Patent application number | Description | Published |
20090293859 | PORTABLE HEATING APPARATUS AND METAL FUEL COMPOSITE FOR USE WITH SAME - A particulate composite fuel of metal preferably of aluminum for a portable heater. The fuel reacts with oxygen in the air, producing heat. The composite fuel may also be flaked aluminum or iron nanopowder. A portable heater having a fuel mass, at least one thermal conductive member, and at least one insulating member. The heater transfers the heat of the oxidation of the metal particulate fuel to a desired mass to be heated, typically a food item. The multilayered heater also acts as a buffer absorbing released heat and releasing the heat to the desired mass at a rate slower than the absorbing. | 12-03-2009 |
20100146849 | Portable Heating Apparatus and Metal Fuel Composite for Use With Same - A particulate composite fuel of metal preferably of aluminum for a portable heater. The fuel reacts with oxygen in the air, producing heat. The composite fuel may also be flaked aluminum or iron nanopowder. A portable heater having a fuel mass, at least one thermal conductive member, and at least one insulating member. The heater transfers the heat of the oxidation of the metal particulate fuel to a desired mass to be heated, typically a food item. The multilayered heater also acts as a buffer absorbing released heat and releasing the heat to the desired mass at a rate slower than the absorbing. | 06-17-2010 |
20100252022 | SOLID-STATE THERMITE COMPOSITION BASED HEATING DEVICE - A solid state thermite reaction composition is provided comprising a fuel component, an initiating oxidizer, a primary oxidizer, a fluxing agent and a thermal diluent. According to another aspect, a heating device is provided comprising a heating chamber for receiving and storing a substance to be heated having at least two walls, a reaction chamber affixed to a wall of the heating chamber, a solid state thermite reaction composition located within the reaction chamber and an actuatable trigger mechanism affixed to the reaction chamber such that the trigger mechanism is in contact with the reaction composition. According to another aspect, a solid-state thermite reaction activation mechanism is provided comprising a first compound substantially in contact with a thermite reaction fuel, a second compound and a removable barrier located between the first and second compounds preventing any contact between the first and second compounds. | 10-07-2010 |
20100252023 | PACKAGE HEATING APPARATUS - A solid state thermite reaction composition is provided comprising a fuel component, an initiating oxidizer, a primary oxidizer, a fluxing agent and a thermal diluent. According to other aspects, a heating device, a heating element and an activation mechanism are provided. The heating device comprises a heating chamber defining an interior space for receiving and storing a substance to be heated, a reaction chamber disposed within the heating chamber, a solid state thermite reaction composition disposed within the reaction chamber such that it is physically isolated from and in thermal communication with the interior space of the heating chamber, and an activation mechanism having an actuator. The activation mechanism is in communication with the composition disposed within the reaction chamber and the reaction composition is inert until the activator mechanism is actuated. | 10-07-2010 |
20100255169 | PACKAGE HEATING APPARATUS AND CHEMICAL COMPOSITION - A heating device is provided comprising a heating chamber for receiving and storing a substance to be heated having at least two walls, a reaction chamber affixed to a wall of the heating chamber, a solid-state modified thermite reaction composition located within the reaction chamber and an actuatable trigger mechanism affixed to the reaction chamber such that the trigger mechanism is in contact with the reaction composition. According to another aspect, a heating device is provided comprising a heating chamber defining an interior space for receiving and storing a substance to be heated, a reaction chamber, a solid-state modified thermite reaction composition disposed within the reaction chamber such that it is physically isolated from and in thermal communication with the interior space of the heating chamber and an activator mechanism affixed to either reaction chamber or heating chamber such that the activator mechanism is in communication with the reaction composition. | 10-07-2010 |
20120031390 | PACKAGE HEATING DEVICE AND CHEMICAL COMPOSITIONS FOR USE THEREWITH - A solid state moderated chemical reaction for use with a heating device comprises the complete reaction between iron powder and the oxidizer sodium chlorate in stoichiometric balance such that the oxygen, rather than being emitted externally to the device, is fully reacted internally in the heating device to a solid oxide. A heating device comprises a heating chamber defining an interior space for receiving and storing a substance to be heated, a heater for use as a source of heat which includes a reaction chamber, a solid state reaction composition disposed within the reaction chamber such that it is physically isolated from and in thermal communication with the interior space of the heating chamber, an activation mechanism in communication with the composition disposed within the reaction chamber, and wherein the reaction composition is inert until the activation mechanism is actuated. Activation mechanism comprises an actuator having a user interface portion and an actuation portion, and the actuation portion carries a reaction initiation material that, when assembled with the heater, is capable of initiating a chemical reaction in the chemical composition when the actuation portion is actuated by a user. Heater comprises a housing defining an exterior shape of the heater and an interior space, a solid state chemical heating composition disposed within the interior space, and an activation mechanism in communication with the composition and having an actuator and disposed within the housing such that the activation mechanism is actuable exteriorly from the housing. Heater may be incorporated into the heating device, or alternatively may be modular and removably coupled to heating device. Heater may include an opening, or alternatively may be fully sealed for emission-free operation as well as to assure a controlled internal environment and to promote stability during storage. Various passive and active thermal controls based on physical or chemical responses of materials to temperature and appropriate to important use conditions for heating device are also provided. | 02-09-2012 |
20130327312 | PACKAGE HEATING DEVICE AND CHEMICAL COMPOSITIONS FOR USE THEREWITH - A heating device comprises a heating chamber defining an interior space for receiving and storing a substance to be heated, a heater for use as a source of heat which includes a reaction chamber, a solid state reaction composition disposed within the reaction chamber such that it is physically isolated from and in thermal communication with the interior space of the heating chamber, an activation mechanism in communication with the composition disposed within the reaction chamber, and wherein the reaction composition is inert until the activation mechanism is actuated. Activation mechanism comprises an actuator having a user interface portion and an actuation portion, and the actuation portion carries a reaction initiation material that, when assembled with the heater, is capable of initiating a chemical reaction in the chemical composition when the actuation portion is actuated by a user. | 12-12-2013 |
20140127634 | HEATING DEVICES AND METHODS WITH AUTO-SHUTDOWN - A modular heating system and method is presented that automatically shuts down the chemical reaction within a heater if the heat generated by the reaction is excessive. Heaters are designed to generate sufficient heat to warm food or drink in an adjacent container. If the container is empty, or if the heater is dislodged from the container, the heat generated by the heater will become dangerously high. When excessive heat is generated by the reaction in the heater, systems and methods of the present invention respond by terminating the reaction before all of the reaction mixture has reacted. | 05-08-2014 |
Patent application number | Description | Published |
20090062429 | METHOD TO MAKE AN ARTICLE COMPRISING POLYMER CONCENTRATE - This invention relates to a method to make an article comprising the steps of combining a semi-amorphous polymer having a heat of fusion of less than 70 J/g with a plasticizer and optionally one or more additives, to produce a polymer concentrate, combining the polymer concentrate with one or more final materials to produce an article precursor; and forming the article at least partially from the article precursor, wherein the polymer concentrate preferably shows no visible phase separation as demonstrated by the polymer concentrate having no visually detectable loss of the plasticizer after a portion of the polymer concentrate is aged on an absorbent surface for 24 hours at 25° C. An article produced by the method is also disclosed. | 03-05-2009 |
20090205776 | Blends Of Low Crystallinity, Low Molecular Weight Propylene Copolymers And Styrenic Block Copolymers - Styrenic block copolymers are blended with propylene copolymers to provide polymeric compositions with an improved balance between processability and elasticity. The compositions have improved processability by facilitating the ease with which a rubbery material, usually difficult to melt process, can be processed at high line speeds, which in turn improves the formation of the composition into films or other articles, assisted by a desired level of melt elasticity, i.e., a high elastic extension and recovery. | 08-20-2009 |
20090270545 | Propylene Copolymers In Soft Thermoplastic Blends - Thermoplastic polyolefins (TPOs) and/or thermoplastic vulcanizates (TPVs) are blended with low molecular weight propylene-dominated copolymers to provide polymeric compositions with an improved balance between processability and toughness. The compositions have improved processability by facilitating the ease with which a TPO or TPV, usually difficult to melt process, can be processed at high line speeds, which in turn improves the formation of the composition into articles. | 10-29-2009 |
20100152346 | Plasticized Polyolefin Compositions - The present invention relates to plasticized polyolefin compositions comprising a polyolefin and a non-functionalized hydrocarbon plasticizer. | 06-17-2010 |
20100316808 | Polyolefin Compositions for Coating Applications - A method for coating articles by melting and applying a composition to at least a portion of the article to be coated and then cooling the composition to form a coated article wherein the composition comprises a propylene-based polymer having a weight molecular weight of about 10,000 to about 100,000; a percent crystallinity of about 5% to about 40%; and a melt index of about 30 dg/min or more. | 12-16-2010 |
Patent application number | Description | Published |
20080276416 | TUBE BARRIER - A powered unit for performing blower operations or vacuuming operations is provided. The powered unit includes a blower tube, a barrier for preventing unintentional contact with moving parts in the powered unit, and a retention feature. The retention feature is located within the blower tube and the retention feature is configured for securing the barrier within the blower tube. The retention feature is included of an annular groove in the blower tube. The barrier is secured in the blower tube by a snap engagement with the retention feature. The barrier can also be deformed as it is inserted into the blower tube. The barrier then returns to its non-deformed shape when the barrier is secured in the retention feature in the blower tube. | 11-13-2008 |
20080295274 | ACCORDION VACUUM TUBE RELIEF - A powered blower/vacuum unit includes a base portion having a housing and a power air-moving device for creating an air stream. A generally rigid, elongate tube is adapted to permit at least the air stream to flow through the tube. The tube includes a fluid inlet disposed at a first end, a fluid outlet disposed at a second end, and at least one accordion relief structure disposed generally between the first and second ends and adapted to act as a resilient shock absorber. In one example, the accordion relief structure includes at least one internal rib and at least one intermediate flexible section located adjacent to each internal rib. In another example, a coupler is adapted to be removably attached to the housing and non-removably attached to the tube. In another example, a portion of the accordion relief structure is adapted to act as a positive stop for the coupler. | 12-04-2008 |
20080295279 | TUBE COUPLER - A powered blower/vacuum unit includes a base portion having a housing and a power air-moving device within the base portion. A tube is provided that is formed by a first manufacturing operation, such as a blow molding process. The tube extends a relatively large distance away from the housing and air flows through the tube along a relatively large distance. A coupler is also included for coupling the tube to the housing. The coupler is separately formed by a second, different manufacturing operation, such as an injection molding process. The coupler includes a plurality of one-way snap-in features configured to engage a plurality of receiver features located on the tube to non-removably attach the coupler to the tube. The housing can also include at least one male component and the coupler can include at least one complementary female component for securing the coupler to the housing. | 12-04-2008 |