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 |
| 8161844 | Sliding device composed of combined structure of screw bolt and nut An object of the present invention is to provide a sliding device that can surely reduce damage caused by mutual sliding behavior. To achieve the object, a sliding device in which a screw bolt having a male thread and a nut having a female thread hole in which a fem... | 04/24/2012 |
| 7329199 | In-line actuator apparatus and method An actuator having an electric motor with a rotor shaft engaged with a gear set within a housing is provided. As an example, the gear set may be a planetary gear set. The planetary gears are engaged with a disk. The disk is fixed to a shaft rod or other force transm... | 02/12/2008 |
| 6932162 | Pneumatic processing machine having automatic stop at the end of a machining cycle A pneumatic processing machine includes a pneumatic motor, a circuit for connecting the motor to a source of compressed air, a tool holder spindle, and a drive mechanism. The mechanism includes a selection element which can be moved to select a first method of drivi... | 08/23/2005 |
| 6123426 | Anti-jam linear leadscrew drive and devices utilizing the drive A linear actuator (20) includes a frame (50) having a frame bore (52) that is threaded with an internal coarse thread (54). An antijam nut (56) is externally threaded with the coarse thread (58) and engaged to the internal coarse thread (54) of the frame ... | 09/26/2000 |
| 5676019 | Nut assembly using partial nuts to limit harmonic error A nut assembly intended for use with a lead screw in precision movement devices for compensating for harmonic error from the lead screw by utilizing one or more partial nuts which are opposed along an axis of the lead screw such that the partial nuts ride... | 10/14/1997 |
| 5607247 | Tool for manipulating multiple rotatable balanced bodies A device for steadying a first balanced rotatable member relative to a second balanced rotatable member. A steadying tool is applied to the first balanced rotatable member while another tool precision torques the second balanced rotatable member. An eleme... | 03/04/1997 |
| 5282719 | Quad mode fan pitch actuation system for a gas turbine engine Blade pitch is changed by an actuator that is responsive to the relative rotation of two input members. Blade pitch is not changed when the members are rotated at the same speed. However, blade pitch is changed in one direction when a braking torque is ap... | 02/01/1994 |
| 4723455 | Mechanical variable speed drive An electric motor changes the output speed of a mechanically-adjustable variable speed drive apparatus by controlled bi-directional rotation of a shifting screw engaged with a centerpiece assembly. In general, the dry traction apparatus may be either of t... | 02/09/1988 |
| 4703666 | Linear drive device The linear drive device has two motors (M1,M2) firmly arranged relative to each other, one driving the nut (10), the other driving the screw spindle (20), whereby the nut (10) driven by motor (M1) is mounted axially firmly... | 11/03/1987 |
| 4688448 | Drive mechanism for searchlights A motorized drive is provided, of a type which includes a pair of coaxial shafts that are individually motor driven, which is especially economical to manufacture and assemble, while providing reliable operation. The drive includes coaxial shafts and uppe... | 08/25/1987 |
| 4577532 | Automatic device for advancement of revolving mechanical organs A device for automatic advance of a rotating tool towards a workpiece, which includes a rotating tool holder for holding a cutting tool for operation on the workpiece. A gear wheel bears against the rotating tool holder which forces it toward the workpiec... | 03/25/1986 |
| 4547076 | Method and apparatus for making soft-ice in small quantities Soft-ice mixture, consisting of water or milk and commercially available powder, is frozen solid in a cylindrical container, then presented to a machine whereby the container is pressurized and which has an agitator that engages the surface of the solid t... | 10/15/1985 |
| 4465091 | Improved self-grinding valve An improved, motorized Lunkenheimer valve is provided having two independently actuated drive means for operating the valve, one of which moves the valve stem and disc longitudinally along the axis of the stem and the other of which rotates the stem and d... | 08/14/1984 |
| 4454473 | Spinning probe apparatus for inspection of bolt holes and the like A probe utilizing electrical fields for nondestructive testing of metals is disclosed which is mounted in a hand-held portable housing, or head, having limit switches therein for restricting up and down movement of the probe. Apparatus for selectively eng... | 06/12/1984 |
| 4442725 | Shock absorbing apparatus for travelling a table or tool rest in machine tools The present invention mainly relates to a shock absorbing apparatus for travelling a table or tool rest in machine tools such as a grinding machine, a lathe, a milling machine, a planer, and a drilling machine, wherein staged notch section is formed at bo... | 04/17/1984 |
| 4421183 | Flexible drive apparatus for boring lateral bore holes from well Apparatus is provided for penetrating boreholes in oil wells. The apparatus includes a shaft rotatable by power means. First means may be operatively associated with the shaft and a rod to obtain a rotation of the rod by the shaft. Second means obtain a l... | 12/20/1983 |
| 4292722 | Renewable nut for a lead screw drive and method of making same In a lead screw drive, such as that used in a lightweight lathe or milling machine for driving the workpiece relative to the cutting tool, the core of a drive nut is made of a material having a relatively low melting temperature, such as babbitt metal or ... | 10/06/1981 |
| 4241623 | Vertical drive mechanism for a cutting apparatus A vertical drive mechanism is provided for a cutting apparatus. The cutting pparatus can be used for in place machining of a valve seat which may include an annular turntable adapted to be rotatably mounted on the valve above the valve seat. A feed shaft i... | 12/30/1980 |
| 4000661 | Two-speed mechanical quill feed and spindle drive mechanism for a machine tool A mechanical quill and spindle drive mechanism is disclosed wherein the quill is advanced by means of a screw formed about its periphery and cooperating with a driven ball nut. The quill is received within a housing bore and accurately guided for longitud... | 01/04/1977 |
| 3955629 | Mechanical quill feed unit This application discloses an improved quill feed unit of the type used in automatic or semi-automatic machines for holding and advancing the tool during the machining operation, wherein the rapid advance, feed, and rapid retract movements present in each... | 05/11/1976 |
