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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Application No. | Application Title | Issue Date |
| 20110299949 | TOOL HOLDER WITH VARIABLE TOOL ROTATION RADIUS, MACHINE TOOL WITH TOOL HOLDER, AND MACHINING METHOD USING MACHINE TOOL Since a tool holder is formed of a structure which is elastically deformed by a centrifugal force produced as the tool holder rotates around a rotation center axis, the rotation radius of a tool with a cutting edge directed to the rotation center axis varies from zero t... | 12/08/2011 |
| 20110274510 | RETENTION KNOB FOR TOOL HOLDER A retention knob for use with a tool holder that is less prone to distorting a tapered tool holder surface, especially if it is over-tightened. The retention knob includes a knob head, a flange engageable with an end of a tool holder shank, a pilot segment receivable by... | 11/10/2011 |
| 20110217135 | TOOL HOLDER A tool holder includes a hollow taper shank chucking device having a center axis, a chucking device, a tension rod which cooperates with the chucking device and an actuating unit by means of which the tension rod may be actuated, i.e., displaced. The actuating unit has ... | 09/08/2011 |
| 20110200408 | Tool Coupling In a tool coupling in the form of a cutting tool used for internal machining operations, a second component having a single cutting portion is clamped to a first component by means of a clamping screw. The second component has a mounted surface with three male engaging ... | 08/18/2011 |
| 20110194907 | Tool Clamping Mechanism A tool clamping mechanism connects a first member to a second member. The first member has a cylindrical stem with a coupling tooth projecting from the stem. The second member has a clamping cavity formed by the union of a gripping bore and an access hole. The access ho... | 08/11/2011 |
| 20110174121 | TOOLHOLDER ASSEMBLY A toolholder assembly for releasably holding a toolholder includes a toolholder having a tubular shank with at least two perforations; a tool support member; a canister disposed within the tool support member and including at least two apertures; a lock rod movable with... | 07/21/2011 |
| 20110167969 | TOOLHOLDER ASSEMBLY An apparatus for releasably holding a tubular toolholder shank includes a tool support member; a canister disposed within the tool support member; a lock rod movable within the tool support member in a reciprocating motion for pulling the tubular toolholder shank into a... | 07/14/2011 |
| 20110158759 | TOOL HOLDER HAVING A COLLET HOLDER AND A TOOL INSERT FOR USE IN A TOOL HOLDER A system is proposed that is made up of a tool holder 1, a collet 15 with a clamping nut 19, and a tool insert 27, in which the collet 15 and the tool insert are fixed and positioned on various function surfaces within the tool holder ... | 06/30/2011 |
| 20110129313 | Tool Holder and Method for Assembling the Same A tool holder includes a drawing screw and a stopper member. The drawing screw is positioned in an intermediate hole. A rear end face of a head of the drawing screw faces a boundary wall surface, and a top end of a shaft of the drawing screw is screwed in a rear end of ... | 06/02/2011 |
| 20110085871 | Coupling Mechanism For Connecting A Toolholder Assembly And A Machine Tool A coupling mechanism for connecting a toolholder assembly and a machine tool. The coupling mechanism includes a first component configured for removably securing the toolholder assembly to the machine tool, wherein the first component includes an axial forward end defin... | 04/14/2011 |
| 20110067536 | Off-Axis Spring Held Clamping Unit A clamping device used for securing a toolholder for metal working operations includes a lock rod reciprocating along a lock rod longitudinal axis to radially activate locking balls to engage perforations within the shank of a toolholder, wherein the toolholder is orien... | 03/24/2011 |
| 20110038680 | TOOL HOLDER FIXING STRUCTURE A tool holder fixing structure is arranged to fix a tool holder for holding a tool attached with a throwaway tip to a tool-holder holding part of a machine tool so that a foreign-matter receiving clearance is provided between the tool holder and the tool-holder holding ... | 02/17/2011 |
| 20100316459 | TOOL COUPLING The invention relates to a tool coupling for connecting a tool carrier which can be driven in a rotating manner, in particular a milling tool with a machine spindle or an adapter connected to a spindle, wherein four drivers in a crosswise formation are provided for tran... | 12/16/2010 |
| 20100303572 | Lathe-mounted tool-holder An adaptive device for use as a tool holder for manual and computer numerical controlled lathes is provided to retain and use tools of various sizes, including those intended for use on CNC lathes and on mills. The device includes a sleeve, which includes an inner-taper... | 12/02/2010 |
| 20100247263 | Exchangeable cutting head and cutting tool having the same An exchangeable cutting head that is inserted into a mounting hole formed on a tool body, screwed on a mounting screw section provided on a bottom portion of the mounting hole, and is attached removably to the tool body, the exchangeable cutting head includes: a cutting... | 09/30/2010 |
| 20100226729 | Cutting head for a milling machine for manufacturing ophthalmic lenses made of plastic A milling head for a milling machine for producing synthetic spectacle lenses, comprising a rotational axis, a coupling part for tensioning into a milling spindle chuck, a shoulder which connects to the coupling part with a contact surface for the milling spindle chuck,... | 09/09/2010 |
| 20100143051 | BALL RACEWAY MILLING DEVICE, TOOL HAVING A BALL RACEWAY MILLING DEVICE, AND METHOD FOR THE APPLICATION OF A BALL RACEWAY MILLING DEVICE The invention relates to a ball raceway milling device (3) having a milling head (4) on which a cutting edge (6) is arranged. According to the invention, the milling head (4) consists of solid carbide. The invention further proposes a tool sy... | 06/10/2010 |
| 20100066037 | Axially adjustable tool holder An axially adjustable tool holder, essentially constituted by a principal body (1) with attachment, in a recess (2) of which is slidably mounted a mobile part (3) for mounting a tool (4). The mobile part (3) for mounting a tool (4 | 03/18/2010 |
| 20100061820 | TOOL HOLDER The present invention relates to a tool holder (1) that either has a modular design, and the modules of which are centered via interfaces, or/and in which a centered interface (9) is provided between the tool (5) and the tool receiver (4) suc... | 03/11/2010 |
| 20100054888 | Cutter Holder A cutter holder has a holder body and a sleeve. The holder body has a first end, a middle, an insert part and a mounting part. The insert part is formed on the first end. The mounting part is formed on the middle of the holder body and has an outer thread formed around ... | 03/04/2010 |
| 20100047031 | Crankshaft Milling Cutter The present invention concerns a method of machining bearing journals, with a first step for rough machining and with a second step for fine machining, wherein in the first step the journal is roughed with a crankshaft milling cutter and in the second step the journal i... | 02/25/2010 |
| 20090324353 | Method and apparatus for removing boiler tube stubs A rotary milling head removing all but a shell of a boiler tube stub and a plug to punch out from the boiler drum the remaining boiler tube stub.... | 12/31/2009 |
| 20090279964 | Holder main body There is provided a holder main body which has a simple structure, allows automatic tool change, and has high suction efficiency of cutting chips to be capable of preventing internal deposition. There is provided a holder man body having a mounting hole in which a cutti... | 11/12/2009 |
| 20090278324 | TOOL CHUCKING APPARATUS A tool chucking apparatus to hold a machining cutter or tool includes a holding member and a fastening member that are coupled together to form a grip space inside to hold a collet. The collet has a plurality of pawl structures with a plurality of elastic slots formed t... | 11/12/2009 |
| 20090256318 | Device for Detachably Coupling Two Parts A device for coupling two parts includes a first part having a cylindrical adapting journal and a radial flat surface which limits the adapting journal by the base thereof and being radially protruded, and a second part having a receiving sleeve with a cylindrical inter... | 10/15/2009 |
| 20090155011 | ROTARY TAPERED TOOL HOLDER WITH ADAPTER SLEEVE A rotary tapered tool holder includes a body and an adapter sleeve disposed about a portion of the body. The body and the adapter sleeve have front and rear contact surfaces with different taper angles. The front contact surfaces are optimized for an interference fit an... | 06/18/2009 |
| 20090129883 | CLAMPING ELEMENT FOR TOOL HOLDERS The invention concerns a clamping element of a coupling device for releasably but axially and rotationally fixing tool components for dry machining (MMS technology) and for wet machining. The element provides a friction-type connection between the components to be coupl... | 05/21/2009 |
| 20090092456 | CUTTER SUPPORT AND CUTTER HEAD The invention relates to a cutter support for fixing in a cutter head, comprising a shaft-like bar and a head with integrated cutters with minor cutters formed from a cutting surface and a free surface. According to the invention, a chamfer adjacent to the minor cutter ... | 04/09/2009 |
| 20090091091 | SHRINK FIT SLEEVE FOR TOOL HOLDER A tool holder includes a shank including a tool holder portion and a central bore for accommodating a cutting tool, and a first shrink fit sleeve disposed about the tool holder portion of the shank. An application of heat to the tool holder causes the tool holder portio... | 04/09/2009 |
| 20090087277 | DUAL-CONTACT TOOL HOLDER FOR LATHE/MILLER A dual-contact tool holder is provided for a lathe/miller, including a tool seat having an inner circumferential surface in which a circumferential groove is defined and an operation barrel having a circumferential surface in which holes are defined for receiving therei... | 04/02/2009 |
| 20090060673 | APPARATUS AND METHOD FOR MACHINING An apparatus and method for machining is provided. A mounting assembly for use with a spindle, a CNC machine, an auto changer device and an air supply line, can include a mounting collar and a mounting block. The mounting collar can have a collar body and a collar arm, ... | 03/05/2009 |
| 20090022563 | System for removing boiler tube stubs A rotary milling head for boiler tube stub removal with cylindrical cutting pieces removably secured to the milling head by forces exerted by the material being cut and by friction, without any separate securing element.... | 01/22/2009 |
| 20090003955 | MACHINE TOOL An exemplary machine tool includes a base and a drill for machining a specimen mounted on the base. The drill includes a main rotator and a bit holder mounted to the main rotator. The bit holder has a first rotator and a second rotator rotatably mounted to the bit holde... | 01/01/2009 |
| 20090003954 | MACHINE TOOL An exemplary machine tool includes a base and a drill for machining a specimen mounted on the base. The drill includes a main rotator and a bit holder mounted to the main rotator. The bit holder has a first rotator and a second rotator rotatably mounted to the bit holde... | 01/01/2009 |
| 20080310929 | TOOL AND METHOD FOR MACHINING A WORKPIECE, SUCH AS A MILLING TOOL FOR MACHINING A WORKPIECE, AND THE METHOD THEREOF Tool and method for machining a workpiece, such as a milling tool for machining a workpiece, and the method thereof. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract... | 12/18/2008 |
| 20080260483 | Tool holder dampening system A tool holder for use in a rotating spindle of a milling machine. The tool holder comprises a conically tapered shank portion for insertion into the spindle and a cutting tool mounting portion. Disposed between the shank and mounting portions is a flange portion. The fl... | 10/23/2008 |
| 20080226401 | Material removal tool stiffened with spacers arranged along a length An exemplary embodiment of a material removal tool has a housing at a mating end, an extension longitudinally extending from the housing to a distal end, a plurality of spacers arranged along the extension, and a nut at the distal end of the extension, wherein the plura... | 09/18/2008 |
| 20080166198 | TOOL HOLDER ASSEMBLY WITH POLYGONAL DRIVE MEMBER A tool holder assembly having a tool holder and a cutting tool. The cutting tool has a stepped shank that is matingly received within the lower end of the tool holder. The stepped shank is separated into distinct sections, including: a wedging section having conical mat... | 07/10/2008 |
| 20080145167 | Cutting machine A cutting machine includes a base, which has a worktable with a hole defined therethrough. A rolling cutter is inserted through the hole on the worktable and is rotatable on an axis to cut a workpiece carried on the worktable. A drive having a motor rotates the rolling ... | 06/19/2008 |
| 20080100007 | HOLDER FOR CUTTING TOOL An arbor for detachably attaching to a main spindle of a machine tool and holding a cutting insert, including: an attachment portion for attaching on the main spindle, which has a cylindrical shape extending along the axis L; a gripping portion extending outwardly of th... | 05/01/2008 |
