Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 8186886 | Turbocharger shaft bearing system An improved bearing system is provided for use in high speed rotating machinery such as a turbocharger, wherein a turbocharger shaft is rotatably supported at opposite ends by a pair of angular contact bearings subjected to a predetermined and substantially constant... | 05/29/2012 |
| 7517154 | Turbocharger shaft bearing system An improved bearing system is provided for use in high speed rotating machinery such as a turbocharger, wherein a turbocharger shaft is rotatably supported at opposite ends by a pair of angular contact bearings subjected to a predetermined and substantially constant... | 04/14/2009 |
| 7346985 | Bearing assembly spacer adjustment system and method for adjusting spacer A system for adjusting at least one spacer of a bearing assembly includes a force-transmitting member and a preload regulator. The force-transmitting member is configured to operatively receive a force and to transmit the force to an adjustable spacer. The preload r... | 03/25/2008 |
| 7322805 | Impeller adjustment device and method for doing the same for close coupled pumps A method and apparatus are provided for adjusting an impeller in a motor and impeller assembly of a pumping device. The method features steps of: tightening mounting bolts so as to move the motor and impeller assembly of the pumping device forward until the impeller... | 01/29/2008 |
| 7309165 | Ball bearing retention apparatus An improved hybrid transmission including two electric motor/generator modules and a plurality of planetary gear sets operatively connectable to the motor/generators and to an engine is provided. Novel structural and packaging schemes enhance the function and effici... | 12/18/2007 |
| 7263901 | Method and device for determining the direction of displacement of a roller bearing component A measuring arrangement in a roller bearing, which determines the direction of displacement of a displaceable bearing component in relation to a stationary bearing component. Four pressure-dependent resistors (R1, R2, R3, R4) of a bridge ... | 09/04/2007 |
| 7217038 | Fixing structure for rolling bearing In a fixing structure for a rolling bearing in which a bearing fixing ring is incorporated in a device and a rotating member is fixed to a bearing rotating ring using bolts, fastening areas with the bolts are set so that the natural frequency of the device as a whol... | 05/15/2007 |
| 7155826 | Motor spindle with improved machining precision and method for operating one such motor spindle A motor spindle includes a spindle shaft for receiving a tool. The spindle shaft is accommodated in the housing of the motor spindle in a fixed bearing and a loose bearing. The received tool enters into contact with the machined workpiece in a tool interface when th... | 01/02/2007 |
| 7147380 | Pressure screw assembly primarily used with an axially guided locking ring to permit controlled axial clearance movement of the chock bearing A locking ring assembly retains a bearing to a shaft rotatably supported on a first axis of rotation. Guide pins or rods extend axially from an annularly shaped bearing retainer slideably disposed on the shaft towards the pressure ring, also slideably disposed on th... | 12/12/2006 |
| 7137315 | Wheel hub having driving mechanism A wheel hub for attaching to a vehicle includes a hydraulic engine received in a hub shell and attached or secured to the vehicle, for allowing the hub shell to be rotated relative to the hydraulic engine and the vehicle. The hydraulic engine includes a rotatable sp... | 11/21/2006 |
| 7108428 | Axle assembly with bearing adjustment mechanism The present invention provides an axle assembly for a motor vehicle including an axle housing, a differential assembly supported in the axle housing with a differential bearing, a bearing insert, an adjuster sleeve and a lock ring. The bearing insert is coupled to t... | 09/19/2006 |
| 7086783 | Laying head bearing with offset preloading A bearing assembly is disclosed for rotatably supporting a quill in the housing of a rolling mill laying head. The bearing assembly includes first and second axially spaced roller bearing sets interposed between the quill and the housing. The bearing assembly also i... | 08/08/2006 |
| 7001293 | Continuously variable transmission (CVT) assembly and method of axially positioning pulley members of a CVT A continuously variable transmission (CVT) assembly includes first and second pulley pairs having a drive belt extended therebetween. A transmission case cover includes a threaded aperture. A threaded sleeve and bearing assembly is positioned on a stationary pulley ... | 02/21/2006 |
| 6957918 | Axle shaft assembly An axle shaft assembly for a motor vehicle has a bearing unit, an axle shaft, and a bearing retainer. The axle shaft is supported within the wheel bearing unit. The axle shaft has an outer diameter. The bearing retainer is mounted on the axle shaft and abuts the whe... | 10/25/2005 |
| 6464435 | Machine tool A machine tool includes a tool spindle rotatably mounted in a housing. A tool member is disposed in a front spindle segment of the spindle and is releasably clamped by a clamping member. An actuating member is mounted in and is axially movable relative to... | 10/15/2002 |
| 6457864 | Omni-directional high precision friction drive positioning stage A high precision friction drive positioning stage system is described. The friction drive positioning stage system uses three special actuation systems, each having a tip in contact with the stage and being capable of generating directional elliptical mot... | 10/01/2002 |
| 6394658 | Bearing systems having reduced noise and axial preload A bearing system includes a housing with first and second relief cuts, and a bearing assembly that includes an inner race and an outer race. An adjust screw contacts a preload spring positioned adjacent the outer race. The preload spring exerts a force on... | 05/28/2002 |
| 6394655 | Method and apparatus for influencing background noise of machines having rotating parts A method and a shaft bearing for influencing machine background noise emitted by at least by one rotating part of the machine, especially for influencing the background noise within a passenger compartment of a motor vehicle. The amplitudes and/or the fre... | 05/28/2002 |
| 6312162 | Adjustable bearing spacer An adjustable bearing spacer (12) includes a cylindrical outer body (42) having a first end (44) for abutment with a bearing cone (28) disposed within one end of a hub (10) and an adjustable ring (46) for abutment with an opposite bearing cone (30). The r... | 11/06/2001 |
| 6283637 | Method for detuning the natural frequency of a rotatable part as well as a tunable rotatable part A method and apparatus for detuning the natural frequency of a rotatable part, which is rotatably disposed in the shaft bearing, and in the case of which the axis of rotation of the rotatable part is arranged axially identically with the axis of rotation ... | 09/04/2001 |
| 6244751 | Adjustable spacer having a generally axially curved bearing interface portion A bearing assembly adjustable spacer may include an end portion, a deformable portion, a transversely inward face portion, and a transversely outward face portion. The end portion may be configured for generally axial abutment (e.g., with a shoulder porti... | 06/12/2001 |
| 6210043 | Float control for pillow block bearing A support assembly comprising an elongated shaft, a bearing assembly at opposite terminal ends of said shaft paralleled in a pillow block, support means for each of said pillow blocks and means mounting one of said bearing assemblies for adjustable axial ... | 04/03/2001 |
| 6190052 | Method for changing the clamping conditions between a shaft bearing and a rotatable part as well as a shaft bearing A method for changing the clamping conditions between a shaft bearing and a rotatable part, which is rotatably disposed in the shaft bearing, and in the case of which the axis of rotation of the rotatable part is arranged axially identically with the axis... | 02/20/2001 |
| 6158898 | Preloading regulating mechanism for rolling bearings A preloading regulating mechanism for rolling bearings which is adapted to be used to adjust an axial force on the rolling bearings is disclosed. The preloading regulating mechanism includes a first fixing member, a regulator disposed in the first fixing ... | 12/12/2000 |
| 6123462 | Bearing system having reduced noise and axial preload A bearing system includes a housing with first and second relief cuts, and a bearing assembly that includes an inner race and an outer race. An adjust screw contacts a preload spring positioned adjacent the outer race. The preload spring exerts a force on... | 09/26/2000 |
| 6042273 | Adjustable preload spindle A machine tool spindle is associated with an adjustable preload mechanism for varying the preload on a bearing set for the spindle the mechanism comprising an annular piston that is selectively pressurized for loading spring(s) carried by a spring retaine... | 03/28/2000 |
| 5984527 | Oblong hole guide between two structural component parts An oblong hole guide is provided between two structural component parts of which the first, guiding structural component part has an oblong hole in which a guide bushing can glide in an adjustable manner transverse to its longitudinal axis, and which is f... | 11/16/1999 |
| 5806367 | Intermittent indexing apparatus using cam mechanism An intermittent indexing apparatus has a simple structure of supporting portions for bearings without requiring complicated manufacturing processes. The intermittent indexing apparatus includes input shaft, an output shaft, and a housing. An indexing cam ... | 09/15/1998 |
| 5807070 | Bearing arrangement for the rotor of a radial or diagonal flow compressor A fixed bearing for a radial or diagonal flow compressor is guided in a damping bush whose axial position can be fixed by means of a reconciling plate to establish a desired running gap with respect to the compressor housing. The damping bush has a receiv... | 09/15/1998 |
| 5685649 | Wheel adapted to eliminate bearing click An improved wheel assembly which eliminates "bearing click" is provided with raised, deformable structures placed within a gap between a bearing and fixed structures inside the wheel core. When the bearing is pushed into the wheel to abut at least one suc... | 11/11/1997 |
| 5647673 | Plate-cylinder bearing arrangement Plate-cylinder bearing arrangement for a printing press having a plate cylinder and a rubber-blanket cylinder mounted on respective shafts, the plate cylinder and its shaft being displaceable, and a side-register adjusting device serving for position corr... | 07/15/1997 |
| 5597242 | Bicycle hub with bearing preload adjuster A bicycle wheel or pedal crank hub with a bearing preload device in which an axle end cap that is attached to the end of an axle extending through the hub and supported on a bearing assembly is used for preloading the hub bearing assembly together with a ... | 01/28/1997 |
| 5507094 | Wheel bearing assembly with dual telescoping outer rings and improved load support A wheel spindle and bearing assembly for either a non-drive or driven wheel of a vehicle includes a unitary spindle of substantially constant diameter along the bearing section which includes dual raceways formed in the outer surface. Dual annular arrays ... | 04/16/1996 |
| 5411337 | Axially guided locking ring assembly A locking ring assembly retains a bearing to a shaft rotatably supported on a first axis of rotation. Guide pins extend axially from an annularly shaped bearing retainer slidably disposed on the shaft toward the pressure ring, also slidably on the shaft. ... | 05/02/1995 |
| 5221146 | Structure of bearing of geared shaft A structure of bearing journaling a geared shaft is disclosed in which a piezoelectric sensor is installed in a space between an outer ring of the bearing and its casing for detecting at least one of a force applied to the bearing and generated due to a m... | 06/22/1993 |
| 5207514 | Mounting, in particular for disk spindles In a mounting for disk spindles, an embodiment is provided in which, despite simple construction and simple assembly of the bearing, a high degree of precision is obtained. The angle ball bearings in O-arrangement have outer rings (4) the race (4') of whi... | 05/04/1993 |
| 5201272 | Device and process for detecting, in a machine, the position of contact of two parallel-axis rollers The present invention relates to a device for detecting, in a machine, the position of contact of two rollers of parallel axes of which at least one is mounted mobile. This device is characterized in that it comprises an elastic member mounted so as to un... | 04/13/1993 |
| 5190380 | Device for compensating expansion in rotatory equipment An assembly of rotatory engines and the like, for counteracting the effects produced by expansion in engines of this kind, in which at least one of the shaft ends, through a bearing and adjustment nut, is mounted on a cross plate, the shape of said plate ... | 03/02/1993 |
| 5186549 | Flexible mounting device for furniture products and the like A bearing assembly for use with a glider-type furniture piece or the like having a support frame and a carriage member adapted for movement relative to the support frame, the bearing assembly including an inner race member having a recess groove therein a... | 02/16/1993 |
| 5186068 | Gear reducer with backlash eliminator A gear speed reducer having an input shaft formed with a worm which meshs with a worm gear mounted on an output shaft disposed a fixed distance from and at right angles with respect to the input shaft. The worm is provided with an involute thread that pro... | 02/16/1993 |
