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| Number | Title | Issue Date |
| 8136516 | Concrete block splitting and pitching apparatus An apparatus for pitching and splitting a masonry block is provided. The apparatus includes a first pitching blade configured to move in a first direction. A second pitching blade is disposed adjacent to the first pitching blade, and the two pitching blades are sepa... | 03/20/2012 |
| 8061346 | Brick cutter A brick cutter includes a base, a swing arm that has a handle portion, wherein the handle portion has one end pivotally connected to the base and an opposite end formed with a head so that the swing arm is capable of swinging relative to the base, and a chisel that ... | 11/22/2011 |
| 8028688 | Concrete block splitting and pitching apparatus and method An apparatus for splitting a concrete block and pitching at least one edge of the split concrete block is provided. The apparatus includes a splitting blade have a blade edge, such as a sharpened edge or a dull edge. The splitting blade is configured to move in a fi... | 10/04/2011 |
| 8020545 | Method and apparatus for scribing tile A method and apparatus for scribing tile is disclosed. The disclosed scribing tool preferably comprises a scribe member, a tile engagement member, and an extension member. The scribe member is preferably connected to the tile engagement member via the extension memb... | 09/20/2011 |
| 8006683 | Block splitting assembly and method A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block h... | 08/30/2011 |
| 7980240 | Breaking machine A breaking apparatus (1) including a movable mass (3) for impacting on a striker pin (4), a housing (2) and a striker pin (4) configured to partially protrude through the housing (2), the apparatus (1) characterized i... | 07/19/2011 |
| 7967001 | Block splitting assembly and method A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block h... | 06/28/2011 |
| 7954484 | Splitting devices An apparatus for splitting stones and blocks comprises means (5A, 6A) for supporting a stone or block while it is subject to a splitting operation, a unit which includes an upper blade (1) for engaging an upper surface of the stone or block and ... | 06/07/2011 |
| 7870853 | Block splitting assembly and method The invention relates to equipment and related methods for producing concrete blocks. The equipment and methods described herein utilize splitting assemblies having larger projections and/or smaller projections or peaks disposed on at least one side of a splitting l... | 01/18/2011 |
| 7819112 | Stone cutting device A stone cutting device that utilizes first and second blade assemblies aligned within first and second support members. The first blade assembly is equipped with a source of hydraulic pressure that provides force to drive a blade downward. A second blade assembly me... | 10/26/2010 |
| 7766002 | Concrete block splitting and pitching apparatus An apparatus for pitching and splitting a masonry block is provided. The apparatus includes a first pitching blade configured to move in a first direction. A second pitching blade is disposed adjacent to the first pitching blade, and the two pitching blades are sepa... | 08/03/2010 |
| 7743761 | Rock cutting and trimming device A rock cutting and trimming device comprising a C-clamp, a hydraulic cylinder, a sleeve, a shaft, a top tooth, and a bottom tooth. The hydraulic cylinder is coupled to the shaft, the shaft fits inside of the sleeve, the sleeve is coupled to the top port of the C-cla... | 06/29/2010 |
| 7708005 | Apparatus and method for splitting masonry materials An apparatus for splitting masonry material which includes a frame and table vertically moveable in the frame, the table also having an attached lower blade, for supporting masonry material thereon to be split. An upper blade is positioned in the frame over the tabl... | 05/04/2010 |
| 7694670 | Method and apparatus for scribing tile A method and apparatus for scribing tile is disclosed. The disclosed scribing tool preferably comprises a scribe member, a tile engagement member, and an extension member. The scribe member is preferably connected to the tile engagement member via the extension memb... | 04/13/2010 |
| 7640928 | Cutting machine for cutting fiber-cement materials and method operation and use A method of cutting a sheet of fiber-cement and cutting machine programmed to effect such a method is disclosed. The method includes aligning a cutting plane of the sheet with at least one blade of a first cutting station. The sheet is cut along the cutting plane to... | 01/05/2010 |
| 7497213 | Wafer dividing apparatus A wafer dividing apparatus for dividing a wafer whose strength is reduced along a plurality of dividing lines, along the dividing lines, which comprises a tape holding means for holding a protective tape affixed to one side of the wafer; and wafer dividing means, ea... | 03/03/2009 |
| 7428900 | Block splitting assembly and method A masonry block that is produced from a workpiece that is split in a block splitting assembly which uses any of a variety of projections to supplement or replace the action of the splitting blade in splitting and dressing the workpiece. The resulting masonry block h... | 09/30/2008 |
| 7387119 | Dicing saw with variable indexing capability A saw for dicing substrates, such as semiconductor wafers, that has one or more variable indexing capabilities and two or more blades. One of the blades may be moved laterally or vertically, independent of one or more other blades. ... | 06/17/2008 |
| 7377275 | Imitation stone cutter A device for precise cutting of imitation stone. An upper blade is mounted to an upper blade mount assembly for vertical sliding movement over a stationary lower blade. Downward movement of a handle rotates a cam surface that engages a convex upper surface of the up... | 05/27/2008 |
| 7350446 | Wafer dividing apparatus A wafer dividing apparatus for dividing along dividing lines a wafer whose strength is reduced, along the dividing lines, comprising a tape holding means for holding a protective tape affixed to one surface side of the wafer; and a wafer dividing means comprising a ... | 04/01/2008 |
| 7338345 | Cutting machine A cutting machine comprising a chuck table for holding a workpiece, which is arranged such that it can move along a guide rail extending in a predetermined direction, a gate-like support frame that is arranged straddling the guide rail and has an opening for allowin... | 03/04/2008 |
| 7322108 | Hair cutting device A hand-held dressing device has a blade with a sharpened cutting edge. The blade is preferably V- or U-shaped and permanently or removably supported by the limbs of a Y-shaped body with an extending hand group. The blade may be made from a single piece or form multi... | 01/29/2008 |
| 7308892 | Method and apparatus for forming cracks in concrete A method of forming at least one crack (11) in a concrete article such as a concrete slab (10) having at least one crack promoting groove (28) formed in the surface (25) thereof and/or at least one crack promoting insert (12) cast ... | 12/18/2007 |
| 7302751 | Method of fabricating a rat's nest RFID antenna A method of fabricating a radio frequency identification (RFID) antenna on a substrate is disclosed. The antenna is fabricated on a substrate that includes already fabricated RFID chips. The substrate is connected with a carrier substrate and singulated to separate ... | 12/04/2007 |
| 7281537 | Multi-station block-texture modifying system and block-spacer Disclosed herein is a block-texture-modifying apparatus for modifying the surface texture of blocks. The apparatus comprises a support for supporting blocks thereon, a multi-station block-texture modifier for engaging blocks on the support, and a translational displ... | 10/16/2007 |
| 7279403 | Plate-like workpiece dividing apparatus Disclosed herein is a dividing apparatus for dividing a plate-like workpiece, which is put on the top surface of a protective tape affixed to an annular frame and which has reduced strength along dividing lines. The apparatus includes a frame holder for holding the ... | 10/09/2007 |
| 7267037 | Bidirectional singulation saw and method A singulation saw for sawing either substrate or wafers includes a pair of counter-rotating saw blades mounted for independent movement in a vertical direction for alternatively engaging with a substrate to be singulated. The singulation saw further includes a trans... | 09/11/2007 |
| 7262825 | Liquid crystal cell process for circular electrode in-plane switching mode liquid crystal display device and said device A process for forming an in-plane switching liquid crystal display device includes: defining a first liquid crystal cell area that has a first size and a second liquid crystal cell area that has a second size on a first bare glass, wherein first longer sides of the ... | 08/28/2007 |
| 7252081 | Method of producing split concrete blocks The present invention provides a method of producing split casted concrete blocks. The method comprises the steps of providing a production plate adapted to support one or more casted blocks. One or more of these blocks are casted on the production plate. A parting ... | 08/07/2007 |
| 7243646 | Apparatus and method for shearing reinforced concrete piles and metal piles and crushing reinforced concrete piles An apparatus (10) for shearing off reinforced concrete piles and metal piles, casing and conductor pipes, and crushing reinforced concrete piles has a frame (11) with first and second ends and a cutter blade (41) movably mounted on the frame dri... | 07/17/2007 |
| 7238091 | Stone fabrication scheme Methods and systems of fabricating stone products are provided. The method comprises the steps of providing a stone piece, separating the stone piece into a plurality of sawed stone slabs by cutting with at least one saw blade, separating the plurality of sawed ston... | 07/03/2007 |
| 7226336 | Method of producing a semiconductor device by dividing a semiconductor wafer into separate pieces of semiconductor chips A method of producing a semiconductor device by dividing a semiconductor wafer into separate pieces of semiconductor chips. This method includes forming a groove with a pattern according to an outer contour of a desired semiconductor chip, holding the semiconductor ... | 06/05/2007 |
| 7191525 | Two-stage attachment for cutting, crimping etc, and mechanical method thereof A two-stage attachment includes two stages of levers arranged to apply a cutting, shearing, squeezing and/or piercing force. The first stage includes a cam lever that has a segmented arcuate pushing surface. The second stage includes a blades support that has an arc... | 03/20/2007 |
| 7189304 | Substrate layer cutting device and method An automatic high-precision layer cutting device for separating a layer from a semiconductor substrate. The cutting device includes a fixed positioning member for receiving at least a portion of a semiconductor substrate that has a weakened area therein and a periph... | 03/13/2007 |
| 7179214 | Splitting blade changing device for block splitter A splitting blade changing device for a block splitter, comprising a revolving mechanism in which an upper rotary member is suspended by a supporting plate which is moved up and down by a cylinder installed in an upper part of a gate-like frame, a plurality of upper... | 02/20/2007 |
| 7157517 | Method of delaminating a graphite structure with a coating agent in a supercritical fluid The present invention involves a method of delaminating a graphite structure. The method comprises diffusing a coating agent in a supercritical fluid between layered particles of a graphite structure defining contacted graphite particles and catastrophically depress... | 01/02/2007 |
| 7146974 | Block splitting assembly and method A concrete block is produced from a workpiece that is split by a plurality of splitting assemblies, each of which comprises a multiplicity of peaks, for example alternating ridges and valleys. A splitting assembly is positioned to engage each of the top, bottom and ... | 12/12/2006 |
| 7131248 | Wafer shipper with orientation control An injection molded container for storing and transporting wafers includes a base having a wafer area upon which to place a stack of a plurality of wafer assemblies, wherein each wafer assembly includes a wafer frame upon which is mounted a wafer. A protective wall ... | 11/07/2006 |
| 7124754 | Method and device for creating a decorative block feature A method for creating a split face on a block, such as a retaining wall block, that includes curved features. The method includes using at least one curved blade to impart a splitting force on an unfinished block. The curve of the blade is imparted through the block... | 10/24/2006 |
| 7121310 | Underwater pile cutting apparatus and method of use An apparatus for cutting wooden piles underwater and a method of use are disclosed. The apparatus has a frame and brace configured for engaging a pile. A pressure medium activated cutting device is connected to the frame and oriented at an angle such that a pile can... | 10/17/2006 |
