Patents for B29D 24 - Producing articles with hollow walls (1,163)
09/1987
09/09/1987EP0235512A2 Method for producing flat or saucer-type construction elements
09/09/1987EP0144340B1 Acoustical structure and method of manufacturing it
08/1987
08/25/1987US4689174 Producing double-walled helically wound thermoplastic pipe with a corrugated cutter wall and a smooth inner wall
08/20/1987DE3605102A1 Process for producing dimensionally stable loudspeaker diaphragms
08/19/1987CN87100565A Plastic corrugated tube with integrally molded sleeve coupler
08/12/1987EP0231446A1 One-piece corrugated plastic pipe and sleeve
08/11/1987US4685986 Window coverings
07/1987
07/14/1987US4680216 Resin impregnated graphite fibers
07/14/1987US4680069 Method for the fabrication of a double-walled construction element
07/01/1987EP0227247A2 Method of making a honeycomb structure from joined single pleat material
06/1987
06/16/1987US4673600 Honeycomb structure
06/09/1987US4671470 Method for fastening aircraft frame elements to sandwich skin panels covering same using woven fiber connectors
05/1987
05/26/1987US4668395 Support for tubesheets in hollow fiber permeators
05/12/1987US4664862 Method of producing glass fiber mat reinforced plastic panels without the fiber readout defect
05/05/1987US4662587 Composite for aircraft wing and method of making
04/1987
04/21/1987CA1220624A1 Vial tooling apparatus
04/14/1987US4657625 Apparatus for producing sheet having many hollow bodies from thermoplastic material
04/14/1987US4657615 Composite leading edge/spar member for an aircraft control surface
03/1987
03/25/1987EP0215698A2 Composite multichanneled structures, processes and semi-products for producing them
03/04/1987EP0212984A2 Spatial warp knitted structure and a method and machine for the manufacture thereof
03/03/1987US4647326 Method of manufacturing a shape from a composite material
02/1987
02/04/1987EP0210504A2 Method and apparatus of making a hollow plastic panel
01/1987
01/22/1987EP0179053A4 Method of making double walled, tubular, thermal protective cove rings.
01/13/1987US4635421 Molded door
12/1986
12/17/1986EP0204793A1 A method of making complex shapes from flat fibre reinforced thermoplastics material composites
11/1986
11/25/1986CA1214305A1 Reticulated products and their manufacture
11/04/1986US4620890 Method of making a fluted core radome
10/1986
10/28/1986CA1213221A1 Accoustical structure and method of manufacturing it
10/15/1986EP0197107A1 New light construction core, method for making the same, composite body, particularly ski comprising such a core
09/1986
09/02/1986US4608931 Filament wound railway hopper car
07/1986
07/22/1986US4601936 Glass fiber mat reinforced plastic panels without the fiber readout defect
07/08/1986US4599255 Composite structures having conductive surfaces
06/1986
06/19/1986WO1986003451A1 A method of making complex shapes from flat fibre reinforced thermoplastics material composites
06/18/1986EP0184728A2 Monolithic panel
06/10/1986US4593449 Manufacture of foam-filled panels and cores therefor
05/1986
05/13/1986US4588631 Foraminous plates inserted
05/06/1986US4587147 Reticulated products and their manufacture
04/1986
04/30/1986EP0179053A1 Method of making double walled, tubular, thermal protective cove rings.
04/10/1986WO1986002039A1 New light construction core, method for making the same, composite body, particularly ski comprising such a core
04/01/1986US4579617 Sandwich construction
03/1986
03/25/1986US4578303 Fiber compound structural component and method for making such a component
03/18/1986US4576669 "On demand" apparatus and method for producing air-cushioning product
01/1986
01/28/1986EP0155947A4 Reticulated products and their manufacture.
01/28/1986EP0119193A4 Stiffened composite integral web.
01/21/1986US4565595 Method of making composite aircraft wing
01/21/1986CA1199526A1 Filament wound railway hopper car
01/08/1986EP0167416A1 Method for producing a cellular structure for covering a curved surface
01/07/1986US4563321 Method of producing a plastic unitary curved structure with two surfaces and a honeycomb shaped core
01/02/1986EP0166312A2 Apparatus for producing sheet having many hollow bodies from thermoplastic material
12/1985
12/24/1985CA1198354A1 Cold refining of extruded polymer film
11/1985
11/27/1985EP0162097A1 Process for fabricating hollow rigid structures made of fibers impregnated with resin, device for implementing such process and structure obtained thereby
11/19/1985US4553562 Resin-molded valve and method of making the same
10/1985
10/29/1985US4550046 Insulating material
10/22/1985US4548665 Method for manufacturing an element having a curved surface from a rigid panel of a material of the "honeycomb" type and the product obtained
10/08/1985CA1194662A1 Producing double-walled helically wound thermoplastic pipe
10/02/1985EP0155947A1 Reticulated products and their manufacture.
09/1985
09/17/1985US4542056 Composite structure having conductive surfaces
09/12/1985WO1985003902A1 Method of making double walled, tubular, thermal protective cove rings
09/02/1985EP0144340A4 Acoustical structure and method of manufacturing it.
06/1985
06/19/1985EP0144340A1 Acoustical structure and method of manufacturing it.
06/11/1985US4522284 Composite panel structure
06/06/1985WO1985002365A1 Process for fabricating hollow rigid structures made of fibers impregnated with resin, device for implementing such process and structure obtained thereby
05/1985
05/28/1985CA1187777A1 Method of manufacturing stiffened single-shell and sandwich constructions from reinforced plastics
04/1985
04/03/1985EP0136096A2 Method of making a honeycomb structure
04/03/1985EP0135708A2 Process for making a composite thermoplastic article
04/03/1985EP0135634A2 Forming single wall bells in double wall pipe
03/1985
03/27/1985EP0134987A1 Apparatus for the production of helically wound thermoplastic pipe
03/14/1985WO1985001014A1 Reticulated products and their manufacture
03/12/1985US4504346 Method of manufacturing a damped resonator acoustical panel
02/1985
02/26/1985CA1182962A1 Forming single wall bells in double wall pipe
02/19/1985US4500583 Honeycomb structure
02/19/1985US4500284 Forming single wall bells in double wall pipe
02/13/1985EP0059735B1 Hybrid composite structures
01/1985
01/09/1985EP0130641A2 Method of manufacturing tanks, containers, pipes, etc.
11/1984
11/08/1984WO1984004343A1 Acoustical structure and method of manufacturing it
10/1984
10/31/1984EP0123572A1 Method for the production of a curved surface element from a rigid panel of honey comb-type material, and the product obtained
10/30/1984US4479992 Sound absorbing structural element
10/23/1984US4478662 Honeycomb structure chucking
10/02/1984US4474564 Machine for forming tubular profile
09/1984
09/26/1984EP0119193A1 Stiffened composite integral web.
09/05/1984EP0117597A2 Method for the fabrication of a double-walled construction element and the construction element obtained through that method
08/1984
08/28/1984US4467728 Pallets for fork lifts
08/14/1984US4465725 Noise suppression panel
07/1984
07/25/1984EP0113841A2 Process for producing a shaped body from composite material, and shaped body obtained by the process
07/24/1984US4461796 Sound damping materials
06/1984
06/05/1984US4452657 Inserting tubes between laminates and curing
05/1984
05/08/1984CA1166942A1 Cellular composites and process and apparatus for their manufacture
03/1984
03/29/1984WO1984001128A1 Composite integral web stiffening method
02/1984
02/28/1984CA1162729A1 Porous layer for composite sound proofing unit, and related manufacuring process
02/21/1984US4433021 Aluminum, steel, and non-metallic fabric
01/1984
01/24/1984US4427497 Method for making unitary, hollow structures
11/1983
11/29/1983US4417936 Plastic web with multiplicity of gas filled bubbles, containing printing thereon and method of making same
11/22/1983US4416715 Method and apparatus for fabricating insulative panel
09/1983
09/20/1983US4405669 Laminate reinforcement for fibre-reinforced synthetic resins
07/1983
07/26/1983US4395450 Composite structural skin spar joint and method of making
06/1983
06/28/1983US4390584 Process for making a perforated rigid sheet material for sound absorbing composite cellular structure
06/21/1983US4389447 Dimensionally stable composite material and process for the manufacture thereof
06/21/1983US4389367 Eutectic salt mandrels
06/09/1983WO1983001930A1 Filament wound railway hopper car
03/1983
03/29/1983US4378263 Method and apparatus for making a composite material truss
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