| Patents for B29C 45 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor (92,531) |
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| 06/16/1991 | CA2071859A1 Hockey stick |
| 06/14/1991 | CA2032078A1 Mold release agent |
| 06/13/1991 | WO1991008097A1 Method of correcting defective molding in injection molding machine |
| 06/13/1991 | WO1991008096A1 In-mold molded article having matted surface and production method thereof |
| 06/13/1991 | WO1991008095A2 Single-strip moulding apparatus |
| 06/13/1991 | WO1991007934A1 Process for the manufacture of a carrier or iud provided with a pulling element, and a carrier or iud provided with a pulling element |
| 06/13/1991 | DE4002739C1 Appts. for cooling oil in hydraulic drive unit - includes two coaxial guide tubes for oils, cooling tube in annular chamber filter insert etc. |
| 06/13/1991 | DE3940461A1 Plastic stopper for e.g. wine bottles - consist of e.g. foam body in two halves joined together by horizontal gas barrier of e.g. foil coated each side with polyethylene |
| 06/13/1991 | CA2031943A1 Reaction injection molding apparatus with internal frame and shear edge |
| 06/12/1991 | WO1991008889A1 Cross-lamination injection molding |
| 06/12/1991 | EP0431574A2 Composite molded article and method for manufacturing the same |
| 06/12/1991 | EP0431534A2 Method of making window glass with a gasket |
| 06/12/1991 | EP0431442A2 Method and apparatus for making preforms |
| 06/12/1991 | EP0431150A1 Injection molding machines having a brushless dc drive system. |
| 06/12/1991 | EP0431000A1 Method and device for joining together of tubular plastic products. |
| 06/11/1991 | USRE33608 Hollow stackable plastic products |
| 06/11/1991 | US5023039 Hold-pressure control in multi-parting injection molding system |
| 06/11/1991 | US5023028 Method and apparatus for controlling a back pressure of a motor-driven injection molding machine |
| 06/11/1991 | US5022847 Injecting unit for use in an injection molding machine |
| 06/11/1991 | US5022846 Pneumatic actuating mechanism for injection molding |
| 06/11/1991 | US5022735 Fiber splice coating system |
| 06/11/1991 | US5022313 Composite piston assembly for automotive air conditioning compressor |
| 06/11/1991 | CA1284706C Reactive injection molding of a reinforced plastic product and method for manufacture thereof |
| 06/06/1991 | DE3940186A1 Moulding crates with hollow handles - by injection moulding crate with solid handle, forming an outlet from cavity, and blowing out core of handle while still soft |
| 06/06/1991 | DE3939930A1 Handling device - with gripper lever activated as positioning arm and control lever moved vertically along control curve |
| 06/06/1991 | DE3939728A1 Die casting or injection moulding appts. - has pressure meter system to monitor conditions for long component life and consistent quality working |
| 06/05/1991 | EP0430310A1 Article, particularly watchband or similar |
| 06/05/1991 | EP0429959A2 Apparatus for controlling a heating temperature |
| 06/05/1991 | EP0429654A1 Liquid-crystal polyester container and manufacture thereof |
| 06/05/1991 | EP0429448A1 Stabilized injection molding when using a common mold part with separate complementary mold parts. |
| 06/05/1991 | CN2078223U Four-cylinder differential-action matched moulding device |
| 06/05/1991 | CN2078222U Leading wire cut-off sheet of injection-forming machine |
| 06/04/1991 | US5021206 Method of molding a dual plastic shotshell casing |
| 06/04/1991 | US5021203 Filling pores with high boiling liquid |
| 06/04/1991 | US5020914 Process for removing the screw from the screw cylinder of a screw-type injection molding machine and a screw-type molding machine of correspondence configuration |
| 06/04/1991 | US5020705 Polymer molded plastic |
| 06/04/1991 | US5020215 Method of an apparatus for manufacturing a keyboard |
| 06/04/1991 | US5020207 Process for producing magnetic hub |
| 06/04/1991 | CA1284565C Method of making a delivery head for containers of substances to be nebulized having a break-up plastic insert integrally formed with and positioned in the head |
| 06/01/1991 | CA2004425A1 Isotropically reinforced net-shape microcomposites |
| 05/30/1991 | WO1991007267A1 Coupling device |
| 05/30/1991 | WO1991007266A1 Process for the production of conventionally non-deformable tubular cavities in injection-moulded plastics articles |
| 05/29/1991 | EP0429410A2 A method for the manufacture, by the moulding of plastics material, of a motor-vehicle steering wheel which looks like a steering wheel covered with natural leather |
| 05/29/1991 | EP0429399A2 Stress measurement in metal-structures |
| 05/29/1991 | EP0428792A2 Single strip molding apparatus |
| 05/29/1991 | EP0428761A1 Closing device for moulds for forming plastic articles |
| 05/29/1991 | EP0207169B1 Metal mold replacing machine for injection molding machines |
| 05/29/1991 | DE4002503C1 Hollow injection moulded plastic mouldings prodn. - comprising injecting plastic melt into mould and applying pressurised gas to melt, using variable cross=sectioned mould |
| 05/29/1991 | DE3939189A1 Injection pressing homogeneous prods. from plastic scrap - by pumping melt produced from pelletised scrap using extruder, into cylinder, then forcing into press tool |
| 05/29/1991 | CA2030316A1 One-piece tape reel |
| 05/28/1991 | US5019459 High temperture corrosion resistant bimetallic cylinder |
| 05/28/1991 | US5019450 Thermoplastic pellets |
| 05/28/1991 | US5019199 Anchoring layer applied to wood; adhesively joining to plastic by injection molding |
| 05/28/1991 | US5018962 Injection molding die apparatus for use in the production of substrate of optical disk |
| 05/28/1991 | US5018961 Hydraulic closing unit |
| 05/28/1991 | US5018950 Electrohydraulic method and apparatus |
| 05/28/1991 | CA2030471A1 Injection molding assembly for producing disk-shaped information carriers and sleeve for the axial retention and radial centering of a matrix therefor |
| 05/28/1991 | CA1284412C Tri-injection of hollow articles |
| 05/28/1991 | CA1284410C Method and apparatus for injection molding end stops on slide fastener |
| 05/23/1991 | DE4007138C1 Prodn. of profiled slat for car - comprises plastic member with carrier and decorative strip on opposite sides, moulded together |
| 05/23/1991 | DE3938396A1 Verfahren zum herstellen von konventionell nicht entformbaren, rohrfoermigen hohlraeumen in kunststoff-spritzgiessformteilen Method for the manufacture of conventional non demoldable, rohrfoermigen cavities in plastic spritzgiessformteilen |
| 05/23/1991 | DE3938086A1 Injection moulding tool - has microstructure platelet in wall for max. possible gas flow in shortest time |
| 05/22/1991 | EP0428001A1 Moulding, in particular for vehicles |
| 05/22/1991 | EP0427946A1 Package for flowable products with flat outer sealing joint, method for producing such package and apparatus for performing this method |
| 05/22/1991 | EP0427866A1 2-plate type injection device |
| 05/22/1991 | EP0302860B1 A dental instrument having identification markings |
| 05/22/1991 | CN1012635B Fastening device of mould |
| 05/21/1991 | US5017315 Method and apparatus of judging quality of injection molded products |
| 05/21/1991 | US5017311 Ultrasonic vibration improves fluidity of high molecular weight polymer |
| 05/21/1991 | US5017127 Self aligning nozzle for injection molding |
| 05/21/1991 | US5017123 Knockout bar mounting for injection molding machines |
| 05/21/1991 | US5017121 Injection molding machine comprising a protective covering |
| 05/21/1991 | US5017120 Tie-rod assembly for an injection molding press |
| 05/21/1991 | US5017015 Direct processing of polymer with pulverulent additives in injection moulding machines |
| 05/21/1991 | CA1284257C Apparatus for cleaning rotating elements of machinery for processing plastics |
| 05/16/1991 | WO1991006797A1 A spherical plug valve and a method for manufacturing the same |
| 05/16/1991 | WO1991006412A1 High-precision adjustable injection molding of single-mode fiber optic connectors |
| 05/16/1991 | DE4035774A1 Toggle system for closing injection mould - has hydraulic cylinder and requires only single preset pressure limit, using combination of servo-valve and main control valve |
| 05/16/1991 | DE4008901C1 Injection piston with self-reinforcing seal - has elastic material sealing ring pressed against walls of cylinder |
| 05/16/1991 | DE3937936A1 Free space in injection moulding machine - to separate melt distribution system from cold mould nest |
| 05/16/1991 | DE3937473A1 Injection mould for undercut articles - tools particularly for elastomers have set of corresponding sliding components arranged so that ejector acts on base and opens them outwards |
| 05/15/1991 | WO1991007268A1 Method of discriminating non-defective from defective in injection molding machine |
| 05/15/1991 | EP0427567A2 Parabolic antenna reflector and process for preparing same |
| 05/15/1991 | EP0427438A1 Drive arrangement for an injection molding machine |
| 05/15/1991 | EP0427383A2 Sealing strips and methods of making them |
| 05/15/1991 | EP0427311A2 Seals, in particular for garment labels, and mold for said seals |
| 05/15/1991 | EP0427101A2 Composite articles and method for their preparation |
| 05/15/1991 | EP0426844A1 Adjustment of mold clamping force |
| 05/15/1991 | CA2045532A1 Product acceptance/rejection judgment method in an injection molding machine |
| 05/14/1991 | WO1991007330A1 Sealed vessel and method of manufacturing the same |
| 05/14/1991 | WO1991007289A1 Method of manufacturing plastic coated components |
| 05/14/1991 | US5016184 Method and device for directing and controlling the operation of an injection molding machine |
| 05/14/1991 | US5015511 Linear low density ethylene interpolymers for injection molding |
| 05/14/1991 | US5015426 Precision single cavity and multicavity plastic injection molding via an adaptive mold process |
| 05/14/1991 | US5015289 Kneading metal powder with short fibers, such as metal or carbon fibers and an organic binder injection molding and sintering |
| 05/14/1991 | US5015170 Injection molding cooled socket holder for a heated nozzle |
| 05/14/1991 | US5015166 Injection molding apparatus for making a hollow object |
| 05/14/1991 | US5014767 Multi-drive injection apparatus |
| 05/14/1991 | CA2045530A1 Closed containers and method for manufacturing them |
| 05/14/1991 | CA2044624A1 Method of manufacturing plastic coated components |