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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 8002532 | Apparatus for ejector actuation Force from an electrically operated ejector mechanism of a molding machine is selectably supplemented by operation of second actuators. Second actuators are advantageously fluid (hydraulic or pneumatic) operated to supplement force provided by an electrically operat... | 08/23/2011 |
| 7946836 | Injection molding and temperature conditioning apparatus An injection molding machine and a mold are used to form batches of hallow parts, such as PET preforms. An end of arm tool transfers the molded preforms from the mold to a temperature conditioning station having a conveyor. The batch of molded preforms is received a... | 05/24/2011 |
| 7708540 | Injection molding machine An injection molding machine that performs a safe ejecting action of a molded article until a setting state of an ejector rod and a set forward end position for an ejection stroke of a molded article ejector are suitable for a mold in use. A resistor R1 is se... | 05/04/2010 |
| 7704063 | Plastic injection mold assembly and method of molding threaded plastic parts A plastic injection mold assembly is disclosed in which an electric servo motor very precisely controls rotational speeds and amounts of torque applied to cores which extend into the mold cavities as the cores are withdrawn from plastic components being molded and s... | 04/27/2010 |
| 7393197 | Injection molding machine having a side-injection sub-assembly and a method for accessing a hot passage distributor system contained therein An injection molding machine having a side-injection sub-assembly and a method for providing access to a hot passage distributor system therein. The injection molding machine includes a side-injection sub-assembly having an injection mold part and the hot passage di... | 07/01/2008 |
| 7364423 | Article moving apparatus configured for a molding machine Disclosed is an article moving apparatus configured to move an article relative to a first mold half and a second mold half of a molding machine. The article moving apparatus includes an arm configured to grasp and release the article, and also include an arm recipr... | 04/29/2008 |
| 7338026 | Device for keeping and serving ice cream A top for use with an ice cream container, the top keeping the ice cream contained therein fresh, tasteful, and easily dispensable. When the top is placed or fitted into an ice cream container, the top is pressed down into the ice cream. The force of the top being p... | 03/04/2008 |
| 7278845 | Concrete-block-making machine The invention relates to a concrete-block-making machine having a part which is displaceable via a linear drive, the linear drive comprising a drive unit and a linear guide for guide rollers, the drive unit comprising at least one linear motor and the linear guide c... | 10/09/2007 |
| 7275922 | Controller for an ejector mechanism in an injection molding machine A controller and a method for an ejector mechanism in an injection molding machine for appropriately setting a terminal position of a forward motion of ejector pins of the ejector mechanism. The terminal position of the forward motion is set to a position where an e... | 10/02/2007 |
| 7261549 | Device and a method for removing an object from a moulding tool A device (1) and a method for removing an object from a moulding tool (2) in connection with casting or moulding an object, wherein there is a retaining force between the moulding tool and the object. The device comprises a body (5), coupling me... | 08/28/2007 |
| 7261548 | Concrete block mold with moveable liner A mold assembly for manufacturing concrete blocks that is adapted for use in a concrete block machine. The mold assembly includes a plurality of liner plates, each having a major surface, the liner plates configured such that the major surfaces form a mold cavity ha... | 08/28/2007 |
| 7252796 | Ejecting load monitoring method for injection molding machine A movable die is held on the front face of a movable platen. Ejector pins are incorporated in the movable die. An ejector unit that is provided with an ejector plate, actuator rods, etc., is mounted on the back of the movable platen. In ejecting a molded product fro... | 08/07/2007 |
| 7252489 | Method and plant for forming large-dimension ceramic slabs and tiles The apparatus for forming large dimension ceramic tiles includes at least one first pressing unit (2) connected to at least one second pressing unit (4) by a conveying system (3) with which there may be associated at least one decorating unit fo... | 08/07/2007 |
| 7250130 | Method and inspection device used for the cyclic production of injection molded parts The invention relates to a manufacturing inspection method for the cyclic production of injection-molded parts in multi-cavity casting molds involving a row-by-row monitoring of the injection-molded parts after they are removed from the casting molds, said monitorin... | 07/31/2007 |
| 7245986 | Control device for use in injection molding machine In an injection molding machine configured to extrude a melted resin under temperature control and inject the resin into metal molds to provide a molded product, there are provided an HMI section having a built-in general-purpose operating system and configured to c... | 07/17/2007 |
| 7232301 | Machine for the manufacture of flexible moulds, in particular for the obtainment of lipsticks or the like A machine for the manufacture of flexible moulds is described, in particular for the obtainment of lipsticks or the like, which comprises a female mould including at least one moulding cavity fillable with a plastic fluid, a male mould including at least a male stem... | 06/19/2007 |
| 7223090 | Metering pump, method for its production and device for carrying out the method An all plastic metering pump having a bellows-type spring with a tubular valve which is integrally formed on it in a single piece in a discharge region toward a metering head, the tubular valve being designed as a discharge valve of the metering pump. In the method,... | 05/29/2007 |
| 7194334 | Method of washing a contaminant from a surface via a robotic arm A robotic wash cell including a six-axis robotic arm and end effector equipped with nozzles that spray unheated, solvent free, pure water at high-pressure to clean or debur objects by maintaining the nozzles in close proximity and substantially normal to each surfac... | 03/20/2007 |
| 7175408 | Mold monitoring apparatus for injection molding machine A mold monitoring apparatus for an injection molding machine captures an image of a cavity portion of an opened mold, and determines the state of the cavity portion by means of image processing. The apparatus includes a light emitting unit, an image capturing unit, ... | 02/13/2007 |
| 7175413 | Elastomeric dispensing valve manufacture A system for molding dispensing valves includes first and second mold sections, at least one of which is movable with respect to the other between a closed position in which the mold sections form a plurality of dispensing valve mold cavities, and an open position i... | 02/13/2007 |
| 7175788 | Device and method for removal of preforms A device for fracturing a defective preform for use in blowmolding is claimed. The preform has head end and a tail end and the device comprises a tube with walls defining a cavity for accepting the defective preform while the defective preform is on a core of an inj... | 02/13/2007 |
| 7156636 | Nozzle contact device of an injection machine A nozzle contact device of an injection machine has an injection device, a nozzle, a flexible body, a tension buffer device and a tension-measuring device. The nozzle is installed a front side of the injection device. The flexible body is used to drive the injection... | 01/02/2007 |
| 7156638 | Mold, molding system and molding machine for making ophthalmic devices This invention provides a mold comprising a first mold half which works in conjunction with a second mold half for forming ophthalmic devices wherein said first mold half comprises at least one changeable cassette comprising inserts for forming said ophthalmic devic... | 01/02/2007 |
| 7128564 | Simplified in-mold article handling system and a method for handling molded articles An in-mold system and method for handling molded articles. An in-mold lid handling system provides a slide that is operable to translate laterally across a molding face of an injection mold to perform a first operation on, or to retrieve a plurality of molded articl... | 10/31/2006 |
| 7118365 | Controller for avoiding interference In a controller for avoiding interference between a mold body comprising a mold and a peripheral equipment installed to said mold and a product removing unit in an injection molding machine, a distance between the position of the mold body and the position of the pr... | 10/10/2006 |
| 7094169 | Rotary cutter assembly A rotary cutter assembly (11) includes a rotary cutter (74) rotated by a motor (76) through a drive including pulleys (250, 264) and a belt (326) inside of a combination guard and belt tensioner assembly (260). The rotary cu... | 08/22/2006 |
| 7054717 | Robotic wash cell using recycled pure water The present invention pertains to a robotic wash cell including a six-axis robotic arm and end effector equipped with nozzles that spray unheated, solvent free, pure water at high-pressure to clean or debur objects by maintaining the nozzles in close proximity and s... | 05/30/2006 |
| 7011513 | Apparatus for cleaning ophthalmic components The present invention discloses an apparatus for cleaning ophthalmic devices. The apparatus has a conveying system for transporting lens mold carriers to a cleaning station. The cleaning station has at least one movable cleaning assembly which is situated above the ... | 03/14/2006 |
| 7008208 | Grounded molding tool for manufacture of optical components In one embodiment, the invention is directed to an injection molding tool that has improved grounding. The injection molding process creates significant amounts of static electricity in the molten thermoplastic. This static electricity can be more adequately dissipa... | 03/07/2006 |
| 6994881 | Device for the formation of croissants made of puff pastry or the like A device for the formation of croissants made of puff pastry or the like, said croissants being initially shaped into pastry rolls (12) starting from flat puff pastry, wherein there are at least two gripping or clasping and folding elements (13, 14, 15... | 02/07/2006 |
| 6971867 | Recovery apparatus of molded parts Thin and light molded parts released from a die are prevented from sticking by static electricity, by forming the recovery chute of molded part with fine wire gauze. The recovery receptacle 16, 17 for molded parts, molded parts introduction tube 23 and... | 12/06/2005 |
| 6969245 | Injection molding machine having a handling device Injection-moulding machine with at least one handling device, with an electronic stored-program control (SPC) for the injection-moulding machine and an electronic stored-program control for the handling device, characterized in that the stored-program control (SPC I... | 11/29/2005 |
| 6957954 | Post-mold cooling apparatus The present invention relates to an improved method and apparatus for injection molding and cooling molded articles such as preforms so as to avoid crystallinity. The apparatus and method make use of a take-off plate for removing articles from a mold, which plate ma... | 10/25/2005 |
| 6941860 | Method of briquetting metal chips and briquetting press A method and a briquetting press for briquetting metal chips, wherein stable briquettes/pressed component are produced. The actual length (Lact) of the pressed component is obtained by applying pressure (Pmax/Preq) using at least one... | 09/13/2005 |
| 6921258 | Ejector device for an injection molding machine for plastics The invention relates to an ejector device for an injection-molding machine for plastics, having at least one ejector pin, which can be moved toward the mold and away from the latter through the center of a moveable die clamping plate by an actuator. In this arrange... | 07/26/2005 |
| 6902386 | Electric injection molding machine An electric servo motor is controlled through a pressure control loop wherein a control object is the injection mechanism of an electric injection molding machine. A band elimination filter, which attenuates a frequency component of a band with predetermined width t... | 06/07/2005 |
| 6796787 | Product ejecting apparatus and method for an injection molding machine A product ejecting apparatus for an injection molding machine includes: a first drive unit; a first transmission unit connected to the first drive unit, wherein a rotation of the first drive unit results in a rotation of the first transmission unit; a second drive u... | 09/28/2004 |
| 6669877 | Malfunction-detecting method in injection molding machines This invention provides a method which makes it possible to reliably detect malfunctions during the ejecting step without rendering the injection molding machine more complicated. An ejector pin is incorporated in the movable die. This ejector pin is conn... | 12/30/2003 |
| 6659760 | Mechanism for moving a screw rod relative to molds for manufacturing products having holds A plastic injection molding machine includes a rod having an end engaged with a slide member located beside the lower mold, and a position block connected to the upper mold. A pin is movably inserted in two respective inclined holes in the position block ... | 12/09/2003 |
| 6616872 | Method of and apparatus for determining separating force of molded product from mold A method of and an apparatus for precisely determining a separating force of a molded product from a mold by an ejector in an injection molding machine. A load exerted on an ejector mechanism in operation without a product molded in the mold is constitute... | 09/09/2003 |
