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| 20080236711 | METHODS OF MANUFACTURING MONOLITHIC GENERANT GRAINS - Methods for making a pressed monolithic gas generant for an inflatable restraint device (for example, an airbag system for a vehicle) are provided. The methods include admixing a gas generant material with a ballistic performance modifier to form a mixture. The mixture is granulated. Then, a pressed monolithic gas generant grain is formed by applying pressure to the granulated mixture, where the grain has an actual density of at least about 95% of the maximum theoretical density. The pressure may be applied in a controlled manner to both side of the gas generant material in a die cavity, and removing formed grain from die cavity while maintaining some pressure to both sides of the grain, thereby further improving various pyrotechnic properties. The methods of the disclosure provide pyrotechnic compositions that are economical to manufacture, have improved burn rate, combustion profile, effluent quality, strength, durability, and integrity of the grain, while having a consistent shape between different production lots. | 10-02-2008 |
| 20090044885 | METHODS OF FORMING A MULTI-COMPOSITION PYROTECHNIC GRAIN - A multi-composition pyrotechnic material is provided for an inflatable restraint device (for example, an airbag system or pretensioner for a vehicle). The multi-composition pyrotechnic material can be a gas generant, a micro gas generant, or an igniter, for example. The multi-composition pyrotechnic material comprises a first pyrotechnic material that defines one or more void regions. A second pyrotechnic material, compositionally distinct from the first pyrotechnic material, is introduced into at least one of the void regions and forms a second region of the pyrotechnic materials. The second composition can be introduced to the void regions in the form of a slurry. Methods of forming such multi-composition pyrotechnic materials are also provided. | 02-19-2009 |
| 20090044886 | MULTI-COMPOSITION PYROTECHNIC GRAIN - A multi-composition pyrotechnic material is provided for an inflatable restraint device (for example, an airbag system or pretensioner for a vehicle). The multi-composition pyrotechnic material can be a gas generant, a micro gas generant, or an igniter, for example. The multi-composition pyrotechnic material comprises a first pyrotechnic material that defines one or more void regions. A second pyrotechnic material, compositionally distinct from the first pyrotechnic material, is introduced into at least one of the void regions and forms a second region of the pyrotechnic materials. The second composition can be introduced to the void regions in the form of a slurry. Methods of forming such multi-composition pyrotechnic materials are also provided. | 02-19-2009 |
| 20100096844 | AIRBAG WITH IGNITION DISTRIBUTOR - An inflator includes a housing and a gas generant disposed in the housing for creating a source of inflation gas. An initiator is disposed in the housing for producing a source of energy to ignite the gas generant. A distributor is disposed between the initiator and the gas generant. The distributor defines at least two distinct flow paths for distributing the source of energy to the gas generant. | 04-22-2010 |
| 20100230945 | MONOLITHIC GAS GENERANT GRAINS - A gas generant for an inflatable restraint device (for example, an airbag system for a vehicle) is a monolithic compressed solid that has a linear burn rate of greater than or equal to about 1.6 inches per second at a pressure of about 3,000 pounds per square inch. The gas generant can be in the form of an annular disk having a plurality of apertures. The gas generant may be substantially free of binder and may have a low initial surface area which progressively increases during burning. The gas generant provides a gas generation profile that improves restraint of vehicle occupants, including those occupants that are out-of-position. Additionally, the shaped gas generant decreases occupant exposure to toxic effluent combustion products and solid respirable particulates. | 09-16-2010 |
| 20110025030 | COMBUSTION INHIBITOR COATING FOR GAS GENERANTS - Methods of making and resultant compositions thereof, which include a gas generant having a coating including an inorganic combustion inhibitor. Such coated gas generants are useful in pyrotechnic compositions and ignition materials, and may be employed, for example, in inflatable restraint systems. The ratio of coated and uncoated gas generant bodies within an airbag inflator may be tailored to provide S-curve inflation performance. Spray application of aqueous mixture including the combustion inhibitor onto the gas generant body provides a rapid way to achieve a thin but robust coating. | 02-03-2011 |
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| 20090010715 | Mine Seal With Adhesive - An explosive-resistant mine seal is provided, which includes a pair of block walls. An adhesive is provided between adjoining surfaces of the blocks where the adhesive has greater strength properties than the blocks themselves. A core member is provided between the two walls and is bound thereto. The adhesive may be coated over the walls to increase the strength of the mine seal. | 01-08-2009 |
| 20090078433 | Method of Controlling Mine Fires with Polymeric Gel - A method is disclosed for controlling a mine fire by delivering a water-absorbent polymeric composition to a rock structure involved in a fire and infusing the polymeric composition into the rock structure. The polymeric composition may also be used to create a seal across a mine entry for controlling underground mine fires. | 03-26-2009 |
| 20110013991 | MINE SEAL WITH ADHESIVE - An explosive-resistant mine seal ( | 01-20-2011 |
| 20110139157 | System and Method of Delivering Emergency Breathable Gas Supply to Underground Mines - A system for delivering a sustainable emergency supply of breathable gas to a chamber in an underground mine includes a source of breathable gas, a pipe system for transporting the breathable gas buried below the mine floor in fluid connection with the gas source, and a regulator that controls the rate at which air is released from the pipe system. | 06-16-2011 |
| 20110262231 | Pumpable Support with Cladding - A support for use in mines and other underground workings is provided comprising a flexible inflatable bag configured for receiving a pumpable load-bearing material. A reinforcing material is provided for supporting the bag when the bag is filled with the load-bearing material. The reinforcing material can include reinforcing plates, rings, bands or barrels positioned about the outer periphery of the bag. Alternatively, the support can be formed from a plurality of stackable barrels that are filled with load-bearing material but without the inflatable bag. The barrels can include internal reinforcing or cladding material at spaced locations along the barrels to define controlled deflection zones. According to another design, the support can be designed to be extensible. The support is inexpensive to transport, can be erected on-site and has a reinforced structure with residual yield strength. A method for supporting a mine or other underground workings is disclosed. | 10-27-2011 |
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| 20100026135 | ELECTRIC MACHINE - A stator assembly adapted for use in an electric motor. The assembly includes a stator core having an annular rim and a plurality of teeth extending radially inward from the rim. The stator core has an outer diameter, a root tooth diameter and an inner diameter. Each tooth has a root, a neck extending inward from the root, a head opposite the root, and a length measured from its root to its head. The neck has a width. Each adjacent pair of teeth define a slot having an area. The assembly also includes a winding having aluminum and/or copper wrapped around at least three teeth of the stator core. The stator core and winding have four, six or eight magnetic dipoles. The stator core outer diameter is in a range from about 5.1 inches to about 5.9 inches. The stator core inner diameter is less than about 3.0 inches. | 02-04-2010 |
| 20100277019 | Electric Motor Endshield Having Variable Bearing Arrangement - An electric motor assembly includes a stator assembly and a rotor assembly having a shaft disposed within a motor case. The motor case includes an endshield with a centrally disposed bearing-receiving core that is configured to receive any one of a plurality of bearing assemblies, including at least a ball bearing and a self-aligning bearing, for rotatably supporting the shaft. The core includes a bearing assembly engagement surface with a generally cylindrical first portion and a generally frustoconical second portion, such that any of the selected bearings received therein directly contacts and engages the first surface portion or the second surface portion. | 11-04-2010 |
| 20120025646 | Cooling Tower Motor Having Improved Moisture Protection - An electrical motor has been developed having an epoxy, which encapsulates a stator winding to protect the stator winding from the humid and damp atmosphere associated with a cooling tower. The electrical motor includes a stator core, a stator winding configured about the stator core, and an epoxy encapsulating at least an end portion of the stator winding, the epoxy enabling the stator winding to be isolated from an atmosphere surrounding a fan within in a cooling tower operated by the electrical motor in which the stator core and the stator winding are positioned. | 02-02-2012 |
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| 20110209929 | APPARATUS AND METHODS FOR CONTROL OF A VEHICLE - Method for controlling a vehicle that includes a support, at least one wheel, a platform coupled to the at least one wheel, a coupling structure having a support portion coupled to the support and a platform portion coupled to the platform that allows the support portion to move or slide fore and aft with respect to the platform portion, an actuator coupled to the coupling structure to control the position of the support portion relative to the platform portion, a drive coupled to the at least one wheel to deliver power to the at least one wheel to propel the vehicle and maintain the platform level, and a controller coupled to the drive to control the drive and coupled to the actuator to control the actuator. | 09-01-2011 |
| 20110213522 | APPARATUS AND METHODS FOR CONTROL OF A VEHICLE - Method for controlling a vehicle that includes a support, at least one wheel, a platform coupled to the at least one wheel, a coupling structure having a support portion coupled to the support and a platform portion coupled to the platform that allows the support portion to move or slide fore and aft with respect to the platform portion, an actuator coupled to the coupling structure to control the position of the support portion relative to the platform portion, a drive coupled to the at least one wheel to deliver power to the at least one wheel to propel the vehicle and maintain the platform level, and a controller coupled to the drive to control the drive and coupled to the actuator to control the actuator. | 09-01-2011 |
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| 20100289919 | Method and Apparatus for Compensating for Fixed Pattern Noise in an Imaging System - The invention relates to a method and apparatus for configuring an imaging system to compensate for fixed pattern noise, variations in pixel values captured from an image sensor that vary according to a fixed pattern. In a method for configuring an imaging system for compensating an additive term component of fixed pattern noise, a pixel array is exposed to a scene of known radiance and an average white value is determined for each pixel of an array. Each average white value is compared to a predetermined reference value to determine a correction value for each pixel. In a method for configuring an imaging system for compensating both an additive and multiplicative component of fixed pattern noise, a pixel array is exposed to a first scene having a first known radiance, and frames of the scene are captured, and then the array is exposed to a second scene having a second known radiance and frames of the second scene are captured. After first and second average white values are determined for each pixel additive and multiplicative term correction values for each pixel are then determined by solving for a system of equations relating the first and second average white values and first and second scene radiances. Correction values can be utilized to correct pixel values of a frame of image data, and a decoding algorithm for attempting to decode a frame of image data including corrected pixel values can be activated. | 11-18-2010 |
| 20110031314 | IMAGING APPARATUS HAVING PLURALITY OF OPERATING STATES - There is described an imaging apparatus having an image sensor, and a plurality of operating states. Operation of the imaging apparatus can be differentiated between the operating states. In one operating state, the imaging apparatus can capture a frame of image data having image data corresponding to a predetermined number of pixels of the image sensor. The operating states of the imaging apparatus can be user selectable. | 02-10-2011 |
| 20110127325 | SYSTEM INCLUDING BAR CODED WRISTBAND - A bar coded patient wristband identifies a patient wearing the wristband. The system comprises a bar code reader to read the bar coded wristband. A host computer is connected to the digital link to receive the segment of data from the bar code reader. A database correlates the segment of data to a patient to identify the patient. The patient wristband comprises a plurality of bar code symbols. A computer then retrieves a patient record from the database to identify the patient wearing the wristband. In one embodiment, a patient wristband for identifying a patient accepts a plurality of markings of 2 D bar codes distributed along the strip. In another embodiment, the wristband comprises a plurality of linear bar code lines and spaces distributed along the strip. The lines and spaces form a 1 D bar code. | 06-02-2011 |
| 20110240740 | IMAGING TERMINAL, IMAGING SENSOR TO DETERMINE DOCUMENT ORIENTATION BASED ON BAR CODE ORIENTATION AND METHODS FOR OPERATING THE SAME - Embodiments of an image reader and/or methods of operating an image reader can capture an image, identify a bar code or IBI form within the captured image, and, store or display the captured image responsive to the an orientation of the bar code. | 10-06-2011 |
| 20110240741 | DOCUMENT DECODING SYSTEM AND METHOD FOR IMPROVED DECODING PERFORMANCE OF INDICIA READING TERMINAL - Embodiments of the present invention comprise an indicia reading terminal including operatively configured to interact with a storage module to store data, including location data, of a decodable indicia found in a captured document image. In one embodiment, the indicia reading terminal can be provided with one or more pre-stored information about the decodable indicia and/or the document. In another embodiment the indicia reading terminal can be provided with instructions and similarly operatively configured components that can identify information about the decodable indicia, store such information in a table, and utilize the tabulated data to process captured image data of subsequent documents. | 10-06-2011 |
| 20110240742 | SYSTEM OPERATIVE FOR PROCESSING FRAME HAVING REPRESENTATION OF SUBSTRATE - A system having an image sensor array can be provided for use in locating and decoding a bar code symbol represented within a frame of image data. An image sensor array can be incorporated in a terminal having a hand held housing. A terminal can be operative to capture a frame and locate a feature of a document represented within the frame, the document of a type having a bar code symbol at a predetermined location. The system can determine a location of a bar code symbol representation within an image representation. For determining a location of the bar code symbol representation in an image representation, the system can be operative to utilize pre-stored information respecting the document and the determined location of the document feature representation, the pre-stored information indicating a location of the bar code symbol in a document of the document type subject to image capture. | 10-06-2011 |
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| 20090279233 | HIGH VOLUMETRIC EFFICIENCY ANODES FOR ELECTROLYTIC CAPACITORS - A method for treating anodes of refractory valve metals by deoxidizing the anodes using Mg in an oven, prior to sintering. The process limits free oxygen in the metal compact and improves performance of a capacitor, especially with regards to rated voltage. | 11-12-2009 |
| 20100092326 | HIGH VOLUMETRIC EFFICIENCY ANODES FOR ELECTROLYTIC CAPACITORS - A method for treating anodes of refractory valve metals by deoxidizing the anodes using Mg in an oven, prior to sintering. The process limits free oxygen in the metal compact and improves performance of a capacitor, especially with regards to rated voltage. | 04-15-2010 |
| 20100265634 | HIGH VOLTAGE AND HIGH EFFICIENCY POLYMER ELECTROLYTIC CAPACITORS - A capacitor, and method of making a capacitor, is provided wherein the capacitor has exceptionally high break down voltage. The capacitor has a tantalum anode with an anode wire attached there to. A dielectric film is on the tantalum anode. A conductive polymer is on the dielectric film. An anode lead is in electrical contact with the anode wire. A cathode lead is in electrical contact with the conductive polymer and the capacitor has a break down voltage of at least 60 V. | 10-21-2010 |
| 20110252613 | HIGH VOLTAGE AND HIGH EFFICIENCY POLYMER ELECTROLYTIC CAPACITORS - A capacitor, and method of making a capacitor, is provided wherein the capacitor has exceptionally high break down voltage. The capacitor has a tantalum anode with an anode wire attached there to. A dielectric film is on the tantalum anode. A conductive polymer is on the dielectric film. An anode lead is in electrical contact with the anode wire. A cathode lead is in electrical contact with the conductive polymer and the capacitor has a break down voltage of at least 60 V. | 10-20-2011 |
