Patents for E04G 1 - Scaffolds primarily resting on the ground (3,963) |
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07/20/1993 | CA1320520C Scaffolding |
07/14/1993 | EP0550707A1 Device and process for temporarily applying holding or securing means to a surface |
06/30/1993 | EP0549359A1 Support system |
06/30/1993 | EP0548541A1 A connector |
06/29/1993 | US5222344 Pole structure |
06/09/1993 | CN2135611Y Lifting stepping-frame |
05/19/1993 | DE3051155C2 Mobile scaffolding and ladder components |
05/08/1993 | WO1993009312A1 Slab formwork panel |
05/08/1993 | CA2099492A1 Panneau de coffrage de dalle |
05/06/1993 | DE4135888A1 Beam type scaffolding plank - is in one piece and of sheet-metal with integral connecting fittings and is zinc coated with ribs running longitudinally |
05/06/1993 | DE4135586A1 Scaffolding platform or similar - comprises walking surface frame right angled triangular in plan view with shuttable opening at base |
05/01/1993 | CA2078827A1 Lightweight scaffolding |
04/29/1993 | WO1993008341A1 Multistorey, collapsible three-dimensional framework |
04/28/1993 | EP0538325A1 Scaffolding plank and process for producing it. |
04/20/1993 | US5203428 Modular scaffolding platform and truss frame components therefor |
04/16/1993 | CA2080079A1 Self-raising work platform assembly |
04/01/1993 | WO1993003651A3 Frame structure |
03/30/1993 | US5197818 Joint construction |
03/04/1993 | WO1993003651A2 Frame structure |
02/25/1993 | DE4227759A1 Boards for building scaffolding - design of extruded metal boarding for using on scaffold with fitting suitable for wide range of scaffold forms |
02/18/1993 | WO1993003286A1 Device and process for temporarily applying holding or securing means to a surface |
02/04/1993 | WO1993002265A1 Formwork bearing grid for dome over reinforced concrete tank |
02/03/1993 | EP0493391A4 Pump jack pole |
12/22/1992 | CA1311784C2 Apparatus for affixing a scaffolding member to a structure |
12/16/1992 | EP0518794A1 Foldable scaffolding, transformable into a ladder |
12/15/1992 | US5170552 Method of manufacturing a rolling tower scaffold |
11/26/1992 | WO1992020886A1 Scaffold planking stabilizer |
11/26/1992 | WO1992020877A1 Method and devices for constructing rotating buildings |
11/25/1992 | CN2122897U Construction equipment for chimneys |
11/19/1992 | EP0513846A2 Scaffolding |
11/10/1992 | CA1310041C Scaffolding |
11/04/1992 | CN2120840U Bridging support lift scaffold |
11/03/1992 | US5159993 Self-raising work platform assembly |
11/02/1992 | CA2055017A1 One piece leg |
10/27/1992 | WO1992019870A1 Scaffolding unit and work platform |
10/27/1992 | CA2109200A1 Scaffolding unit and work platform |
10/20/1992 | US5156235 Set-up bracket for scaffolding |
10/06/1992 | US5152371 Lightweight scaffolding |
10/06/1992 | US5152368 Scaffold |
10/01/1992 | DE4110572A1 Adjustable height work platform supports for construction work - have telescopic extensions from rigid frame base, with slot joint to cross member for easier adjustment |
09/16/1992 | CN2116044U Mobile foldable scaffold |
09/08/1992 | US5145029 Self-storing maintenance stand for a scissor lift aerial work platform |
09/02/1992 | EP0501140A1 Erecting scaffold moveable along an elevator shaft for erecting shaft equipment |
09/02/1992 | CA2060812A1 Erection scaffolding which is movable in a lift shaft for the mounting of shaft equipment |
09/01/1992 | US5143173 Extruded aluminum plank for scaffold |
08/27/1992 | DE4105974A1 Combined scaffolding and work trestle - has two long bearers of four-sided tubing welded to five cross struts with four feet also of four-sided tubing |
08/26/1992 | EP0500459A1 Three-dimensional tubular structure |
08/25/1992 | US5141078 Scaffold deck |
08/04/1992 | US5135077 Scaffolding system |
07/23/1992 | WO1992012091A1 Self-raising platform |
07/23/1992 | DE4140096A1 Walkway for building scaffolding - has inverted U-section edges which engage U-sections in scaffolding structure |
07/08/1992 | EP0493391A1 Pump jack pole |
07/07/1992 | US5127492 Scaffolding |
06/24/1992 | EP0491634A1 Connecting arrangement for seaffold platforms |
06/24/1992 | CN2108136U Combined ladder for work high above ground |
06/16/1992 | US5121812 Folding scaffold unit |
05/26/1992 | CA1301814C Modular scaffolding system and connecting joints therefor |
05/20/1992 | EP0485730A1 Seaffold platform |
05/19/1992 | CA1301220C Scaffolding platform |
05/14/1992 | WO1992008023A1 Erection scaffolding with lifting tackle |
05/13/1992 | EP0485095A1 Improvements in and relating to structural beam connectors |
05/07/1992 | WO1992007666A1 Mobile and adjustable scaffold system |
05/07/1992 | CA2095528A1 Mobile and adjustable scaffold system |
05/05/1992 | US5109952 Mobile and adjustable scaffold system for tunnel roofing and other applications |
04/30/1992 | DE4034192A1 Montagegeruest mit flaschenzug Montagegeruest with block and tackle |
04/16/1992 | WO1992006258A1 An arrangement in a two mast platform |
04/14/1992 | US5103933 One piece leg |
04/07/1992 | US5102078 Bracket kit |
03/31/1992 | US5099953 Foldable scaffold |
03/19/1992 | WO1992000432A3 Adjustable scaffolding for sloping surfaces |
03/05/1992 | DE4027754A1 Platform for scaffolding for construction work - has opening to fit around existing structure element |
03/01/1992 | WO1992004515A1 Platform leveling apparatus |
02/25/1992 | CA1296373C Modular scaffolding platform and truss frame components therefor |
02/19/1992 | CN2096596U Quick lifting frame |
02/11/1992 | US5086875 Folding scaffold |
02/04/1992 | CA1295357C Scaffolding net system |
01/25/1992 | CA2021802A1 Collapsible sawhorse-barricade |
01/23/1992 | WO1992001131A1 Scaffolding plank and process for producing it |
01/21/1992 | US5082085 Platform leveling apparatus |
01/15/1992 | EP0466631A1 Support structure of adjustable height |
01/14/1992 | CA1294303C Supporting element |
01/09/1992 | WO1992000432A2 Adjustable scaffolding for sloping surfaces |
12/26/1991 | WO1991019871A1 Interlocking support structures |
12/24/1991 | US5074700 Modular coupling for use in frameworks, scaffoldings and the like |
12/24/1991 | CA1293526C Scaffold platform section |
12/24/1991 | CA1293456C Carrier track assembly for extensible and retractable boom machines |
12/05/1991 | DE4017862A1 Platform connection for scaffolding - comprises bridge component between planks and having sloping plate end pieces |
12/03/1991 | US5069309 Rolling tower scaffold and method and tooling apparatus for manufacturing the same |
11/26/1991 | US5067589 Extendable support |
11/26/1991 | US5067587 Service platform for mobile scaffolding unit |
11/20/1991 | CN2089036U Automatic vertical lifting scaffolding |
11/16/1991 | CA2042632A1 Brace for scaffolding plank |
11/05/1991 | CA1291782C Scaffold system |
11/05/1991 | CA1291630C Molding for the retention of a tie in the concreting of a precast concrete part |
10/29/1991 | CA1291411C Cement finishers's knee board |
10/16/1991 | EP0451655A1 Device for the rationalized bricklaying |
10/16/1991 | EP0451617A1 Supporting-hook for scaffolding platform |
10/16/1991 | EP0451616A1 Scaffold platform |
10/08/1991 | US5054580 Modular walkway system |
10/02/1991 | CN2085825U Structural ladder scaffold for contruction of calotte building |