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)
10/1997
10/29/1997EP0803621A1 Element for positioning one or more profiles or the like when bricklaying walls
10/29/1997EP0803620A1 Alignment element
10/29/1997CN2266013Y Corrector for double pipeline outlet position in building
10/28/1997US5681125 For dispensing mortar to a masonry construction
10/23/1997WO1997039210A1 Conveyor elevating techniques
10/23/1997WO1997038926A1 Conveyor modular construction techniques
10/21/1997US5678613 Reinforcement binding machine
10/15/1997EP0801189A1 Connecting section for door or window openings
10/15/1997EP0800602A1 Concrete structure having load transferring insert and method for making same
10/15/1997CN2264783Y Net for applying mortar
10/15/1997CN2264782Y Microsound vibrating spear
10/15/1997CN2264781Y Bumping concrete vibrator
10/14/1997US5676358 Variable height jig stop assembly and alignment plates for truss table
10/14/1997US5675941 Method and apparatus for constructing prestressed structures utilizing a membrane and floating dome assembly
10/09/1997DE19613437A1 Temporary handrail for flat roof
10/07/1997US5673883 Bar device for installing a protective sheet over a window
10/07/1997US5673769 Safety/debris net system
10/01/1997EP0797479A1 Vibrator with covering and related method
09/1997
09/30/1997US5671571 Plastering and lining strip for window stiles, door stiles or the like at the transition to the plaster
09/25/1997WO1997035159A1 Measuring device
09/25/1997WO1997035071A1 Method and apparatus for curing concrete
09/24/1997EP0766769A4 Scaffolding assembly
09/23/1997US5670076 Reusable coupler for foundation anchor
09/23/1997US5669425 Rotating pliers for fastening the reinforcement rods of an armature in the building industry involving concrete casting
09/23/1997CA2085109C Method to protect glass in doors and windows
09/20/1997CA2200507A1 Method and apparatus for curing concrete
09/18/1997WO1997034065A1 Reinforcing bar binding machine
09/18/1997DE19714870A1 Measurement of concrete compression
09/18/1997DE19709380A1 Crane for installing flat building components, particularly facade components
09/18/1997DE19610443A1 Transport cradle for cast concrete building lintels
09/18/1997DE19609705A1 Auxiliary structuring device for production of intermediate walls in buildings
09/17/1997EP0795673A2 Security closure
09/17/1997EP0795068A1 Temporary protective covering system
09/17/1997EP0651691B1 An arrangement and method for vibrating concrete by means of a vibrating pole
09/17/1997CN1159417A Spray machine with driven rotor unit
09/16/1997US5667165 Apparatus and method for application of flexible sheet stock
09/16/1997US5666769 Supporting element
09/11/1997DE19603234A1 Automatic brick wall building machine
09/10/1997EP0793553A1 A joining tool and a method for its use
09/10/1997EP0628111B1 Collapsible barrier
09/10/1997CN2262075Y Multifunctional locating board
09/09/1997US5665254 Method of manufacturing a reinforcing bar cage and apparatus for manufacturing the same
09/09/1997US5664908 For screeding viscous material
09/09/1997US5664391 Roof anchor and hanging scaffold system
09/04/1997WO1997032084A1 Method of repairing and reinforcing prestressed concrete structure
09/04/1997DE19632327C1 Measuring and levelling device adjustable for various ceiling heights
09/02/1997US5662369 Device for collapsing a backrest of a backseat of a car
08/1997
08/28/1997DE19608283A1 Wall-erecting method for buildings etc.
08/28/1997DE19607206A1 Integral arresting equipment for steel workshop building
08/28/1997DE19606539A1 Transport fork, especially for brick spacers
08/27/1997EP0791416A1 Method for the production of metallic cages for reinforced concrete and relative device
08/27/1997EP0791118A1 Device for coating building surfaces with curable viscous materials
08/27/1997CN2260846Y Automatic laying-brick (etc.) and mortar applicating machine
08/27/1997CN2260845Y Length-changeable form-board lifting device
08/27/1997CN2260844Y Concrete recovering device
08/26/1997US5660006 Wall support device
08/21/1997WO1997030249A1 Material outfeeding device for vehicles
08/21/1997WO1997030245A1 Plastering strip for window frames, door frames or the like at the transition to the plaster
08/21/1997DE19605467A1 Anputzleiste für Fensterstöcke, Türstöcke oder dergleichen am Übergang zu Putz Plastering strip for window frames, door frames or the like at the transition to the plaster
08/21/1997CA2175623A1 Stud template
08/20/1997CN2260133Y Vibrator for concrete
08/20/1997CN2260132Y Device for treating residuum of sand or cobble in its transportation vehicle
08/19/1997US5657799 Safety device in reinforcing bars binding machine
08/19/1997US5657548 Support for measuring cord
08/15/1997CA2206676A1 Safety railing for temporary installation
08/14/1997DE19543517A1 Vibrator for compacting concrete or road material
08/13/1997CN2259388Y Antisticking discharge elbow for shotcrete machine
08/13/1997CN1156685A Sealing plate for sealing rotor unit
08/12/1997US5655755 Stanchion rail support and stanchion
08/07/1997DE19603683A1 Load securing element for lifting tackle
08/06/1997EP0787869A1 Rotary vibrator
08/05/1997US5653078 Variable embedment anchor and method
08/01/1997CA2196152A1 Rotary vibrator
07/1997
07/31/1997DE19612900A1 Thin-mortar application tool for brick walls
07/24/1997WO1997026503A1 Quick guage brick tape
07/24/1997DE19712577A1 Monitoring concrete filling of shuttering
07/24/1997DE19602047A1 Arresting frame for roofs etc
07/23/1997CN1155029A Top-lifting building method of building from upper to lower
07/22/1997US5649782 Transport anchor especially for prefabricated concrete parts and load bearing member to be screwed into the transport anchor
07/22/1997US5649404 Beam anchoring device
07/22/1997US5649377 Multipurpose bucket structure
07/17/1997WO1997025495A1 Storage device for making available stackable building materials especially heat insulation boards on building or facade scaffolding
07/17/1997DE19700280A1 Shuttering aid especially for baths toilets and showers
07/17/1997DE19651555A1 Nailed fastening device for shuttering board
07/16/1997EP0784127A1 Anchoring element for reinforced concrete constructions
07/15/1997US5647451 Portable roof guard rail support device
07/09/1997EP0782653A1 Retaining member
07/09/1997EP0782649A1 Method of thawing frozen ground
07/08/1997US5645773 Method for placing concrete for construction of a master concrete structure
07/08/1997US5644885 Mounting for facing panels
07/03/1997DE19600006A1 Automatic brick laying wall-building machine
07/03/1997DE19548461A1 Vibrating poker attachment for portable hand-held power tool
07/02/1997CN1153098A Method for jet of concrete or mortar
06/1997
06/24/1997US5640996 Large manipulator, especially for self-propelled concrete pumps
06/24/1997US5640850 Hydraulic pressure supply and control device for a mobile concrete pump
06/19/1997DE19651723A1 Battery-operated concrete vibrator
06/19/1997DE19546820A1 Moulding unit forming ends of concrete sections with reinforcing shackles
06/19/1997DE19546792A1 Resting trestle with lifting device for items mounted on roofs of buildings
06/19/1997DE19546536C1 Cover for openings in construction
06/18/1997EP0779399A1 Concrete structure having load transferring insert and method for making same