Patents
Patents for E04G 21 - Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work (22,137)
08/2002
08/06/2002US6427869 Method and apparatus for controlling the discharge of concrete from a concrete hose
08/01/2002WO2002059436A1 Support
08/01/2002WO2002016710A3 Device for tightening reinforcing elements
08/01/2002US20020100636 Concrete mounted safety stanchion and apparatus and methods for mounting to concrete
08/01/2002US20020100244 Safety anchor
07/2002
07/31/2002EP1227203A1 Method and device for building up a scaffold, in particular for construction and maintenance
07/31/2002EP1227200A1 Device for Anchoring one end of a stay to a base
07/31/2002EP1053047B1 Runner which slides on a rail, especially for a fall protection device
07/31/2002CN2503159Y One-way vibrator
07/31/2002CN1361342A Design analytical method and storing media for antivibrating reinforced structure
07/31/2002CN1088491C Method for building stairs and stair-room and supporting apparatus for stairs
07/25/2002WO2002057640A1 A flexible drive assembly for transmission of torque and rotation
07/25/2002WO2002057570A1 Electronic frequency converter comprising a cooling circuit
07/25/2002US20020096619 Concrete void former and cooperating cover
07/25/2002US20020095906 Framing layout template
07/25/2002US20020095898 Modular-tarp building-roof/wall shielding & system
07/25/2002DE10144217A1 Upright post for safety railing has a tubular structure with rigid support brackets for safety boards
07/25/2002DE10120123C1 Method, for heat-insulating wet or hardened concrete, comprises covering the concrete on the side to be insulated with a foam covering
07/25/2002DE10102882A1 Flexible sealing and insulating profile for joining gaps between components has elastic strip-form base body and with two or more connecting sections to connect and hold components being sealed
07/25/2002DE10101277A1 Electronic frequency converter for vibrator for compacting concrete, comprises heat exchangers in cooling circuit for transferring heat generated in housing to coolant, with heat being taken up by coolant to surroundings.
07/25/2002DE10065080A1 Lifting anchor, for the movement of prefabricated wall sections, is locked firmly in place by a wrench tool which is removed for security, and which can be applied to remove it
07/24/2002EP1225288A2 Reinforcing bar tool and method
07/24/2002EP1225284A2 Reinforcing bar connecetion and method
07/23/2002US6422731 Method for providing paste-like building material
07/23/2002CA2368742A1 Reinforcing bar tool and method
07/23/2002CA2368741A1 Reinforcing bar connection and method
07/19/2002CA2332022A1 Concrete hole form
07/18/2002WO2002055813A1 Large manipulator having a vibration damping capacity
07/18/2002WO2002055329A2 Multi-piece clamp for standing seams
07/18/2002US20020095275 Design analysis method of earthquake-proof reinforcement structure, and storage medium
07/17/2002EP1222346A1 A strip which can be attached to a window frame or a door frame
07/17/2002CN2500747Y Thickness and level controller for cast-in-place concrete
07/16/2002US6419046 Scaffold end caps
07/16/2002US6418695 Building component spacer brace
07/11/2002US20020088196 Multi-piece clamp for standing seams
07/11/2002US20020088105 Process for the installation and tensioning of a brace having a false bearing, in particular a stay cable for a cable-stayed bridge and anchoring device with which to carry out the process
07/11/2002DE10144221A1 Post unit for batter board has first plate element connected to lower end section of post on side, and has hammer-in post connected to edge section of first plate element lying opposite connecting side for post
07/11/2002DE10144218A1 Protective railing for work sites on flat roofs has vertical posts between which railing bars are connected and bearing arm articulated to vertical post, located on flat roof structure
07/11/2002DE10100490A1 Device for attaching crash barrier round building roof has two-part spacer support with support tube and socket part which remains fixed underneath outer roof cover
07/10/2002EP1221516A2 Method and device for application of a thin mortar bed
07/10/2002CN2499501Y Mechanical brick laying machine for building construction
07/10/2002CN2499500Y Inserting steel sheet concrete vibrator
07/10/2002CN2499499Y Concrete spraying machine rotor
07/09/2002US6415826 Apparatus for inserting mortar in masonry construction
07/09/2002US6415578 Method and apparatus for bricklaying
07/09/2002US6415518 Apparatus for laying out a building foundation
07/04/2002WO2001080474A3 Method and apparatus for structure layout
07/04/2002US20020083994 Pneumatic steel bar binding machine mechanism
07/04/2002US20020083610 Deck board spacing strap
07/04/2002DE10062298A1 Frame, especially for mounting in door or window opening during building or repair work, has one panel fixed into position in frame independently from two other panels
07/03/2002EP1219763A2 Design analysis method of earthquake-proof reinforcement structure, and storage medium
07/03/2002EP1219762A2 Security device for the protection of a person working on a roof
07/03/2002CN2498253Y Flexible tube for electric flexibile shaft planet concrete immersion vibrator
07/02/2002US6412598 Temporary fall protection system
07/02/2002US6412230 Accident-prevention device for buildings, particularly for assembling prefabricated components made of concrete or the like
07/02/2002US6412184 Masonry line block and corner pole
06/2002
06/27/2002WO2002050386A1 Binding tool for applying binding wire to objects placed atop one another for the purpose of securing them together
06/27/2002US20020079164 Rebar stanchion horizontal lifeline fall arrest system
06/27/2002US20020078643 Method, member, and tendon for constructing an anchoring device
06/27/2002US20020078637 Device for protecting lifting inserts having a tubular body during their embedding in a prefabricated concrete component
06/26/2002EP1217147A2 Device for protecting lifting inserts having a tubular body during their embedding in a prefabricated concrete component
06/26/2002CN2496969Y Pipe shoulder concrete depositing apparatus
06/26/2002CN2496920Y Automatic vibrated concrete lining machine of arc-bottom trapezoidal ditch
06/26/2002CN1355366A Method for arranging safety net to external wall made of hollow building blocks
06/25/2002CA2365035A1 Design analysis method of earthquake-proof reinforcement structure, and storage medium
06/20/2002WO2002048481A1 Anchor for securing safety device
06/20/2002WO2002048480A1 Improvements in roof anchors
06/20/2002WO2002048473A2 Method and device for linking screed areas separated by a joint
06/20/2002WO2002004764A3 Frequency converter for an immersion vibrator
06/20/2002US20020074444 Hybird wire winder and seismic cables
06/20/2002US20020073634 Adjustable scaffold used with concrete-receiving forms
06/20/2002DE10144216A1 Clamping device for roof verge safety railing has outer side first clamping jaw rigidly installed on frame, and inner side second jaw mounted to slide on guide profile located below roof rafter and connected to frame
06/20/2002DE10062227A1 Verfahren zum Einbauen und Spannen eines freigespannten Zugglieds, insbesondere eines Schrägseils für eine Schrägseilbrücke sowie Verankerungsvorrichtung zum Durchführen des Verfahrens A method for installing and tensioning a freely tensioned tension member, especially a stay cable for a cable-stayed bridge and anchoring apparatus for performing the method
06/20/2002CA2401232A1 Improvements in roof anchors
06/19/2002EP1215354A2 Protection device for people working on roofs of buildings or the like, and for supporting workers during works on the cornices of the roofs
06/19/2002EP1215347A2 Method for installing and tensioning a free tendon, and anchoring device for carrying out the method
06/19/2002CN2495743Y Steel bar joining machine with pressing means
06/18/2002US6407015 Sheet capable of controlling quantity of passing fluid
06/18/2002US6406002 Portable handrail system
06/13/2002US20020070322 Lifting insert for prefabricated concrete components
06/13/2002US20020069602 Hurricane resistant precast composite building system
06/13/2002US20020069545 Tool for spacing separable objects
06/13/2002DE10144215A1 Safety device for roof work has clamping unit as separate detachable assembly connected to support profile installed below roof rafter, and upwards pointing cantilever extension is connected to front end section of support profile
06/13/2002DE10061861A1 Verfahren und Vorrichtung für ein Verbinden von voneinander durch eine Fuge getrennten Estrichbereichen Method and apparatus for connecting separated by a gap screed areas
06/12/2002EP1213411A2 Device and method for applying thin bed mortar
06/12/2002EP1213410A2 Lifting insert for prefabricated concrete components with bracket for increasing the shearing strength thereof
06/12/2002EP1024860B1 Shock absorbing support
06/11/2002US6401766 Binding machine for reinforcing bars
06/06/2002WO2002044499A1 Device for operating the articulated mast of a large manipulator
06/06/2002WO2002044496A1 Roof safety system
06/06/2002WO2002044495A1 A void former and anchor assembly
06/06/2002WO2002043809A1 Supporting bracket assembly for a horizontal lifeline cable
06/06/2002WO2002043808A1 Termination arrangement for a horizontal lifeline cable
06/06/2002US20020066235 Roof mount
06/06/2002DE10060077A1 Vorrichtung zur Betätigung des Knickmasts eines Großmanipulators Device for actuating the articulated mast of a large manipulator
06/05/2002CN2494402Y Automatic brick laying machine
06/04/2002US6397538 Foundation corner saver
05/2002
05/30/2002US20020062604 Removable insert for creating a void space, as in precast concrete panels
05/29/2002EP1209304A2 Post for a fall prevention railing
05/29/2002EP1209303A2 Fall protection device for job sites on flat roofs