Patents by Inventor Zhuang Rui TAN
Zhuang Rui TAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10245772Abstract: Apparatus and method for detecting a position of an actuator piston driving a valve pin in an injection molding system. The apparatus includes an actuator housing having a body portion, surrounding an axial bore, of a substantially non-magnetic and/or magnetically permeable material, a piston, movable within the axial bore for driving a valve pin, the piston including a magnetic member generating a magnetic field such that axial movement of the piston in the bore modifies the magnetic field according to the position of the piston relative to a detection position, and a magnetic field detector attached to an exterior surface of the body portion at the detection position for detecting the magnetic field associated with the position of the piston and generating an output signal determined by the piston position.Type: GrantFiled: July 21, 2016Date of Patent: April 2, 2019Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Lin Yang
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Patent number: 10166710Abstract: Apparatus and method for detecting a position of an actuator piston driving a valve pin in an injection molding system. The apparatus includes an actuator housing having a body portion, surrounding an axial bore, of a substantially non-magnetic and/or magnetically permeable material, a piston, movable within the axial bore for driving a valve pin, the piston including a magnetic member generating a magnetic field such that axial movement of the piston in the bore modifies the magnetic field according to the position of the piston relative to a detection position, and a magnetic field detector attached to an exterior surface of the body portion at the detection position for detecting the magnetic field associated with the position of the piston and generating an output signal determined by the piston position.Type: GrantFiled: August 15, 2017Date of Patent: January 1, 2019Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Lin Yang
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Patent number: 10166709Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: December 15, 2016Date of Patent: January 1, 2019Assignee: SYNVENTIVE MOLDING SOLUTIONS, INC.Inventors: Zhuang Rui Tan, Vito Galati
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Publication number: 20180339442Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: ApplicationFiled: August 1, 2018Publication date: November 29, 2018Inventors: Zhuang Rui Tan, Vito Galati
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Publication number: 20180326634Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: ApplicationFiled: July 9, 2018Publication date: November 15, 2018Inventors: Zhuang Rui TAN, Vito Galati
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Publication number: 20180257284Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: ApplicationFiled: May 9, 2018Publication date: September 13, 2018Inventors: Zhuang Rui Tan, Vito Galati
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Publication number: 20180257283Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: ApplicationFiled: May 7, 2018Publication date: September 13, 2018Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 10052801Abstract: An apparatus for driving a valve pin in an injection molding system, comprising: an actuator having a piston disposed within a master chamber, the piston being slidable upstream and downstream within the master chamber having a seal that forms a seal surface with a complementary interior surface of the master chamber, the seal surface forming opposing upstream and downstream fluid drive chambers, a bleed port extending through the interior surface of the master chamber at a position on the interior surface of the master chamber where the bleed port is: either disposed immediately downstream of the complementary interior surface of the master chamber that forms a seal with the seal surface of the piston and communicates with a downstream fluid drive chamber when the piston is in a fully upstream position, or is disposed immediately upstream of the complementary interior surface of the master chamber that forms a seal with the circumferential seal surface of the piston and communicates with an upstream fluidType: GrantFiled: November 5, 2015Date of Patent: August 21, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Vito Galati, Zhuang Rui Tan
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Patent number: 10046497Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: December 15, 2016Date of Patent: August 14, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 10046496Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: December 15, 2016Date of Patent: August 14, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 10005216Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: January 4, 2017Date of Patent: June 26, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 10005215Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: July 7, 2016Date of Patent: June 26, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 9987783Abstract: An injection molding apparatus comprising a clamp plate, a heated manifold, an actuator, a mold and a cooling device, wherein the cooling device comprises: a heat transmitter comprising a distal arm or member and a proximal base or member, the distal arm or member being mounted by a spring loadable interconnection or engagement to or with the proximal base or member, the clamp plate, the mold, the manifold, the actuator and the heat transmitter being assemblable together in an arrangement wherein the spring loadable interconnection is loaded urging the distal end surface of the distal arm or member into compressed engagement with the clamp plate.Type: GrantFiled: January 4, 2017Date of Patent: June 5, 2018Assignee: Synventive Molding Solutions, Inc.Inventors: Zhuang Rui Tan, Vito Galati
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Patent number: 9944006Abstract: An apparatus and method for adjusting the axial position of a valve pin in an injection molding system, the apparatus comprising: an actuator comprising a housing having a chamber enclosing a drive member for driving a valve pin along an axial path of travel, the actuator housing slidably mounted and adapted for controlled upstream and downstream movement of the drive member along a path complementary to the axial path of travel of the valve pin, a mounting plate and an axial position adjustment screw screwably mounted within the mounting plate upstream of the housing of the actuator for controllably moving the valve pin to selectable starting or ending injection cycle axial positions.Type: GrantFiled: November 24, 2015Date of Patent: April 17, 2018Assignee: Synventive Molding Solutions, Inc.Inventor: Zhuang Rui Tan
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Publication number: 20180043590Abstract: An injection molding apparatus including: a valve pin driven by an actuator, the valve pin extending axially through at least a portion of the channel length of the fluid flow channel, the fluid flow channel including a throat, downstream flow of the injection fluid being restricted by a bulb portion of the pin, the valve pin having an intermediate position where downstream flow of injection fluid is unrestricted and a fully downstream position where downstream flow of injection fluid is stopped at both the gate and at the throat, wherein the actuator is driven by a valve assembly comprised of a spool mechanically driven by first and second actuators or solenoids that each separately engage the spool at opposing axial ends to effect movement of the spool back and forth between the drive fluid flow positions.Type: ApplicationFiled: October 19, 2017Publication date: February 15, 2018Inventors: Vito Galati, Zhuang Rui Tan
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Publication number: 20170341283Abstract: Apparatus and method for detecting a position of an actuator piston driving a valve pin in an injection molding system. The apparatus includes an actuator housing having a body portion, surrounding an axial bore, of a substantially non-magnetic and/or magnetically permeable material, a piston, movable within the axial bore for driving a valve pin, the piston including a magnetic member generating a magnetic field such that axial movement of the piston in the bore modifies the magnetic field according to the position of the piston relative to a detection position, and a magnetic field detector attached to an exterior surface of the body portion at the detection position for detecting the magnetic field associated with the position of the piston and generating an output signal determined by the piston position.Type: ApplicationFiled: August 15, 2017Publication date: November 30, 2017Inventors: Zhuang Rui Tan, Lin Yang
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Patent number: 9827701Abstract: An injection molding apparatus including: a valve pin driven by an actuator, the valve pin extending axially through at least a portion of the channel length of the fluid flow channel, the fluid flow channel including a throat, downstream flow of the injection fluid being restricted by a bulb portion of the pin, the valve pin having an intermediate position where downstream flow of injection fluid is unrestricted and a fully downstream position where downstream flow of injection fluid is stopped at both the gate and at the throat, wherein the actuator is driven by a valve assembly comprised of a spool mechanically driven by first and second actuators or solenoids that each separately engage the spool at opposing axial ends to effect movement of the spool back and forth between the drive fluid flow positions.Type: GrantFiled: December 17, 2015Date of Patent: November 28, 2017Assignee: Synventive Molding Solutions, Inc.Inventors: Vito Galati, Zhuang Rui Tan
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Publication number: 20170326766Abstract: An injection molding apparatus and method for adjusting the axial position of a valve pin in an injection molding system, the apparatus comprising: a top clamp plate, a heated manifold receiving and distributing an injection fluid to an exit of a fluid delivery channel to a cavity of the mold, an actuator comprising a housing having a chamber enclosing a drive member for driving a valve pin along an axial path of travel, the actuator housing slidably mounted and adapted for controlled upstream and downstream movement of the drive member along a path complementary to the axial path of travel of the valve pin, a mounting plate and an axial position adjustment screw screwably mounted within the mounting plate upstream of the housing of the actuator for controllably moving the valve pin to selectable starting or ending injection cycle axial positions.Type: ApplicationFiled: August 2, 2017Publication date: November 16, 2017Inventor: Zhuang Rui Tan
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Publication number: 20170246784Abstract: An injection molding apparatus comprising a heated manifold, an actuator comprised of an actuator housing containing a drive member interconnected to a valve pin having a drive axis, one or more heat convectors each heat convector comprised of a heat conductive leg disposed within a gap disposed between the manifold and a downstream end of the actuator housing and a heat conductive arm extending distally upstream and away from the gap such that heat is conducted from the leg to the arm upstream and away from the downstream end of the actuator housing.Type: ApplicationFiled: May 16, 2017Publication date: August 31, 2017Inventors: Zhuang Rui Tan, Christian Carey, Vito Galati
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Patent number: 9738024Abstract: An injection molding apparatus comprising: a pneumatically driven actuator having a piston mounted within a fluid sealed chamber for slidable axial movement along or against an interior surface of the fluid sealed chamber via a non-elastomeric engagement or with a non-elastomeric material disposed between the piston and the interior surface of the fluid sealed chamber, the piston forming first and second drive chambers within the fluid sealed chamber, each drive chamber having respective fluid flow ports, a source of pressurized gas that generates gas flow at a selected maximum pressure or flow rate, a gas metering mechanism, a controller interconnected to the gas metering mechanism, the controller controllably moving the gas metering mechanism to selectable positions that correspond to reduced pressures or reduced flow rates during the course of pin travel from the fully downstream gate closed position to the fully upstream gate open position.Type: GrantFiled: December 29, 2015Date of Patent: August 22, 2017Assignee: Synventive Molding Solutions, Inc.Inventors: Sergio Ribeiro de Oliveira Antunes, Zhuang Rui Tan, Mark Moss, Christopher Lee, Vito Galati