Patent application number | Description | Published |
20100180572 | FLADE FAN WITH DIFFERENT INNER AND OUTER AIRFOIL STAGGER ANGLES AT A SHROUD THEREBETWEEN - A FLADE fan assembly includes radially inner and outer airfoils extending radially inwardly and outwardly respectively from an annular shroud circumferentially disposed about a centerline. Inner and outer chords extend between inner and outer leading and trailing edges of inner and outer airfoil cross-sections of the radially inner and outer airfoils respectively. Inner and outer stagger angles between the inner and outer chords respectively at the shroud and the centerline are different. The radially outer airfoils may outnumber the radially inner airfoils and particularly by a ratio in a range of 1.5:1 to about 4:1. Load paths or radii may extend radially through the inner and outer airfoils and through the rotating shroud between the inner and outer airfoils and may pass near or through the inner and outer leading edges and through the inner and outer trailing edges. | 07-22-2010 |
20140064955 | GUIDE VANE ASSEMBLY FOR A GAS TURBINE ENGINE - A guide vane assembly for a gas turbine engine includes: a strut having: a root, a tip, a leading edge, a trailing edge wall, and opposed sidewalls extending between the leading edge and the trailing edge wall; and a pair of spaced-apart prongs extending axially aft from the trailing edge wall, each prong having an outer wall that is flush with a respective one of the sidewalls; and a flap positioned axially aft of the strut, the flap having a root, a tip, a leading edge, a trailing edge, and opposed sides extending between the leading and trailing edge, wherein a portion of the leading edge is disposed between the prongs, and wherein a disk-like flap button is disposed at the tip of the flap adjacent its leading edge, the flap button including a pair of spaced-apart notches formed therein. | 03-06-2014 |
Patent application number | Description | Published |
20080251183 | Apparatus and method of fabricating a door - An insert for fabrication of a door light in a door, the door includes a pair of interlocking and oppositely disposed door skins forming a cavity therebetween, each door skin includes a door light opening, the door light opening in each respective door skin is registerably aligned with the opposing door skin, the insert includes a pair of engagement flanges for engagement with the door skins within the cavity, the insert is engageable within the door light opening of each door skin to close the cavity between the door skins to prevent an infill of a foam into the door light opening during fabrication. A method for fabricating a door having a window including the steps of positioning a first door skin on a first press, positioning an insert in aligned registration with a first door light opening of the first door skin, positioning a second door skin over the insert, wherein the second door light opening is in aligned registration with the insert and the first door skin, applying pressure with the first press to secure the first and second door skins with the insert and injecting a foam into a first cavity formed between the first and second door skins and insert. | 10-16-2008 |
20080254243 | APPARATUS AND METHOD OF FABRICATING A DOOR - A method for fabricating a door having a window, the door having a first door skin and a second door skin, the method including the following steps in the order named: forming a first door light opening perimeter having a first plurality of tabs arranged about the first door light opening perimeter, wherein the first door light opening perimeter defines a first door light portion; forming a second door light opening perimeter having a second plurality of tabs arranged about the second door light opening perimeter, wherein the second door light opening perimeter defines a second door light portion; positioning the first door skin on a first press; positioning an insert in aligned registration with the first plurality of tabs; positioning the second door skin over the insert, wherein the second plurality of tabs are in aligned registration with the insert, and the first door light opening perimeter is aligned with the second door light opening perimeter; applying pressure with the first press to secure the first and second door skins with the insert; injecting a foam into a first cavity formed between the first skin outside the first door light portion, the second door skin outside the second door light portion and the insert; and, removing the first and second door light portions. | 10-16-2008 |
20100199570 | APPARATUS AND METHOD OF FABRICATING A DOOR - A method for fabricating a door having a window, the door having a first door skin and a second door skin, the method including the following steps in the order named: forming a first door light opening perimeter having a first plurality of tabs arranged about the first door light opening perimeter, wherein the first door light opening perimeter defines a first door light portion; forming a second door light opening perimeter having a second plurality of tabs arranged about the second door light opening perimeter, wherein the second door light opening perimeter defines a second door light portion; positioning the first door skin on a first press; positioning an insert in aligned registration with the first plurality of tabs; positioning the second door skin over the insert, wherein the second plurality of tabs are in aligned registration with the insert, and the first door light opening perimeter is aligned with the second door light opening perimeter; applying pressure with the first press to secure the first and second door skins with the insert; injecting a foam into a first cavity formed between the first skin outside the first door light portion, the second door skin outside the second door light portion and the insert; and, removing the first and second door light portions. | 08-12-2010 |
Patent application number | Description | Published |
20090071461 | SYSTEM AND METHOD FOR CUTTING GRANITE OR SIMILAR MATERIALS - Improved methods including providing a frame saw system having multiple blades for cutting slabs of masonry materials. The improved methods allow for cutting masonry materials into slabs having surface small deviations. A process for cutting masonry blocks of granite, marble, rock, and the like, also includes positioning a support structure of a unifying material perpendicularly across the blade of the frame saw, wherein the support structure is adhered to at least one of the blades for keeping the blades in fixed relative positions, subjecting the block to a sawing operation using the frame saw, and at least substantially removing the support structure as the blades become submerged in the block. | 03-19-2009 |
20100078005 | SYSTEM AND METHOD FOR CUTTING GRANITE OR SIMILAR MATERIALS - An improved frame saw system has multiple blades for cutting slabs of masonry materials. The improved systems and methods allow for cutting masonry materials into slabs having surface small deviations. A frame saw system may include a support structure of unifying material bonded to at least one of the blades for keeping the blades in fixed relative positions. The support structure may be removable from the frame saw system as the blades are engaged in a swinging motion cutting into the block. In addition, a process for cutting masonry blocks of granite, marble, rock, and the like, includes pretreating the surface of the block with a skim coat to fill surface irregularities prior to cutting operations. A frame saw system may contain one or more spacers between the saw blades wherein a compressive force is applied across the blades connected to a frame to reduce deflection of the blades while cutting. | 04-01-2010 |
Patent application number | Description | Published |
20080269715 | Use of an Adhesive as an Intestinal Barrier for Bariatrics - An apparatus for achieving weight loss in a patient is disclosed. The apparatus has a barrier material and an applicator for dispensing the barrier material about the intestine. An injector is used to place the barrier material to block nutrient transfer from the intestine into the blood stream. The barrier material is a polymerizable adhesive that can be injected interstitially between layers of the intestine, or injected into vascular structures to partially block the flow of blood to the nutrient absorbing layers. | 10-30-2008 |
20090120994 | Surgical Fastening Device With Initiator Impregnation of a Matrix or Buttress to Improve Adhesive Application - A material comprising a matrix or a buttress is impregnated with an adhesive initiator and is used with a surgical stapling device and an adhesive. The tissue and material are stapled together, and a knife in the surgical stapling device cuts the tissue and the material. The adhesive is applied across the cut and sets up or polymerizes to seals the cut when the adhesive contacts the adhesive initiator. The surgical stapling device can place the staples in a linear, arcuate, or circular array, and can anastomose luminal tissue. The methods of use can include stapling luminal tissue end to end, stapling two portions of material onto ether side of tissue, and stapling two portions of tissue onto a portion of material. Additionally, a portion of adhesive filed material can be stapled onto one side of portion of tissue and the adhesive initiator impregnated material can be stapled onto the other. Cutting the material and tissue provides a path for the adhesive across the cut, and catalyzes the adhesive from contact with the adhesive initiator. | 05-14-2009 |
20090143818 | Use of an Adhesive to Treat Intraluminal Bleeding - A surgical device to stanch the flow of blood is disclosed. The surgical device can place an implantable adhesive over or around varices or other bleeders. The surgical device has a vacuum system for capturing tissue and an adhesive system to apply adhesive to the captured tissue. A vacuum chamber is used to contact tissue and contains a chamber therein for the reception of tissue. An adhesive applicator is provided within the vacuum chamber and moves longitudinally therein to apply adhesive to tissue. The surgical device can apply an adhesive patch to tissue or inject adhesive into tissue. Alternately, an adhesive actuator and a chemical agent can be dispensed to tissue within the vacuum chamber. | 06-04-2009 |
20120265196 | SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES - A control circuit of a surgical device is disclosed. The control circuit includes a first circuit portion coupled to at least one switch operable between an open state and a closed state. The first circuit portion communicates with a surgical generator over a conductor pair to receive a control signal to determine a state of the at least one switch. | 10-18-2012 |
20130289592 | ULTRASONIC DEVICE FOR CUTTING AND COAGULATING - A surgical apparatus comprises a body, an ultrasonic transducer, a shaft, and an end effector. The ultrasonic transducer is operable to convert electrical power into ultrasonic vibrations. The shaft couples the end effector and the body together. The end effector comprises an ultrasonic blade in acoustic communication with the ultrasonic transducer. The ultrasonic blade includes a recess region having a plurality of recesses. The recess region is tapered such that the cross-sectional area of the recess region decreases along the length of the recess region. The ultrasonic blade is also curved such that a central longitudinal axis of the ultrasonic blade extends along a curved path. A reference circuit is used to account for voltage drops of unknown values during operation of the surgical apparatus. | 10-31-2013 |
20140276738 | SURGICAL INSTRUMENT WITH MULTIPLE CLAMPING MECHANISMS - A nested trigger assembly for a surgical instrument may generally comprise a first trigger and a second trigger, wherein the first trigger and the second trigger are movable together on a first stroke of the nested trigger assembly, wherein the second trigger is configured to be biased away from the first trigger after the first stroke and before a second stroke, and wherein the second trigger is configured to be moved toward to the first trigger during the second stroke. A surgical instrument may generally comprise a shaft comprising a proximal end and a distal end, a handle extending from the proximal end, wherein the handle comprises a gripping portion, and a nested trigger assembly extending from the handle. The nested trigger assemble may comprise one of a separable trigger assembly and a divisible trigger assembly. | 09-18-2014 |
20160089533 | SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES - Various examples are directed to systems and methods comprising receiving a control signal at a control circuit of a surgical device. The control circuit may comprise a first circuit portion coupled to at least one switch operable between an open state and a closed state. The first circuit portion may be configured to communicate with a surgical generator over a conductor pair to receive the control signal and may comprise at least one resistor coupled to the at least one switch. Methods may also comprise determining the state of the at least one switch based on the value of the resistor. | 03-31-2016 |
20160095617 | END EFFECTOR WITH A CLAMP ARM ASSEMBLY AND BLADE - An end effector of a surgical instrument may generally comprise a blade, and a clamp arm assembly comprising a clamp arm movable between an open position and a closed position relative to the blade, and at least one camming member rotationally attached to the clamp arm, wherein the at least one camming member is configured to rotate relative to the blade as the clamp arm moves from the open position to the closed position. | 04-07-2016 |
Patent application number | Description | Published |
20100269970 | TIRE WITH CIRCUMFERENTIAL GROOVES IN THE BEAD REGION - A tire comprising a circumferential tread, a circumferential tread, at least one circumferential belt, at least one carcass ply, a pair of sidewalls, and a pair of bead portions. Each of the bead portions comprising a bead core, a bead filler, a toe region, a heel region, a ledge region, and a flange region. The ledge region is provided between the toe region and the heel region, wherein the ledge region comprises at least one circumferentially continuous groove. The flange region each extending circumferentially about the tire, the flange region provided radially above the ledge region, wherein the flange region comprises at least one circumferentially continuous groove. | 10-28-2010 |
20120152467 | APPARATUS AND METHOD FOR PREPARING A TIRE FOR MOUNTING - An apparatus is configured to receive a tire having at least two bead portions, including a first bead portion and a second bead portion. The apparatus includes a plurality of members configured to engage the first bead portion of the tire, at least one expander configured to move the plurality of members outward, and a rotating device configured to rotate the plurality of members about an axis of the tire. | 06-21-2012 |
Patent application number | Description | Published |
20130247448 | OPTIMIZATION OF TORREFACTION VOLATILES FOR PRODUCING LIQUID FUEL FROM BIOMASS - Generation of a liquid fuel product in an integrated multiple zone plant is discussed. Syngas components are supplied to a methanol (CH3OH) synthesis reactor from outputs of a first zone containing a torrefaction unit and a second zone containing a biomass gasifier that are combined in parallel and that thermally decompose biomass at different operating temperatures. Char particles of the biomass generated in the first zone are fed to the biomass gasifier in the second zone. Gasoline is produced via a methanol to gasoline process in a third zone, which receives its methanol derived from the syngas components fed to the methanol synthesis reactor. The gasoline derived from biomass is blended with condensable volatile materials including C5+ hydrocarbons collected during the pyrolyzation of the biomass in the torrefaction unit in the first zone in order to increase an octane rating of the blended gasoline. | 09-26-2013 |
20130247454 | VARIOUS METHODS AND APPARATUSES FOR INTERNALLY HEATED RADIANT TUBES IN A CHEMICAL REACTOR - A radiant heat chemical reactor is configured to generate chemical products including synthesis gas products. Two or more tubes in the radiant heat chemical reactor separate an exothermic heat source, such as flames and gas from a regenerative burner, from the endothermic reaction of the reactant gas occurring within the cavity of the refractory vessel. The exothermic heat source heats a space inside the tubes. One or more feed lines supply chemical reactants to the cavity area between an inner wall of the cavity of the refractory vessel of the chemical reactor and the two or more tubes that are internally heated located with the cavity. | 09-26-2013 |
20130248760 | PARTICLE FOR GASIFICATION CONTAINING A CELLULOSE CORE WITH A COATING OF LIGNIN - A biomass composition of matter to be used in a torrefaction process or a biomass gasification reaction is described. The biomass in a particle form is created in a pretreatment step that occurs prior to the torrefaction process or the biomass gasification reaction. A bulk structure of the biomass is 1) stripped apart to at least partially separate an outer layer of lignin in the biomass from the cellulose fibers, 2) internally blown apart to create fragments of the fiber bundle, and 3) any combination of the two in the pretreatment step. The biomass in particle form has a length to thickness aspect ratio on average of less than 300 to 1, a thickness on average of less than 100 microns thick and a length on average of less than 3000 microns. | 09-26-2013 |
20130248767 | PRETREATMENT OF BIOMASS USING THERMO MECHANICAL METHODS BEFORE GASIFICATION - An integrated plant generates syngas from biomass, where the integrated plant includes a Thermo Mechanical Pulping (TMP) process, a biomass gasifier, a methanol synthesis process, and a liquid fuel generation process. Biomass is received as a feedstock in the TMP process. The biomass is pre-treated in the TMP process for subsequent supply to the biomass gasifier by using a combination of heat, pressure, moisture, and mechanical agitation that are applied to the biomass to make the biomass into a pulp form. The TMP process breaks down a bulk structure of the received biomass, at least in part, by applying steam to degrade bonds between lignin and hemi-cellulose from cellulose fibers of the biomass. Next, the broken down particles of the biomass are reacted in a biomass gasification reaction at a temperature of greater than 700 degrees C. to create syngas components, which are fed to a methanol synthesis process. | 09-26-2013 |
20130341569 | PRETREATMENT OF BIOMASS USING STEAM EXPLOSION METHODS - An integrated plant that includes a steam explosion process unit and biomass gasifier to generate syngas from biomass. A steam explosion process unit applies a combination of heat, pressure, and moisture to the biomass to make the biomass into a moist fine particle form. The steam explosion process unit applies steam with a high pressure to heat and pressurize any gases and fluids present inside the biomass to internally blow apart the bulk structure of the biomass via a rapid depressurization of the biomass with the increased moisture content. Those produced moist fine particles of biomass are subsequently fed to a feed section of the biomass gasifier, which reacts the biomass particles in a rapid biomass gasification reaction to produce syngas components. | 12-26-2013 |
Patent application number | Description | Published |
20120063704 | Multilayer Plastic Film - A thermoplastic bag suitable for use as a liner for a garbage canister or trash receptacle may be made from a multi-layered thermoplastic web material. The multi-layer web material may include a first layer and a second layer adjacent to the first layer. Under typical conditions, the layers may tend to block or adhere together to remain in their adjacent position. However, the layers may delaminate and separate from each other when sufficient forces are applied. Delamination of the layers allows the layers to move with respect to each other when the force is applied. The delaminating of the layers absorbs energy which may increase tear and puncture resistance. | 03-15-2012 |
20140038482 | Surface-Treated Non-Woven Fabrics - This disclosure relates to non-woven fabrics that include a plurality of continuous fibers and a composition containing a surface-modifying agent disposed on a surface of at least some of the fibers. At least some of the fibers are bonded to each other by one or more bonds. This disclosure also relates to methods and machines of making such a non-woven fabric, as well as laminates and products containing such a non-woven fabric. | 02-06-2014 |
20140072788 | Bonded Web and Manufacturing Thereof - Disclosed are highly extensible bonded webs or multilayered sheets containing these. These products can be processed in a ring-roll process without damage. The bonded webs or multilayered sheets can be used, for example in the manufacture of diapers. | 03-13-2014 |
20140334749 | MELT-BONDED THERMOPLASTIC BAGS WITH TAILORED BOND STRENGTH AND METHODS OF MAKING THE SAME - One or more implementations of a multi-layered bag with reinforced seals include an outer layer or bag and an inner layer or bag positioned within the outer layer or bag. The multi-layered bag further includes a draw tape positioned near the opening of the multi-layered bag. The draw tape can allow a user to at least partially close the multi-layered bag by drawing the layers of the bag together. The multi-layered bag further includes one or more tape seals that bond the draw tape to layers of the bag. The tape seals can be reinforced and include at least seven plies bonded together. One or more implementations further include methods of forming multi-layered bags with reinforced seals. | 11-13-2014 |