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U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Application No. | Application Title | Issue Date |
| 20130115020 | ROCK DRILLING TOOL FOR ROTATIONAL PERCUSSIVE MACHINING OF CONCRETE, ROCK, MASONRY AND SUCH MATERIALS A rock drilling tool includes a drilling head provided with a cutting body and a helix arranged between the drilling head and a shaft. The cutting body extends continuously over a nominal diameter of the rock drilling tool and has an inner region configured as a centeri... | 05/09/2013 |
| 20130098505 | CUTTING BIT FOR PRUNING TOOL A cutting bit for a pruning tool includes an elongate body having a first end and a second end. At least one flute extends at least part of a distance between the first end and the second end of the elongate body. A shank is located at the first end of the elongate body... | 04/25/2013 |
| 20130045058 | DRILLING TOOL A drilling tool includes at least two chip flutes and a chisel edge with a thinned region. The thinned region merges continuously into the chip flutes in such a way that the thinned region forms the end of the respective chip flute in the region of the chisel edge.... | 02/21/2013 |
| 20130039709 | TWIST DRILL FOR ADVANCED MATERIALS The present invention is concerned with twist drills for drilling of composite materials such as carbon fibre reinforced plastic (CFRP) and glass fibre reinforced plastic (GFRP). The present invention proposes that a twist drill (2) is provided with a variable he... | 02/14/2013 |
| 20130004253 | DRILLING/REAMING TOOL A drilling/reaming tool includes a basic body which extends in a longitudinal direction. The basic body includes at least one end-side drilling major cutting edge, a main flute which is assigned to said drilling major cutting edge and is wound at a first helix angle, an... | 01/03/2013 |
| 20120294683 | ROTATABLE DRILLING TOOL AS WELL AS BASIC BODY THEREFOR Rotatable drilling tool has an insert top detachably connectable to a basic body and at least one chip flute. In each cross-section, each chip flute has a depth equal to the difference between the radius of a cutting circle and a radius of a greatest possible core circl... | 11/22/2012 |
| 20120288340 | Damaged Bolt and Screw Removing Devices A bit for removing a broken fastener comprises a tip from which extend two or more notches separated by traction or biting surfaces formed from two-sided frusto-conically-shaped regions. The surfaces are bounded on one side by a nonlinear cutting edge and on the other s... | 11/15/2012 |
| 20120269591 | DRILL FOR COMPOSITE MATERIAL AS WELL AS MACHINING METHOD USING SAME AND MACHINING APPARATUS USING SAME An object is to provide a drill for a composite material which can realize high-quality boring hardly causing burrs or delamination in boring of a member to be machined containing a fiber reinforced composite material at least partially. A drill 1 for a composite... | 10/25/2012 |
| 20120201619 | Drill Twist drill for short hole drilling with two chip flutes opening in a clearance surface of a front tip to form, with the clearance surface, two cutting edges. Chip flutes have three different part surfaces having different curvatures—a bottom surface with arc radius l... | 08/09/2012 |
| 20120114438 | BLANK AND TOOL WITH COOLING CHANNELS The application comprises a blank for producing a cutting tool with at least one inner bore for conducting fluids, wherein the blank comprises at least a first and a second portion along, its longitudinal axis, wherein the inner bore in the first portion is formed subst... | 05/10/2012 |
| 20120087753 | DRILL AND CUTTING METHOD USING SAME A drill includes a plurality of cutting edges formed at a front end portion; twisted flutes which are formed on an outer periphery from rear end portions of the cutting edges, respectively, and are configured to discharge chips produced by the cutting edges; and rake fa... | 04/12/2012 |
| 20120063857 | Indexable Drill and Drill Body An indexable drill includes an insert attachment seat and a chip discharging groove formed so as to extend from a leading end surface to a trailing end side of the drill in the direction of the axis of rotation and through which chips generated by the cutting insert are... | 03/15/2012 |
| 20120051863 | COMBINATION END MILLING/DRILLING/REAMING CUTTING TOOL A combination end milling/drilling/reaming cutting tool includes an end milling portion, a drilling portion, and a reaming portion. The cutting tool also includes a neck portion between the end milling portion and the drilling portion, and a clearance neck portion betwe... | 03/01/2012 |
| 20120039680 | DRILL AND METHOD OF CUTTING WORKPIECE USING THE SAME A drill of the present invention includes a first cutting edge and a second cutting edge each located at a front end of a cylindrical cutting part; a first flute and a second flute connected to the first cutting edge and the second cutting edge, respectively, in which t... | 02/16/2012 |
| 20120034043 | CUTTING TOOL WITH UNEQUAL FLUTE SPACING A cutting tool having a shaft with a longitudinal axis, wherein the cutting tool includes a first flute extending about the longitudinal shaft along a helix angle and a first cutting edge adjacent the first flute. The cutting tool also includes a second flute extending ... | 02/09/2012 |
| 20120020751 | Multi-directionally fluted rotary cutting tool A rotary cutting tool having a longitudinal body with a rotational axis, comprising a proximal aspect allowing for insertion into an unmotorized or motorized drill, a distal aspect with one or more cutting edges, and two or more fluted segments, among which at least two... | 01/26/2012 |
| 20120014760 | Modular Drill The invention relates to a modular drill including a shank part with an end side. A cutting part can be connected to the shank part at its end side. The shank part has at least one torque transmission element which projects on the end side and has at least one torque tr... | 01/19/2012 |
| 20120009034 | DRILLING TOOL The invention relates to a drilling tool (1) comprising a support shank (2) and an interchangeable cutting insert (3) which is fitted to the support shank (2) and which has an asymmetrical main lip (15) divided into a guide lip (10<... | 01/12/2012 |
| 20110274509 | CUTTING INSERT WITH HELICAL GEOMETRY AND HOLDER THEREFOR A cutting tool insert and holder therefore, the drill insert having a helical geometry corresponding to helical flutes in a drill body holder which enable the drill tool assembly to more efficiently remove chips from a hole during operation, the drill insert comprising ... | 11/10/2011 |
| 20110268518 | ROTARY CUTTING TOOL HAVING PCD CUTTING TIP A rotary cutting tool comprises an elongate body disposed about a longitudinal axis, the elongate body including a helical flute and a polycrystalline-diamond cutting tip. The cutting tip comprises an inner portion having an inner point angle and an outer portion having... | 11/03/2011 |
| 20110239375 | BIT STRUCTURE FOR POWERED TOOLS A bit structure for powered tools includes a shank action end at one end of a bit and a tool gripping section at another end. The shank action end has a conical directing portion formed by extending rearwards from a front edge of the shank action end. The directing port... | 10/06/2011 |
| 20110200404 | SPIRAL TAP A spiral tap is disclosed having a thread portion having an external thread, spiral flutes which is fluted in the same direction as a cutting/rotating direction, as seen in a direction away from a shank side, to divide the external thread, and cutting edges formed along... | 08/18/2011 |
| 20110200403 | MULTIPLE EDGE DRILL The invention relates to a multiple edge drill such as is especially used for machining difficult-to-machine, e.g. high-toughness materials, such as e.g. cast steel, steel for hardening and tempering or other difficult-to-machine steel materials including metallic cast ... | 08/18/2011 |
| 20110188953 | REAMING TOOL A reaming tool has a generally planar base with a base opening. A stand is coupled to the base and extends away from the base, the stand having at least one cross member. A guide opening extends through the cross member. An elongate reamer has a longitudinal axis, a fir... | 08/04/2011 |
| 20110188956 | Coated twist drill The present invention concerns a twist drill comprising a shank and a cutting portion which is defined by the axial length of the chip flutes and which is at least partially coated. To provide a twist drill having the aforementioned features and a process for the produc... | 08/04/2011 |
| 20110170973 | MULTI-BLADE SOLID CARBIDE DRILL The invention relates to a multi-blade solid carbide drill for cutting high-strength sandwich materials. The tool comprises a shaft section and an adjoining cutting part, into which a number of chip flutes that corresponds to the number of main blades is incorporated. I... | 07/14/2011 |
| 20110170974 | DRILL It is provided a drill having a plurality of twist grooves disposed around a drill axial center O and main cutting edges formed along their respective twist grooves in opening portions of the twist grooves at a drill tip, the drill being subjected to thinning in the vic... | 07/14/2011 |
| 20110158757 | ROTARY CUTTING TOOL HAVING SEALED MARGINS AND METHOD OF MAKING SAME A rotary cutting tool includes a generally cylindrical body having a first end, a second end and a longitudinal axis therebetween. A mounting portion is disposed about the first end, a head portion having an outer diameter is disposed about the second end, and a body re... | 06/30/2011 |
| 20110135413 | Reamer A reamer for the precision machining of a drilled hole, having a plurality of cutting bars which are separated from one another by chip grooves and extend in the longitudinal direction of the tool, wherein a plurality of chip divider grooves which run in the transverse ... | 06/09/2011 |
| 20110123284 | REAMER TOOL An improved reamer tool is described that has lower torque requirements, despite having more blades. Because of the lower torque requirements, the reamer can be used with a handheld drill. The reamer uses fewer cutting edges and has blades that do not extend into the ma... | 05/26/2011 |
| 20110116884 | HELICAL BIT TOOL A helical bit tool includes a bit head (1) with multiple helical pieces (2). Each helical piece has a side cutting edge (3) which faces on the direction of cutting operation. The surface of the side cutting edge which faces on the direction of cutti... | 05/19/2011 |
| 20110089218 | Anchor Installation Tool An anchor installation tool has an elongated driving member with a body portion and a head portion. A retaining mechanism retains the anchor installation to the drill bit. The mechanism has a housing on the body portion with a pair of bias lugs that project through the ... | 04/21/2011 |
| 20110081215 | TWIST DRILL Provided is a double-angle twist drill that increases the quality of drilling without increasing the amount of manufacturing work or the like. A secondary cutting edge 4b is substantially parallel to the rotation axis O of the drill, and at least a rake fa... | 04/07/2011 |
| 20100329802 | CUTTING DRILL AND METHOD FOR MANUFACTURING PRINTED WIRING BOARD A cutting drill includes a shank having a hole and formed to be gripped in a tool holder, and a drill body having a rod shape and locked into the hole of the shank. The shank has an axis around which the drill body rotates. The drill body has a cutting-edge portion form... | 12/30/2010 |
| 20100322728 | DRILLING TOOL FOR CHIP REMOVING MACHINING AS WELL AS A LOOSE TOP THEREFOR A drill of the loose top type, which is composed of a basic body and a replaceable loose top. In the front end of the basic body, a jaw is formed, which is delimited by two elastically bendable branches and an intermediate axial support surface, and in which the loose t... | 12/23/2010 |
| 20100316456 | Twist Drill With Negative Axial Rake Transition Between The Lip And The Secondary Cutting Edge A drill for making a hole within a workpiece has a body extending along a longitudinal axis, at least one flute extending along the body, and a drill point extending from the end of the body. The drill point has a periphery and is comprised of a chisel edge, a primary c... | 12/16/2010 |
| 20100290849 | COMPOSITE CEMENTED CARBIDE ROTARY CUTTING TOOLS AND ROTARY CUTTING TOOL BLANKS Composite articles, including composite rotary cutting tools and composite rotary cutting tool blanks, and methods of making the articles are disclosed. The composite article includes an elongate portion. The elongate portion includes a first region composed of a first ... | 11/18/2010 |
| 20100272531 | Cutting Tool and a Process for making Such a Cutting Tool A cutting tool having a monolithic construction includes an injection molded shank, and an extruded fluted portion extending forwardly from the shank, the shank and the fluted portion having a monolithic construction. The process for making the cutting tool includes for... | 10/28/2010 |
| 20100254779 | Solid step drill A solid step drill, including a front tip and a rear end between which a center axis extends and around which the drill is rotatable in a predetermined direction. At least two cylindrical sections are concentric with the center axis, a first section extending rearward f... | 10/07/2010 |
| 20100247255 | DRILLING TOOL FOR MACHINE TOOLS AND METHOD FOR THE PRODUCTION THEREOF The invention relates to a drilling tool for machine tools. The drilling tool comprises a drill body, a cutting head arranged on the front face of said drill body and a shaft arranged at the end thereof, wherein the drill body has two chip flutes, which are delimited at... | 09/30/2010 |
