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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 8142116 | Tool for rotary cutting machining A tool for rotary cutting machining includes a tool body and a replaceable cutting head detachably attachable to the tool body. At its front end, the tool body is provide with two coupling legs projecting in an axial direction. The respective coupling leg is provide... | 03/27/2012 |
| 8092126 | Indexable drill An indexable drill is offered which enables suitable integration of a drill body and cutting insert. The crosshatch angles of clamp receiving faces of a cutting insert which are respectively pressed by clamp faces and of torque receiving faces which cross the clamp ... | 01/10/2012 |
| 8021088 | Tool with releasably mounted self-clamping cutting head A metal cutting tool has a cutting head releasably mounted on a front end of a tool shank, in a self-clamping manner. The tool shank's forward end is provided with a pair of shank coupling portions, each having a forwardly facing shank support surface. A pocket rece... | 09/20/2011 |
| 7972094 | Rotary cutting tool having releasably mounted self-clamping cutting head with locking member A rotary cutting tool having a longitudinal axis defining forward and rearward directions and a direction of rotation, includes a cutting head releasably mounted to a front end of a tool shank. The cutting head includes a cap portion and a rearwardly extending tail ... | 07/05/2011 |
| 7832967 | Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert A rotary cutting tool that is composed of a tool shank with at least one chucking groove or chip flute and one exchangeable cutting insert. At the tip of the shank a recess for accommodating the cutting insert is provided. The tool shank, on its circumference, has a... | 11/16/2010 |
| 7467915 | Modular drill A drill having a replaceable cutting head, modified to eliminate forces which would distort the pocket of the drill shank and otherwise concentrate stresses which would cause failure of the drill. The cutting head has a frustoconical depending connecting member rece... | 12/23/2008 |
| 7407350 | Cutting tool assembly and cutting head therefor A rotary cutting tool comprising a solid cutting head mounted to a shank. The cutting head comprises a cutting portion adjacent a cutting head front face and a mounting portion integrally formed therewith and extending rearwardly therefrom. The shank comprises a rec... | 08/05/2008 |
| 7393162 | Gun drill A gun-drill comprises a cutting-head detachably secured to a shank, having a common longitudinal axis and comprising mating peripheral surfaces. A shank coupling portion comprises a forwardly tapering shank fixation surface is formed at a front end of the shank, and... | 07/01/2008 |
| 7377730 | Drill with releasably mounted cutting head A drill in which a cutting head is releasably mounted on a tool shank. The cutting head is axially supported by the tool shank at four spaced apart axial support regions on shank support surfaces. ... | 05/27/2008 |
| RE40297 | Two-piece rotary metal-cutting tool and method for interconnecting the pieces A tool includes a tool body and a cutting portion detachably mounted thereon, the tool being rotatable about a longitudinal center axis. The tool body includes flutes formed in an outer surface thereof, and a pair of forward projections at a front end thereof. The c... | 05/06/2008 |
| 7360974 | Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert A rotary cutting tool that is composed of a tool shank with at least one chucking groove or chip flute and one exchangeable cutting insert. At the tip of the shank a recess for accommodating the cutting insert is provided. The tool shank, on its circumference, has a... | 04/22/2008 |
| 7341409 | Tool for chip removing machining The present invention relates to a tool and a male part for chip removing machining. The tool includes a male part and a holder for the male part. The male part includes a radial and axial supporting and positioning portion and a threaded portion. A largest diameter... | 03/11/2008 |
| 7325471 | Toolholder and cutting insert for a toolholder assembly A toolholder and cutting insert for a toolholder assembly wherein the cutting insert has a tapered shank which provides a resilient interference fit with a tapered section of a bore extending within the toolholder. Additionally, a rearwardly facing face on the cutti... | 02/05/2008 |
| 7320566 | Cutting tool including detachable cutter head A cutting tool including a cutter head and a holder. One of the cutter head and the holder has a recess formed in its axial end portion and defined by its circumferential wall. The other of the cutter head and the holder has a protrusion formed in its axial end port... | 01/22/2008 |
| 7306410 | Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert A twist drill or rotary cutting device, in particular a drill, comprising a tool head or cutting insert consisting of a hard cutting material and a tool shaft which clamps the tool head between two clamp extensions that project axially from said tool shaft in such a... | 12/11/2007 |
| 7287937 | Multi-function milling cutter A multi-function miller cutter includes a shank with a receiving portion defined in the shank at an end of the shank. A threaded hole is defined in the receiving portion so as to secure a disposable cutter. An angle is defined between an axis of the shank and a cent... | 10/30/2007 |
| 7278806 | Two edge deburring tool A rotating tool for simultaneously deburring two surfaces of a workpiece is disclosed including a rotatable shaft having a first end and a second end with a first deburr surface on the first end facing towards the second end and having a first angle. A second deburr... | 10/09/2007 |
| 7261499 | Adjustable drill microstop with multiple offset depth settings An adjustable drill microstop apparatus is employed with a drill and a drill bit to limit the depth of a hole drilled into an object surface by the drill bit. The apparatus has a housing and a nose piece that is mounted for reciprocating axial movement in accordance... | 08/28/2007 |
| 7240593 | Miniature cutting insert holder A holder (20) for a cutting insert (12), which includes a head (22) with a pocket (24) for holding the cutting insert and a bar device (26) for supporting the head, allows the use of a removable head for a miniature head and bar de... | 07/10/2007 |
| 7168893 | Throw-away tipped drill, throw-away tip, and drill main body In a throw-away tipped drill, a slit is formed at the bottom surface of a tip attachment seat which faces towards the end of its axial line direction, with this slit extending towards the rear of the axial line direction. Furthermore, when seen from the end of the a... | 01/30/2007 |
| 7147414 | Spur point drill insert A cutting tool insert having a specialized spur point geometry at the center of the insert. The insert comprises a spur point cutting portion and a blade cutting portion wherein the spur point provides stability by providing a spot and allowing a flexible workpiece ... | 12/12/2006 |
| 7140815 | Drill for making flat bottom hole The present invention is directed to a helical drill configuration that allows substantially flat bottomed holes to be machined. At the cutting end of the body member, there are at least two cutting edges that are symmetrically oriented on apposing sides of the rota... | 11/28/2006 |
| 7131798 | Countersink for chip removing machining tool A tool for chip removing machining includes a drill and a countersink mounted to the drill. The drill includes a protruding land and at least one chip flute. The countersink includes a body, a plurality of inserts received in respective insert pockets formed in the ... | 11/07/2006 |
| 7112020 | Cutting tool configured for improved engagement with a tool holder A cutting tool has a shank with a cylindrical portion that is adapted to fit closely within a tool holder. The shank is adapted to be engaged by a setscrew of the tool holder at a first contact point. A clearance surface is provided opposite the first contact point.... | 09/26/2006 |
| 7096950 | Combined milling and scraping tool A downhole tool (1) for providing the dual role of cleaning and milling within a wellbore casing or liner is described. In an embodiment scraper blades (6) are mounted on a body (2) together with a milling sleeve (4). Additionally, a cent... | 08/29/2006 |
| 7097398 | Multi-functional bit & connect-disconnect coupling used therewith A tool employs a connect-disconnect coupling for a power drill to hold a multi-functional bit having at its one end a drill element adapted to form a hole and a countersink and at its other end a driver element to drive a screw or other type of fastener. ... | 08/29/2006 |
| 7090447 | Twist drill for drilling with a countersink cutting arrangement, and a cutting tool with a countersink cutting arrangement, and a cutting-chamfering tool A twist drill or drill/chamfer tool that comprises a drill with a shaft section. The shaft section is provided with a twisted flute and a clamping ring as the retainer of a facing cutter. The clamping ring tubularly encloses the shaft section or the drill shaft and ... | 08/15/2006 |
| 7083367 | Adaptor device for holding a blade An adapter device is disclosed for holding a blade having a first and a second side onto a distal end of a holder of a spade drill. The adapter device includes a body of generally cylindrical configuration, the body having a first and a second extremity. The body de... | 08/01/2006 |
| 7048480 | Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert A twist drill or rotary cutting device, in particular a drill, comprising a tool head or cutting insert consisting of a hard cutting material and a tool shaft which clamps the tool head between two clamp extensions that project axially from said tool shaft in such a... | 05/23/2006 |
| 7029211 | Pipe chamfer tool The present invention a pipe chamfer tool including a body having at least one aperture defined therein, the aperture sized and adapted to slidably receive a pipe. The chamfer tool further includes a cutting blade housed in the body defining at least one cutting sur... | 04/18/2006 |
| 7011478 | Spade drill insert having helical margins A spade drill insert and drilling tool assembly is provided wherein the lands of the spade drill insert have helical margins which provide increased stability during cutting operations. The margin may have a helical trailing side or leading side, a parallel helical ... | 03/14/2006 |
| 7008150 | Twist drill for drilling, a drill with a cutting insert, and a replaceable cutting insert for a twist drill On a drill with a base body and a replaceable cutting insert, the cutting insert lies in a receptacle that runs through the base body at a right angle to the latter's longitudinal axis and is open toward the drill tip, whereby the cutting insert is in contact by mea... | 03/07/2006 |
| 7004692 | Rotary cutting tool A rotary cutting tool has a cutting head, a screw member and a tool shank. The cutting head has an axially directed through bore with locking wings protruding from the bore surface. Each locking wing having a sloping locking surface and stopper with a stop surface. ... | 02/28/2006 |
| 6986627 | Cylindrical bore head tool with hard metal cutters In a cylindrical cutter head tool including a shaft part with a head support platform and a cutter head disposed on the cutter head support platform, the cutter head support platform and the shaft are an integral part made of tool steel and the cutter head is a sint... | 01/17/2006 |
| 6929024 | Threaded device for removing a fractured cartridge from a valve body An improvement for use with a hand operated wrench primarily intended for removing a cartridge from an opening, with such wrench having a slotted aperture at one end. This improvement comprises an elongate threaded device having a mounting shaft at one end, and tape... | 08/16/2005 |
| 6863478 | Device for connecting surgical clearing or drilling tool components A device for the coaxial connection of a surgical rotating tool to a shaft and the method of forming such a device. The device comprises a shaft defining a central axis and having a front end, a hollow body having a first end for engaging the front end of the shaft ... | 03/08/2005 |
| 6848869 | Spot and chamfer drill insert The present invention relates to a spot and chamfer drill insert which can be utilized to create accurately located spots for subsequent drilling operations while simultaneously providing a chamfer for the finished hole. The present invention utilizes web thin clear... | 02/01/2005 |
| 6843621 | Reamer A tapered reamer is disclosed. The reamer is used to make a tapered opening in a cylinder used in a crossing gate repair kit. A straight reamer is also disclosed. ... | 01/18/2005 |
| 6805521 | Chuck with additional cutting elements A chuck for securing a working tool in a machine tool and including a one-piece, ring-shaped carrier member arranged outside of the end surface of the receiving end region of the chuck and parallel thereto and provided with cutting region having additional cutting e... | 10/19/2004 |
| 6783307 | Rotatable tool with removable cutting part A rotatable tool for chip removing machining having a rotatable holder part and a cutting part that is detachably connected to a front end of the holder part. In a front end portion of the holder part, a forwardly open slot is formed, which separates two elastically... | 08/31/2004 |
