Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 7703360 | Lathe chuck having a hollow arbor The present invention provides a lathe chuck having a hollow arbor and a cylindrical turning shaft which slides within the hollow arbor. Such an arrangement accommodates a turning shaft of considerably greater length than would ordinarily be possible. For one embodi... | 04/27/2010 |
| 7004585 | Ophthalmic lens having an optical zone blend design An ophthalmic lens, such as multifocal contact lens, that is worn on the surface of the eye and has a blended design for a segmented optical zone. The lens has an anterior surface and an opposite posterior surface, wherein the anterior surface includes a vertical me... | 02/28/2006 |
| 6767018 | Machinable datum for a self-centering vacuum fixture A machinable datum for use in a vacuum fixture is disclosed. The vacuum fixture comprises: a cylindrical stationary mandrel portion having a central cavity therethrough, and comprising: a first end mountable to a machine tool, such as a lathe; a second end terminati... | 07/27/2004 |
| 6634862 | Hydraulic actuator A seal assembly is provided for use in a hydraulic actuator of the type including a cylinder, a piston movably disposed in the cylinder, and a piston rod connected to the piston and extending from an end of the cylinder. The seal assembly comprises a seal... | 10/21/2003 |
| 6634266 | Wheel hub assembly fixture A part clamping fixture assembly for locating and holding a wheel hub assembly for final finishing a flange face of the wheel hub includes a top portion having a bore formed therethrough. The fixture assembly includes a puller member having an upper end f... | 10/21/2003 |
| 6631660 | Self-aligning arbor system A self-aligning arbor nut system is disclosed. The self-aligning arbor nut system, according to the present invention, includes a body formed with a duct substantially coincident with the longitudinal axis of the body. A substantially circular ring known ... | 10/14/2003 |
| 6601485 | Dual brake rotor finishing system A brake rotor refinishing system provides simultaneously refinishing of two workpieces that are clamped at opposite ends of a duplex chuck, when the chuck is installed on a machine spindel. The duplex chuck has respectives sets of jaws that are independen... | 08/05/2003 |
| 6427566 | Self-aligning cylindrical mandrel assembly and wafer preparation apparatus including the same A self-aligning mandrel assembly is provided. The assembly includes a cylindrical inner core and a fulcrum disposed on an outer surface of the cylindrical inner core. A mandrel shell surrounds the cylindrical inner core. The mandrel shell has a wafer prep... | 08/06/2002 |
| 6370995 | Holder including a hydraulic piston for the detachable assembly of cutting tools A holder for the detachable assembly of cutting tools includes a clamping mechanism, which has a piston axially movable by applying oil pressure on either of two opposite sides thereof. A projection of the piston includes a cone surface with a moderate co... | 04/16/2002 |
| 6279437 | Pipe beveling machine A pipe beveling tool employs a draw bolt that pulls an actuator rearwardly. The draw bolt does not extend all the way through the device, enabling smaller diameter pipes to be engaged. Wedge keys provide adjustable engagement of the driving system to prev... | 08/28/2001 |
| 6145419 | Drive transmitting device A method of drive decoupling, and a drive decoupling device, utilized in connecting a driving member to a driven members that is attachable to a workpiece to be rotated about a drive axis, includes a laminated plurality of flexible sheet material, attache... | 11/14/2000 |
| 6145420 | Turret lathe tool holder A tool holder which uses a collet for holding a stationary tool on a turret of a turret lathe. The turret being of the type having a plurality of flat surfaces adapted for receiving a tool holder. The tool holder includes a body with a flat surface adapte... | 11/14/2000 |
| 6079303 | Automatic adjustable power chuck system and method A power chuck system is disclosed featuring a motor, a harmonic drive and a chuck. The harmonic drive is arranged with an input member driven by direct connection with the motor rotor, and an output member directly connected to a long stroke jaw actuation... | 06/27/2000 |
| 6062116 | Method of manufacturing hollow shaft and mandrel for holding cylindrical hollow shaft blank A hollow shaft is manufactured by defining a through hole axially in a shaft blank to produce a cylindrical hollow shaft blank, inserting a mandrel in the through hole of the hollow shaft blank, holding opposite ends of the mandrel concentrically with the... | 05/16/2000 |
| 6038948 | Workpiece spindle device for a machine tool A workpiece spindle device for a machine tool having a drivable workpiece spindle in a spindle housing and including a hydraulic oil supply device with a non-rotating housing portion connected to the spindle housing. An oil control device is connected to ... | 03/21/2000 |
| 5941146 | Work spindle A work spindle for a machine tool. The work spindle has a spindle guard tube, a clamping arrangement, a clamping force generator, which is arranged on the spindle guard tube and operates the clamping arrangement, and which has at least one first cylinder ... | 08/24/1999 |
| 5934163 | Carving blank and mandrel for mounting same in a carving machine An improved carving blank and mandrel for mounting the blank in a carving machine enables accurate carving of prosthetic and orthotic positive shapes. The blanks are simple to mount and dismount and means are provided enabling a repeatable mounting positi... | 08/10/1999 |
| 5743159 | Multifocal contact lens and method and apparatus for making the same A monocentric, multivision contact lens having a single optical axis and an anterior side. A first spherical vision surface is disposed on a first portion of the anterior side and has a first radius of curvature and a first center of curvature disposed al... | 04/28/1998 |
| 5667228 | Quick change mandrel for an engine lathe etc A two piece mandrel having two co-operating interfitting parts (similar to a bayonet type assembly) which may be twisted apart, or twisted together by means of a series of interlocking projections having complimentary ramping surfaces. The co-operating pa... | 09/16/1997 |
| 5161901 | Support device for a drum A support device for a drum (1) which is provided with two journals (57, 59) projecting from the drum on either side of the drum, whose centerlines (25, 27) substantially coincide with the centerline (9) of the drum. Each of the two journals (57, 59) is j... | 11/10/1992 |
| 5152060 | Process for manufacturing fine-structured bodies A method of producing a finely structured body comprised of a plurality of stacked, cut sections of foil at least one of which is provided with grooves. A machinable foil is wrapped around a cylindrical mandrel of a lathe to overlap opposing edges. The ov... | 10/06/1992 |
| 5138918 | Method and apparatus for securing drum blanks on isostatic mandrel A method and apparatus for securing a drum blank for machining includes inserting a cylindrical mandrel within a bore of a drum blank, introducing a liquid support material into a space between the outer diameter of the mandrel and the inner diameter of t... | 08/18/1992 |
| 5083484 | Pipe end preparation tool having improved torque reacting and clamping capabilities The present invention relates to a clamping device for clamping a mandrel to an elbow or pipe as well as to a torque-reacting device between a power unit housing and the mandrel. The torque reacting device has a pair of torque reacting keys mounted in a n... | 01/28/1992 |
| 5074177 | Machine tool with automatic workpiece clamping device A machine tool has a pair of rotary spindles which support opposite ends of workpiece to be machined. At least one of the spindles is driven and a ring having a plurality of arms is coaxially secured to this spindle for rotation therewith. The arms entrai... | 12/24/1991 |
| 4483522 | Adjustable mandrel for supporting tubular workpieces A mandrel for fixedly supporting a tubular workpiece during a machine tool cutting operation on the end area of the workpiece includes a pivotally mounted shaft that engages the workpiece and is mounted so as to be angularly adjustable relative to the cen... | 11/20/1984 |
| 4320675 | Mandrel for the coaxial external machining of workpieces with internal toothing In a mandrel for the coaxial external machining of workpieces with internal toothing, a reception sleeve with an external toothing corresponding to the workpiece toothing and having openings along the clamping length extending only on a portion of the cir... | 03/23/1982 |
