Patent application number | Description | Published |
20080302477 | Apparatus and Method for Melting and Dispensing Thermoplastic Material - An apparatus for melting and dispensing thermoplastic material is provided that includes an un-heated hopper having an inlet for receiving particles of a thermoplastic material and an outlet for discharging the particles and a heated manifold including at least one cavity formed therein and having an inlet and an outlet the inlet communicating with the outlet of the hopper for receipt of the particles from the hopper. The hopper is disposed external of the heated manifold. The heated manifold is effective for melting the particles into molten thermoplastic material therein. The apparatus further includes a pump having an inlet in fluid communication with the cavity. An outlet of the pump is in fluid communication with an inlet of a dispenser and an outlet of the dispenser is effective for dispensing the molten thermoplastic material therethrough. | 12-11-2008 |
20090084816 | TWO COMPONENT METERING PUMP ASSEMBLY - A liquid metering system is disclosed for pumping two components of an adhesive into a mixer. The liquid metering system uses gear pumps of certain dimensions to pump each component into a manifold which delivers the components to a mixer where the components become an adhesive. A fixed mass flow ratio related to the size of the gear pumps is automatically established because the gear pumps are driven by the same motor at a fixed speed ratio. The self-metering system eliminates the complexity of known adhesive pumping systems. | 04-02-2009 |
20090188604 | NOZZLE AND RELATED APPARATUS AND METHOD FOR DISPENSING MOLTEN THERMOPLASTIC MATERIAL - A nozzle for dispensing molten thermoplastic material includes non-circular outlets spaced apart from one another in a predetermined pattern. The nozzle may be used to dispense patterns of adhesive that form closed geometric shapes, such as for use in making hermetic seals. | 07-30-2009 |
20090236025 | APPARATUS AND METHODS FOR PRODUCING FOAMED MATERIALS - Apparatus and methods for producing a foamed material. Pressurized gas is introduced into a multiple-component mixture that contains a catalyst-containing component and a crosslinker-containing component. The multiple-component mixture may be directly mixed and combined with the gas in a mixing device. Alternatively, the multiple-component mixture may be combined in a first mixing device and this mixture may be subsequently combined with the gas in a second mixing device. When dispensed onto an application target, the gas entrained in the multiple-component mixture expands to form the foamed material. | 09-24-2009 |
20090261121 | VALVELESS LIQUID DISPENSER - An apparatus includes a valveless cartridge assembly that has a housing with an opening at a proximal end and an outlet port for dispensing the liquid at a distal end, with the opening being configured to accept a cartridge of the liquid therethrough and communicating with an interior space of the housing. A metered dispensing device is coupled to the valveless cartridge assembly and includes a positive displacement pump in fluid communication with the interior space and the outlet port for selectively dispensing the liquid through the outlet port. The apparatus may be such that at least a portion of the metered dispensing device is disposed within the housing or it may alternatively be coupled to an exterior of the housing. The positive displacement pump may be a gear pump. | 10-22-2009 |
20100250011 | METHOD FOR DISPENSING A VISCOUS MATERIAL - A method is provided for dispensing materials ( | 09-30-2010 |
20100300599 | Apparatus And Process To Apply Adhesive During Labeling Operations - A labeling apparatus and method for applying individual labels onto individual objects moving along a conveyor includes a label delivery mechanism configured to hold a plurality of the labels and operable to deliver individual ones of the labels adjacent to the conveyor. A non-contact adhesive spray applicator including at least one nozzle having a plurality of individual adhesive discharge orifices may be positioned and arranged to discharge adhesive from the orifices onto either the labels or the objects such that the labels may be respectively adhered to the objects. | 12-02-2010 |
20110300295 | JETTING DISPENSER AND METHOD OF JETTING HIGHLY COHESIVE ADHESIVES - Jetting dispensers and methods of non-contact dispensing a hot melt adhesive onto a substrate. The method may include jetting a plurality of droplets of the hot melt adhesive from a nozzle outlet toward the substrate in a direction of travel. Each droplet has a droplet length approximately aligned with the direction of travel and a droplet width shorter than the droplet length. The jetting is controlled such that each of the droplets does not collapse into a spherical-shaped droplet during flight from the nozzle outlet to the substrate. The nozzle outlet may be heated to a first temperature, and the method may further include rapidly heating each droplet of the hot melt adhesive to a second temperature higher than the first temperature upon release from the nozzle outlet. | 12-08-2011 |
20120187145 | TWO-COMPONENT LIQUID DISPENSER GUN AND SYSTEM - A liquid dispenser gun ( | 07-26-2012 |
20120247665 | Apparatus And Method For Melting And Dispensing Thermoplastic Material - An apparatus for melting and dispensing thermoplastic material is provided that includes an un-heated hopper having an inlet for receiving particles of a thermoplastic material and an outlet for discharging the particles and a heated manifold including at least one cavity formed therein and having an inlet and an outlet the inlet communicating with the outlet of the hopper for receipt of the particles from the hopper. The hopper is disposed external of the heated manifold. The heated manifold is effective for melting the particles into molten thermoplastic material therein. The apparatus further includes a pump having an inlet in fluid communication with the cavity. An outlet of the pump is in fluid communication with an inlet of a dispenser and an outlet of the dispenser is effective for dispensing the molten thermoplastic material therethrough. | 10-04-2012 |
20130108494 | METERING GEAR PUMP WITH INTEGRAL FLOW INDICATOR | 05-02-2013 |
20140042182 | APPARATUS AND METHOD FOR MELTING AND DISPENSING THERMOPLASTIC MATERIAL - An apparatus for melting and dispensing thermoplastic material is provided that includes an un-heated hopper having an inlet for receiving particles of a thermoplastic material and an outlet for discharging the particles and a heated manifold including at least one cavity formed therein and having an inlet and an outlet the inlet communicating with the outlet of the hopper for receipt of the particles from the hopper. The hopper is disposed external of the heated manifold. The heated manifold is effective for melting the particles into molten thermoplastic material therein. The apparatus further includes a pump having an inlet in fluid communication with the cavity. An outlet of the pump is in fluid communication with an inlet of a dispenser and an outlet of the dispenser is effective for dispensing the molten thermoplastic material therethrough. | 02-13-2014 |
20140102858 | HOT MELT SYSTEMS, FEEDER DEVICES AND METHODS FOR MOVING PARTICULATE HOT MELT ADHESIVE - Systems, feeder devices and methods for moving particulate hot melt adhesive from an adhesive supply to an adhesive melter. A feeder device includes a body having an inlet and an outlet, and an interior communicating with the inlet and the outlet. The inlet is configured to receive particulate hot melt adhesive from an outlet of the adhesive supply, and the outlet is configured to provide particulate hot melt adhesive to an inlet of the adhesive melter. The feeder device further includes a mechanical agitator positioned in the interior for urging the particulate hot melt adhesive in a flow direction toward the outlet. | 04-17-2014 |
20140117049 | ADHESIVE DISPENSING SYSTEM AND METHOD WITH MELT ON DEMAND AT POINT OF DISPENSING - An adhesive dispensing system and method are configured to melt adhesive on demand and maintain the adhesive in a liquid state between dispensing cycles. The dispensing system includes a dispensing applicator with a manifold passage, a receiving device including a receiving chamber for holding a small amount of solid adhesive at the dispensing applicator and a first heating device for melting the adhesive on demand, and a second heating device at the manifold to maintain the temperature of the melted adhesive before dispensing. The receiving device is positioned adjacent to or partially nested within a manifold of the dispensing applicator such that the melted adhesive is delivered directly into the dispensing applicator. The second heating device applies heat energy to maintain the adhesive in the manifold passage as a liquid. | 05-01-2014 |
20150063925 | HOT MELT ADHESIVE SUPPLY HAVING AGITATION DEVICE, AND RELATED METHODS - A hot melt adhesive supply system includes a container configured to receive a supply of unmelted hot melt adhesive pieces, and an agitation device configured to agitate the supply of hot melt adhesive pieces situated in the container. The hot melt adhesive supply system further includes a transfer conduit configured to communicate hot melt adhesive pieces from the container to a hot melt adhesive melter. | 03-05-2015 |
20150075625 | BULK ADHESIVE TRANSFER DEVICES, KNIFE GATE VALVE DEVICES, AND RELATED SYSTEMS AND METHODS - A bulk adhesive transfer system for transferring adhesive particulate to a melter includes a bulk supply and a transfer device, which may define a hopper of the melter, a mobile bin, and/or a buffer unit. The transfer device is configured to receive unmelted adhesive particulate from the bulk supply and then be selectively docked with the melter to transfer the adhesive particulate to the melter. The bulk adhesive transfer system may also include a knife gate valve device, which includes a plurality of ports that sequentially open and close to control flow of the adhesive particulate towards the melter. The bulk adhesive transfer system simplifies refilling operations for a melter while enabling continuous operation of the melter, even when the transfer device is undocked for removal from the melter. | 03-19-2015 |