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| Number | Title | Issue Date |
| 7708552 | Injection molding machine An injection molding machine comprises a stationary platen 46 and a movable platen 40. The stationary platen 46 and movable platen 40 may be supported on a base frame 10. A mold clamping frame 56 comprises a first member ... | 05/04/2010 |
| 7690915 | Mold clamping mechanism and injection molding machine A second metal mold 15 has a through hole 31 that extends in the movement direction of the second metal mold 15. A first metal mold 14 has an internal threaded portion 34 that extends on a common line with the through hole 31 | 04/06/2010 |
| 7614873 | Mold base hold retainer One embodiment of a locking device for first and second mold plates of an injection molding machine comprises a base attached to the first mold plate, the base having first and second bores extending therethrough, the first and second bores having first and second b... | 11/10/2009 |
| 7607912 | Mould holding cross member for a moulding press and press comprising said cross member A mould holding cross member (9) according to the invention comprises a support base (91) a suitable to compress the mould (S) and more projecting, in the mould closing direction, than the ends (90) with which the cross member is connected to th... | 10/27/2009 |
| 7484954 | Molding-system locking mechanism Discloses is: (i) a molding-system lock, (ii) a molding system having a molding-system lock, and/or (iii) a method of a molding-system lock, amongst other things. ... | 02/03/2009 |
| 7479005 | Molding system having clamp actuator having actuator mount Disclosed is: (i) a molding-system clamp, including: a lock, a lock actuator, and a connecting rod connecting the lock actuator to the lock, (ii) a molding system having the molding-system clamp as described above, and (iii) a molded article manufactured by usage of... | 01/20/2009 |
| 7442335 | Apparatus and method for loading and unloading a tire press A tire press has an upper mold fixedly attached to a top plate. A bottom mold is fixedly attached to a bottom plate. The tire press has a plurality of guide posts adapted to maintain proper alignment of the upper mold and the lower mold as the tire press opens and c... | 10/28/2008 |
| 7438553 | Mold closing device for injection molding machines A mold closing device for injection molding machines, especially injection molding machines for plastic material, comprises two mold closing plates (10, 12) movable relative to each other. A displacing means (22) with an electromotive drive (26)... | 10/21/2008 |
| 7435071 | Closure unit for an injection moulding device A clamping unit includes two fixed platens, kept at a distance by tie bars, a platen which can be displaced in relation to the fixed platens, part of an injection mold respectively being arranged on one of the fixed platens and on the displaceable platen, a force ge... | 10/14/2008 |
| 7416403 | Die clamping unit A die clamping unit includes a stationary platen, a tie bar which is attached to the stationary platen, a movable platen which is movable forwards and backwards along the tie bar with respect to the stationary platen, a first servomotor which moves the movable plate... | 08/26/2008 |
| 7404920 | Molding-system clamp assembly A molding-system clamp assembly of a molding system is disclosed, and includes a clamp piston, and a clamp ram, the clamp ram and the clamp piston each including inter-meshable structures to selectively inter-mesh the clamp piston to the clamp ram, in the unmeshed p... | 07/29/2008 |
| 7402037 | Mold clamping unit The mold clamping unit comprises a column mounted in a transfer means and moving in forward and backward direction; a mold clamping piston in which clamping operation and clamping-releasing operation are performed; plurality of column teeth disposed on a surface of ... | 07/22/2008 |
| 7399441 | Clamping unit with a platen hydrostatically supported on a frame element A clamping unit, particularly for an injection molding machine, includes at least one moving platen which is moveably arranged on a frame element. At least one hydrostatic support is provided in an area between the platen and the frame element for facilitating back ... | 07/15/2008 |
| 7390188 | Resin molding apparatus A resin molding apparatus includes a fixing member to which a top mold is attached, a movable member to which a bottom mold is attached, a push-up member provided below the movable member, a drive mechanism moving the push-up member in upward/downward direction, and... | 06/24/2008 |
| 7387506 | Mold apparatus In a mold apparatus, guide pins are provided at a movable mold, and guide holes are formed in a fixed mold, and even when the guide pins are offset in an arbitrary direction perpendicular to a mold clamping direction, the guide holes can be fitted respectively to th... | 06/17/2008 |
| 7371064 | Hydraulic device for back and forth movement of a machine part, and a clamping unit of an injection molding machine fitted with such a hydraulic device The invention relates to a hydraulic device for the back and forth movement and locking of a machine part, in particular for the opening, closing and locking of an injection molding tool. The hydraulic device comprises a cylinder (1), in which a first pressur... | 05/13/2008 |
| 7371061 | Die clamping system A die clamping system enabling reduction of the size of a tie bar withdrawing mechanism, that is, a die clamping system provided with a fixed die plate, a moveable die plate, tie bars withdrawable from the fixed die plate, moveable parts engaging with the tie bars, ... | 05/13/2008 |
| 7351055 | Injection molding machine The invention provides an injection molding machine that prevents inclination of a stationary platen by a nozzle touch force. A groove is formed in a base along the axis of injection. Protrusions are provided on both lateral sides of the stationary platen. A bottom ... | 04/01/2008 |
| 7338626 | High cavitation, low tonnage rubber mold machine and method A rubber injection molding apparatus and method for simultaneously molding a plurality of work parts (40) in separate molds (30) using a single, vertically oriented press machine (22). A clamping mechanism (52) is responsive to the vertic... | 03/04/2008 |
| 7326050 | Injection moulding machine with a substantially C-shaped machine frame An Injection moulding machine with substantially C-shaped machine frames including a joint part arranged between at least one die platen and the machine frame, the joint part comprising a beam extending in the longitudinal direction of the machine which is deformed ... | 02/05/2008 |
| 7320580 | Apparatus and method for loading and unloading a tire press A tire press has an upper mold fixedly attached to a top plate. A bottom mold is fixedly attached to a bottom plate. The tire press has a plurality of guide posts adapted to maintain proper alignment of the upper mold and the lower mold as the tire press opens and c... | 01/22/2008 |
| 7318721 | Molding-system platen Disclosed are molding-system platens, molding systems that include the molding-system platens, and a method of a molding-system platen. ... | 01/15/2008 |
| 7316260 | Mold clamping apparatus There is provided a mold clamping apparatus which has a space-saving apparatus construction and can easily carry out mold replacement. The mold clamping apparatus includes: a base; a fixed die plate, fixed on the base, for mounting a fixed mold thereto; a movable di... | 01/08/2008 |
| 7311517 | Mold clamping device and molding method A movable platen (4) capable of advance and retraction with respect to a fixed plate is provided with a tie bar connecting device (12) for meshing a split nut (18) with the multiple groove portion (16) of a tie bar (10), and a mold... | 12/25/2007 |
| 7287972 | Mold clamping apparatus and molding machine To provide a mold clamping apparatus able to suppress spout of a molding material from between mating faces of dies and to extend the lifetime of the dies. A mold clamping apparatus has a control apparatus deciding a distribution of a load divided by a plurality of ... | 10/30/2007 |
| 7288221 | Mold clamping apparatus, molding machine and mold clamping method To provide a mold clamping apparatus that a new actuator is not necessary for a mold thickness adjustment and that the mold thickness adjustment can be performed at low cost. A mold clamping apparatus has a tie bar having a piston and a coupled groove, a cylinder fo... | 10/30/2007 |
| 7281922 | Continuous pallet production apparatus Disclosed is an injection molding apparatus that includes an extruder configured to produce a continuous flow of molten plastic. The injection molding apparatus also includes a plurality of mold assemblies and a delivery system that provides an uninterrupted transfe... | 10/16/2007 |
| 7261555 | Closing device in a plastic injection molding machine A closing device in a hydraulic injection molding machine includes at least one pressure cylinder unit for building up locking pressure and a drive cylinder mounted in the pressure piston of the pressure cylinder unit for closing the injection mold. The drive cylind... | 08/28/2007 |
| 7258539 | Molding press with quick-change mold mounting system A set of injection mold sections are supported and secured to parallel spaced platens of an injection molding press by quick-change locking couplers including a plurality of projecting knobs or studs on each mold section. The studs are received within corresponding ... | 08/21/2007 |
| 7244379 | Mold protection method for mold clamping apparatus In a mold protection method for a mold clamping apparatus, a predetermined mold protection zone is set in a zone in which a mold is closed, and an anomaly such as presence of a foreign object is detected on the basis of a change in a physical quantity in the mold pr... | 07/17/2007 |
| 7244378 | Mold clamping force correction method for toggle-type mold clamping apparatus A clamping apparatus is operable in a closure position detection mode for detecting closure of a mold on the basis of a change in a physical quantity because of closure of the mold, detecting a position of a crosshead of a toggle mechanism at the time of detection o... | 07/17/2007 |
| 7241133 | Adjustment device for a movable wall of an injection molding machine A device includes a sliding base, supporting posts, and hydraulic oil; the sliding base has cavities, an oil passage communicating with the cavities, and oil seals secured around respective cavities, and it is movable along a guide rail secured on a bed of an inject... | 07/10/2007 |
| 7229265 | Mold lock with lubricating grooves A mold for maintaining alignment between mold halves despite a thermal differential between the mold halves. The lock comprises (1) a T-shaped member, consisting of an enlarged, rectangular head and a tongue extending therefrom, and (2) a receptacle with an outwardl... | 06/12/2007 |
| 7220119 | Pre-stressed tie rod and method of manufacture The present invention relates to a pre-stressed tie rod and method of manufacture. The pre-stressed tie rod can be used on injection molding machines to increase the length of the tie rod and movement of the platen, wherein the tie rods are loaded to restrict mold s... | 05/22/2007 |
| 7217116 | Clamping mechanism for injection molding machine A guide member having guide faces is mounted on a base frame of an injection molding machine. Adjusting mechanisms are fixed to a platen. The inclination of a moving platen with respect to a stationary platen in a horizontal direction is adjusted by adjusting the pr... | 05/15/2007 |
| 7217115 | High speed direct mold clamping apparatus of an injection molding machine The present invention relates to a high speed direct mold clamping apparatus. The direct mold clamping apparatus has a grooved channel for the flow of oil inside a clamping cylinder to minimize the flow of oil between inside and outside the clamping cylinder. Then, ... | 05/15/2007 |
| 7217383 | Mold closing device with mold height adjustment and method for actuation thereof A mold height adjustment device for modifying the distance between the stationary mold carrier and a support element by means of a drive mechanism is provided in a plastic injection molding machining. A locking device locks the support element in its respective posi... | 05/15/2007 |
| 7213508 | Molded egg-shaped food product, and method and mold for making same A mold for making an egg-shaped food product includes top and bottom mold halves which cooperate when joined to form an egg-shaped interior mold cavity adapted for receiving a liquid foodstuff. The top and bottom mold halves define a plurality of thermal transit hol... | 05/08/2007 |
| 7214050 | Adjusting structure of an adjusting seat of an injection molding machine An adjusting seat of an injection molding machine has a split-flow hydraulic pump secured thereon; the split-flow hydraulic pump is equipped with several oil input/output conduit sets; several hydraulic motors are secured on the adjusting seat and connected to respe... | 05/08/2007 |
| 7198480 | Injection molding system with high production efficiency and low system cost An injection molding system has a plurality of movable sub-clamping units each having a mold therein and a main clamping unit for clamping the mold in the sub-clamping unit. Each of the sub-clamping units alternately enters the main clamping unit for only a filling ... | 04/03/2007 |
