Patents for E04G 3 - Scaffolds essentially supported by building constructions, e.g. adjustable in height (4,845)
12/1985
12/17/1985US4558764 For use on a roof
11/1985
11/21/1985EP0161388A1 Work platform
11/12/1985US4552248 Portable climbing device
11/05/1985US4550541 Scaffolding
10/1985
10/23/1985EP0159250A1 Means for attaching a scaffold bracket to a roof rafter and attaching assembly for its application
10/23/1985EP0158755A1 Modular safety walk, especially for servicing cable bearing rocker bogies of rope railway systems
10/08/1985US4545558 Platform suspending davit mounting apparatus and method
09/1985
09/03/1985US4538705 Method and apparatus for moving a platform into a suspended outboard position
08/1985
08/13/1985US4534446 Movable walkway system of use in the construction industry
08/06/1985CA1191572A1 Tension sensing device
07/1985
07/10/1985EP0147731A2 Walkways for use in the construction industry
07/04/1985WO1985002879A1 Supporting device for scaffolding
06/1985
06/20/1985WO1985002642A1 Scaffolding
05/1985
05/29/1985EP0142963A2 Scaffolding
05/29/1985EP0142843A2 Supporting element for a suspended scaffold
05/29/1985EP0142529A1 Self propelled scaffold for buildings.
05/23/1985WO1985002219A1 Scaffolding
05/15/1985EP0141730A2 Anchoring device for devices used for working on roofs
05/14/1985US4516661 Safety device for scaffold
04/1985
04/30/1985US4513952 Drive mechanism for cable drums
02/1985
02/05/1985US4497389 Method of erecting drop scaffolding, a drop scaffolding structure, and a scaffold coupling therefor
01/1985
01/29/1985US4496027 Mobile outrigger for suspending scaffold
10/1984
10/25/1984WO1984004127A1 Self propelled scaffold for buildings, cable tensioner and method for building and/or maintaining high buildings
10/16/1984US4476958 Safety device for scaffold
09/1984
09/11/1984CA1174229A1 Drive mechanism for cable drums
08/1984
08/29/1984EP0117066A1 Scaffold platform
07/1984
07/31/1984US4462484 In a scaffold
06/1984
06/19/1984US4454928 Movable scaffold for buildings
06/19/1984US4454818 Coupling trolley for a beam
06/12/1984US4453619 Telescoping wall scaffold
05/1984
05/29/1984US4450935 Portable adjustable roof platform
05/22/1984US4450121 Apparatus and method for bridge deck construction
04/1984
04/24/1984US4444289 Construction platform and method
04/11/1984EP0105064A1 Drive mechanism for cable drums
04/10/1984US4441583 Grating cable hanger
03/1984
03/01/1984WO1984000788A1 Foldable bracket, particularly for a roof ladder
02/1984
02/22/1984EP0101385A1 Pivotal platform for a roof ladder
01/1984
01/31/1984US4428457 Window bracket support and scaffolding for building exterior
01/25/1984EP0099298A1 Fastening means to a building and application to the realization of scaffoldings
12/1983
12/20/1983US4421205 Magnetic ship's hog line holder
12/06/1983US4418791 Device for enhancing the versatility of cranes or the like
11/1983
11/16/1983EP0094297A1 Hanging scaffold movable with respect to a structure, and method of moving such a scaffold
11/08/1983US4413707 Suspended chain scaffolding employing adjustable posts with chain threaded therethrough
10/1983
10/12/1983EP0022874B1 Suspended scaffolding
09/1983
09/20/1983US4404782 Suspended modular floor assembly
08/1983
08/30/1983US4401184 Roof skid
08/30/1983CA1153044A1 Building scaffold support
08/16/1983US4398620 Apparatus for supporting a working platform on a pitched roof
06/1983
06/21/1983US4388982 Foothold device
06/08/1983EP0080828A1 Improvements related to scaffolding
05/1983
05/18/1983EP0079146A1 Raisable and lowerable vertical platform system
04/1983
04/05/1983US4378860 Movable staging scaffold system for building construction
12/1982
12/22/1982EP0067248A1 Device for suspending hanging scaffolds
09/1982
09/07/1982CA1131183A1 Safety landing
06/1982
06/29/1982CA1126793A1 Girder fittings
06/15/1982US4334662 Lanyard support for metal building roof
05/1982
05/26/1982EP0052439A1 Scaffold suspension structure
05/26/1982EP0052438A1 A method of erecting drop scaffolding, a drop scaffolding structure and a scaffold coupling therefor
04/1982
04/28/1982EP0050463A1 Advancing of apparatus for refurbishing overhead structures
04/27/1982US4326602 Portable stabbing board
04/06/1982US4323140 Safety landing
03/1982
03/23/1982US4320816 Window perch
03/03/1982EP0038361A4 Folding scaffold system.
01/1982
01/27/1982EP0044599A2 Process for manufacturing a platform for scaffoldings and platform obtained by using said process
01/05/1982US4309023 Suspension apparatus for a scaffold
10/1981
10/28/1981EP0038361A1 Folding scaffold system
10/27/1981US4296905 Building scaffold support
09/1981
09/09/1981EP0035424A1 Hanging scaffold for a building
09/02/1981EP0034819A2 Movable scaffold
07/1981
07/07/1981US4276959 Quick way scaffold
07/07/1981US4276957 Portable scaffold assembly with movable anchor
06/1981
06/30/1981CA1104175A1 Automatic anti-tilt device for stopping the tilting movement of a scaffolding suspended from two or more winches
06/23/1981US4274507 Portable support for a scaffold
06/09/1981US4271927 Inspection or maintenance cradle
05/1981
05/14/1981WO1981001308A1 Folding scaffold system
04/1981
04/28/1981US4263985 Movable scaffold support
04/22/1981EP0027117A1 Clamp for attachment to structural steelwork
04/14/1981CA1099316A1 Girder roller fittings
03/1981
03/24/1981US4257491 Scaffold apparatus
03/17/1981US4256201 Scaffolding frame members
03/03/1981US4253549 Method and a system for the erection of high buildings
03/03/1981US4253548 Folding scaffold system
02/1981
02/03/1981US4248026 Trolley for installing prefabricated building panels
01/1981
01/28/1981EP0022874A1 Suspended scaffolding
12/1980
12/09/1980US4237999 Automatic anti-tilt device for scaffoldings
11/1980
11/25/1980US4235305 System for inspecting reinforcing cables
11/18/1980US4234055 Mobile suspension scaffold system
10/1980
10/30/1980WO1980002305A1 Clamp for attachment to structural steelwork
10/28/1980CA1088662A1 Aluminum cluster mount
09/1980
09/30/1980US4225012 Safety clamp device and apparatus utilizing same
09/23/1980CA1086018A1 Method and a system for the erection of high buildings
09/03/1980EP0014811A1 Removable device for fixation on a roof
06/1980
06/26/1980WO1980001298A1 Scaffolding device
06/03/1980CA1078895A1 Mobile rolling support system for scaffolding used in building construction
05/1980
05/28/1980EP0011113A1 Hoist for façade
05/14/1980EP0010620A1 Hoist for a facade
05/06/1980US4201275 Means for the renovating and refurbishing of overhead structures
05/06/1980US4200955 Girder roller fittings
04/1980
04/02/1980EP0009058A1 Suspending apparatus for a facade's maintenance platform
04/01/1980US4195708 Work chair for aerial lift
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