013, no. 515 (C-655), 17. November 1989 -& JP 01 207146 A (GIKEN SEISAKUSHO CO LTD), 21. August 1989 *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 282 (M-1420), 31. Mai 1993 & JP 05 009908 A (MITSUBISHI ELECTRIC CORP), 19. Januar 1993 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2677094A3 (fr) * 2012-06-21 2014-12-17 GESTA Gesellschaft für Stahlrohrgerüste mit beschränkter Haftung Tourelle d'un monte-personnes

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Publication number Publication date
EP0881342A3 (fr) 1999-03-24
DE19722185A1 (de) 1998-12-10

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