| Patent Number |
Title Of Patent |
Date Issued |
| 5348463 |
Injection unit having adjustable and settable nozzle contact pressure |
September 20, 1994 |
| A device for generating nozzle contact pressure for the nozzle of a plasticizing and injection unit includes a spindle drive system and a measuring sensor to detect when an appropriate nozzle contact pressure has been achieved. The device generates nozzle contact pressure and also makes |
| 5204051 |
Process for the injection molding of fluid-filled plastic bodies |
April 20, 1993 |
| The invention relates to a process for the injection molding of fluid-filled plastic bodies and a device to carry out this process, wherein a pressurized, flowable plastic melt is first injected by means of at least one nozzle into a mold cavity clamped by a two-part or multi-part mo |
| 5090886 |
Apparatus for the injection molding of fluid-filled plastic bodies |
February 25, 1992 |
| A device for producing moldings of plastic material having a cavity therein filled with a fluid comprises a mold cavity, an injector for injecting flowable plastic into the mold cavity, an injector for injecting a pressurized fluid into an interior portion of the plastic, and a side |
| 5078590 |
Mold clamping device for an injection molding machine |
January 7, 1992 |
| A mold clamping device is provided for an injection molding machine having a stationary mold half and a movable mold half supported by a movable plate. A drive rod is connected at one end to this movable plate and is received at the other end by a driving ring piston having at least one |
| 5074772 |
Mold for injection molded parts made of plasticizable material |
December 24, 1991 |
| An injection mold unit is provided for an alternate feed, injection molding of parts of a plasticized material and has first and second plasticizing and injection devices, with a respective bores and a mold comprising a heating channel block and a mold cavity. The heating channel has a f |
| 5016184 |
Method and device for directing and controlling the operation of an injection molding machine |
May 14, 1991 |
| A method and device for directing and controlling the operation of an injection molding machine having sensors which provide actual values during machine operation, the machine having actuators forming and executing control orders received from the sensors. The sensors and actuators |
| 4996012 |
Process and system for molding soles on to shoe uppers |
February 26, 1991 |
| To automate the roughening of the peripheral surface of a shoe upper in the region to be soled, the application of adhesive along such surface and a final deburring operation, prior to injection molding the last supported shoe upper in the region of lateral side mold elements is measured |
| 4990300 |
Process for mixing and conveying polyurethane into a shoe sole mold cavity |
February 5, 1991 |
| A process of mixing isocyanate and a polyol that reacts to form polyurethane used for the production of shoe soles includes the feeding of the isocyanate and the polyol into the bore of an elongated cylinder having a discharge opening at one end, the bore having a conical surface tap |
| 4899912 |
Device for preparing and ejecting a chemically reacting mixture |
February 13, 1990 |
| A device for preparing a chemically reacting mixture and for ejecting the mixture into a mold, the mixture comprising at least two components, in particular a mixture of isocyanate and a polyol that reacts completely to form polyurethane, the device having a mixing head with an outwardly |
| 4883645 |
Device for preparing and ejecting a chemically reacting mixture |
November 28, 1989 |
| A device for preparing a chemically reacting mixture and for ejecting the mixture into a mold, the mixture comprising at least two components, in particular a mixture of isocyanate and a polyol that reacts completely to form polyurethane, the device having a mixing head with an outwardly |
| 4873049 |
Molding outer and inner soles onto shoe uppers |
October 10, 1989 |
| A process for molding an outer sole of elastomer and an inner sole of a mixture of isocyanate and a polyol reacting into polyurethane to shoe uppers includes a vertically movable upper cross block supporting a pivotably mounted mold carrier with a heatable first mold part at one end |
| 4854841 |
Apparatus for manufacture of an article of footwear having an outer sole, an inner sole and a la |
August 8, 1989 |
| An apparatus is provided for molding an article of footwear having an outer sole, a lateral sole and an inner sole, the outer and lateral soles being of an elastomer, and the inner sole being of a thermoplastic or a mixture of isocyanate and a polyol reacting into polyurethane. The outer |
| 4817305 |
Last for shoe shafts which has a generally T-shaped groove and a spring-biased generally T-shape |
April 4, 1989 |
| The last for a shoe shaft includes a groove which, in cross section, has a generally T-shaped configuration, a profile band mounted in the groove and which, in cross section, also has a generally T-shaped configuration, and a plurality of springs for biasing the profile band such that a |
| 4810178 |
Apparatus for molding outer and inner soles onto shoe uppers |
March 7, 1989 |
| An apparatus for molding an outer sole of elastomer and an inner sole of a mixture of isocyanate and a polyol reacting into polyurethane to shoe uppers includes a vertically movable upper cross block supporting a pivotably mounted mold carrier with a heatable first mold part at one end |
| 4805803 |
Device for preparing and ejecting a chemically reacting mixture |
February 21, 1989 |
| A device for preparation of a chemically reacting mixture, and for ejecting the mixture into a mold includes a pair of slides having transverse through openings capable of being mismatched upon relative reciprocation, oscillation and/or vibration of the slides for dynamically setting the |
| 4801256 |
Molding outer and inner soles onto shoe uppers |
January 31, 1989 |
| An apparatus and process for molding an outer sole of elastomer and an inner sole of a mixture of isocyanate and a polyol reacting into polyurethane to shoe uppers includes a vertically movable upper cross block supporting a pivotably mounted mold carrier with a heatable first mold p |
| 4778368 |
Device for the production of boots having portions of different colors |
October 18, 1988 |
| A device including an injection mold for the production of a boot from thermoplastic material, the boot having a boot shank of a color different from that of the shank flange and the outer sole, both of which have the same color, by molding the shank and then in a subsequent and simultan |
| 4770623 |
Plastification cylinder for injection molding machines |
September 13, 1988 |
| A plastification cylinder of an injection molding machine includes an outside cylinder and an inside cylinder, the inside cylinder including heating elements and temperature sensors therearound and defining a screw antechamber at one end thereof, the outside cylinder being shaped so that |
| 4748345 |
Pulse conditioning circuit for controlling electrically controllable valves in a hydraulic contr |
May 31, 1988 |
| Pulse conditioning device for electrically controlling valves in hydraulic control apparatus whereby a regulating signal is transmitted to the actuator of the respective electrically controllable valve. A filter is connected to the input side of an isolating transformer and a unidire |
| 4734023 |
Injection molding machine |
March 29, 1988 |
| An injection molding machine for use with at least two melting and injector units includes a fixed die platen, a movable die platen, and fixed spars on which said movable die platen moved. The die platens mount half-mold parts of injection molds while the other half-mold parts are positi |
| 4731013 |
Injection molding apparatus for the injection molding of data storage discs |
March 15, 1988 |
| An injection molding apparatus for the injection molding of data storage discs of thermoplastic synthetic material, includes an embossing plate mounted on a movable die for embossing information pits on one side of the discs. An insert confronting the embossing plate is mounted on the fi |
| 4722677 |
Device for the moulding and direct attachment of soles to shoe shafts |
February 2, 1988 |
| A device for moulding soles composed of a rubber tread and a polyurethane intermediate layer and for directly attaching the soles to shoe shafts includes a bottom work station in which the rubber tread is moulded, a top moulding station in which the polyurethane intermediate layer is mou |
| 4687431 |
Mold press having a mold cleaning device |
August 18, 1987 |
| A mold press having a mold cleaning device with a rotary brush mounted on an arm adjustable for cleaning in directions parallel to the mold surface, toward and away therefrom, and in a wiping motion relative to the surface. |
| 4678343 |
Device for attaching soles directly to uppers |
July 7, 1987 |
| A jet-molding unit device adapted to use in attaching soles directly to uppers. The device comprises a mixing head with a worm gear therein, the worm gear having an axis and being in a gear mounting, and a magazine adapted to retain a plurality of worm gears. The device further includes |
