| Patents for B29C 53 - Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor (13,374) |
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| 04/18/1991 | WO1991004843A2 Process and device plus winder core for the production of pipe fittings made of fibre-reinforced plastic |
| 04/17/1991 | EP0423073A1 Method for bending a flat laminate |
| 04/17/1991 | EP0422459A2 Method and apparatus for forming a door panel belt trim |
| 04/17/1991 | EP0250432B1 Machine and method for assembling pleated filter material and a hollow core member |
| 04/16/1991 | US5007545 Removal resistant member |
| 04/16/1991 | US5007343 Rocket motor insulation and like made with thin tacky ribbon |
| 04/16/1991 | CA1282945C Process and machine for the production of hollow bodies of revolution formed from threads extending in three different directions |
| 04/14/1991 | CA2027342A1 Bending of a flat composite panel |
| 04/14/1991 | CA2027116A1 Bendable composite panel |
| 04/13/1991 | CA2026664A1 Apparatus and method for forming a door panel belt trim |
| 04/11/1991 | DE4010515A1 Moulding of softened plastic or elastic plates - profiled plates support elastic mat with bars, edge strips and steel plate onto which soft plastic and flexible cover are drawn by vacuum |
| 04/10/1991 | EP0421833A2 Glazing with profile frame, in particular vehicle glazing, and process and device for the manufacture of such a glazing |
| 04/10/1991 | EP0421650A1 Multilaminate coiled film catheter construction |
| 04/10/1991 | EP0420900A1 An apparatus for winding an insulation ply |
| 04/09/1991 | US5006291 Method for making fiber reinforced plastic tubing |
| 04/09/1991 | US5006196 Installation for applying labelling sleeves to articles such as cans |
| 04/09/1991 | CA1282571C Method of and means for producing reinforced ribbed structures |
| 04/05/1991 | CA2042600A1 Process and device plus winder core for the production of pipe fittings made of fibre-reinforced plastic |
| 04/02/1991 | US5004574 Method of making a composite structural element |
| 04/02/1991 | US5004516 Apparatus for bonding adhesive rubber tape to both edges of a steel cord fabric |
| 04/02/1991 | US5004513 Method for forming a fiber composite sealing element |
| 04/02/1991 | US5003918 Apparatus for manufacturing atherectomy torque tubes |
| 04/02/1991 | US5003683 Forming bores in bendable layered materials |
| 03/27/1991 | EP0419191A1 Liquid jet recording head and liquid jet recording apparatus having same |
| 03/27/1991 | EP0418760A2 Method of manufacturing a large calibre plastic pipe and extruder for carrying out said method |
| 03/27/1991 | EP0290429B1 Apparatus and method for the production of ribbed pipes |
| 03/26/1991 | US5002478 Improvements in suction applying mold blocks in pipe forming apparatus |
| 03/26/1991 | CA2026040A1 Thermoplastic matrix filament winding head |
| 03/21/1991 | DE3930528A1 Corrosion-resistant collapsible tubing - has extruded rubber section wound spirally to form lining with thermoplastic reinforcement wound and bonded into gaps between spiral turns |
| 03/20/1991 | EP0417865A1 Drainage catheter and method for the manufacture thereof |
| 03/20/1991 | EP0417612A2 Filament-reinforced resinous structural rod |
| 03/19/1991 | US5000673 Process and apparatus for preparing a flat-topped wave-board panel |
| 03/19/1991 | US5000397 Cassette for the storage and dispensing of thread or ribbon at a preset tension |
| 03/19/1991 | CA1281664C Pressure-withstanding pipe and method of manufacturing the same |
| 03/19/1991 | CA1281621C Apparatus for laying a continuous strip of elastomeric material onto a surface |
| 03/19/1991 | CA1281572C Method of making a wound container |
| 03/13/1991 | EP0416780A2 Extruded thread |
| 03/13/1991 | EP0416352A2 Method of making shrinkable articles |
| 03/13/1991 | EP0416168A2 Method and device for manufacturing curved plastic stiffeners, particularly for brassieres |
| 03/12/1991 | WO1991003370A1 Flexible hose construction and method of making the same |
| 03/12/1991 | US4999073 Honeycomb pleater |
| 03/12/1991 | US4998871 Apparatus for deforming plastic tubing for lining pipe |
| 03/12/1991 | US4998563 Plastic pipe |
| 03/12/1991 | CA1281269C Composite member wound at optimized angles |
| 03/07/1991 | DE4023644A1 Ski with additionally processed ends - combines structural elements in straight carrier with heat meltable material at ends |
| 03/07/1991 | DE3929473A1 Angular winding of resin impregnated glass fabric - in which applicator trolley with roll of fabric moves sideways relative to rotating mandrel and has resin bath and fabric guides |
| 03/07/1991 | CA2023235A1 Extruded thread |
| 03/06/1991 | EP0414680A1 Light collector for stimulable phosphor imaging apparatus. |
| 03/05/1991 | US4997503 Filament winding apparatus and method |
| 03/02/1991 | WO1991003405A1 Tamper indicating closure having retaining hoop with relief windows |
| 02/28/1991 | DE3927626A1 Packaging sleeve comprises tube of shrinkable polypropylene film - formed by bending film along longitudinal axis and sealing edges together with sealable film strip |
| 02/28/1991 | DE3927577A1 Mandrel for producing elastomer tubes - includes alloy component which has required shape when cold but is easily and reversibly stretched when heated to temp. to cure tubes |
| 02/27/1991 | EP0414414A2 Heat shrinkable protective sheets and methods for their manufacture |
| 02/26/1991 | US4996092 Cold welding a flat foam web along parallel lines; masking purposes in vehicle body shops |
| 02/26/1991 | US4995931 Forming fusion bonding while molding |
| 02/26/1991 | US4995929 Method of protecting conduits including helically winding a strip |
| 02/21/1991 | WO1991002208A1 Corrugated thermoplastic sheet having fluid flow passages |
| 02/19/1991 | US4994214 Process for controlling the curl of photographic film |
| 02/19/1991 | US4993655 Plastic |
| 02/16/1991 | WO1991002604A1 Paint roller and apparatus and method for making same |
| 02/13/1991 | EP0412823A2 Method of manufacturing FRP-made hollow products |
| 02/13/1991 | EP0412118A1 Reinforced thermoplastic honeycomb structure |
| 02/12/1991 | US4992313 Fiber-reinforced plastic strut connecting link |
| 02/12/1991 | US4992229 Reshaping by pulling through heated die |
| 02/12/1991 | US4992224 Method of making composite foamed articles using fluid pressure to position a skin layer |
| 02/12/1991 | US4991918 Light collector for stimulable phosphor imaging apparatus |
| 02/06/1991 | CN1011532B Apparatus for manufacture of insulating chutes |
| 01/30/1991 | EP0410852A1 Method and apparatus for manufacturing a covering for the internal thermal protection of a propeller |
| 01/30/1991 | EP0410059A1 Tamper indicating package, method of and apparatus for making the closure thereof |
| 01/30/1991 | EP0379493A4 Slip control for helically wound pipes |
| 01/29/1991 | US4988469 Stabilization with polymeric binder |
| 01/24/1991 | WO1991000803A1 Nested honeycomb structures and production method |
| 01/24/1991 | DE3923415A1 Hollow reinforced thermoplastic component moulding - hollow core wrapped in laminate contg. vaporising fluid and when heated in tool, expands, to compress plastic |
| 01/23/1991 | EP0409354A2 Method and apparatus for forming a composite structure |
| 01/23/1991 | EP0409253A2 Method for manufacturing hoses, particularly high-temperature or filter hoses |
| 01/23/1991 | EP0409021A2 Apparatus and method for producing tubular articles |
| 01/23/1991 | EP0408996A2 Haul-off apparatus for plastic tubular films |
| 01/22/1991 | US4986950 Method of forming polycarbonate sheeting |
| 01/22/1991 | US4986939 Method for the production of cylindrically symmetric bodies with a radial gradient |
| 01/22/1991 | US4986863 Process for producing a laminated tubular fibrous structure for use as reinforcing structure for a composite piece |
| 01/16/1991 | EP0408412A1 Method and device for the removal to storage of a tubular cover after it has been laterally folded |
| 01/16/1991 | EP0408161A2 Method of manufacturing a hollow body |
| 01/16/1991 | EP0263860B1 Methods and devices for fabricating and laying reinforcement armourings and curved elements reinforced with bars for elongate flexible bodies |
| 01/16/1991 | CN2069349U Thin bamboo strips glued integrated pipe |
| 01/16/1991 | CN2069348U Processing equipment for plastic board bend forming |
| 01/15/1991 | US4985195 Method of forming a molecularly polarized polmeric sheet into a non-planar shape |
| 01/15/1991 | US4984416 Apparatus and methods for removing folds in the confronting material at the open edges of flexible packaging material prior to sealing |
| 01/13/1991 | CA2020917A1 Unloading device and process for storing a sleeve after transversal folding thereof |
| 01/10/1991 | WO1991000172A1 Tubular product and method and apparatus for making said product |
| 01/10/1991 | DE4003756C1 Prodn. of polymer shrinkable sleeve - by extruding base member then wetting, stretching and cooling, and forming wall protrusions |
| 01/09/1991 | EP0406596A1 Method for manufacturing collar- or flangelike reinforcements upon fibrous composite elements, particularly upon wound fibrous composite pipes |
| 01/09/1991 | EP0406292A1 Manufacture of a reinforced tubular article. |
| 01/08/1991 | US4983238 Food packaging for microwave ovens, heat insulation, printed label |
| 01/08/1991 | US4983081 Apparatus and method for forming shiplap duct |
| 01/02/1991 | EP0404822A1 Manufacture of a tubular article |
| 01/01/1991 | US4981543 Tub apparatus |
| 12/27/1990 | WO1990015712A1 Composite structural member with high bending strength and method of manufacture |
| 12/27/1990 | EP0403940A1 High strength fibre reinforced polymeric fasteners having threads, for example a nut and bolt |
| 12/27/1990 | EP0403686A1 Pipe, especially for a transverse shaft, expanding shaft or the like |
| 12/27/1990 | EP0403685A1 Process to produce a pipe section of an expandable shaft |