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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7588372 | Guide wheel having a bearing for food and beverage applications The invention provides a wheel design that incorporates both a shield and seal on both sides of the guide wheel to eliminate direct liquid pressure on the seal. By retaining the lubrication, bearing life is extended, dramatically reducing machine downtime. In the pr... | 09/15/2009 |
| 7419305 | Sealing system for bearing assembly A sealing assembly for a bearing assembly. The sealing system comprising a removable cover and a rotatable member. The bearing assembly also comprising a bearing insert and a bearing housing. The removable cover is securable to the bearing housing. The rotatable mem... | 09/02/2008 |
| 7341379 | Pivot assembly for hard disk drive use To supply a pivot assembly for hard disk drive use that can reliably fix a seal member and solve the problem of out gas, thus reducing the expense and time incidental to the pre-load of a ball bearing. Ball bearings have been joined to both ends of a shaft, and on t... | 03/11/2008 |
| 7258491 | Bearing seal assembly for agricultural applications A contaminant-resistant bearing assembly includes a multi-lip seal with an extended shroud supported from the outer ring and projecting adjacent a stepped inner ring shoulder. A steel slinger supported from the inner ring is offset outwardly adjacent the shroud and ... | 08/21/2007 |
| 7134667 | Arrangement comprising a slinger associated with a shaft bearing and a gasket associated with a sealing gap A sealing arrangement for turbomachines with a shaft bearing, a throw-off ring and a shaft seal which is assigned to a sealing gap and has a seal housing wherein opposing faces of the throw-off ring and the seal housing form an annular gap for centrifuging out dirt ... | 11/14/2006 |
| 7097363 | Center bearing seal assembly A seal assembly includes a shield that is mounted to an outer race on each side of a self-centering bearing and a resilient seal that is mounted between a bearing inner race and a shield on each side of the bearing. The shield and seal form a protected annulus volum... | 08/29/2006 |
| 7090220 | Cartridge-type bearing seal for machine tool spindle A cartridge type bearing seal facilitates the prevention of contaminant ingress between a spindle rotor and a spindle housing, particularly in situations where a circumferentially uniform fluid pressure is generated within the annular volume of the spindle housing. ... | 08/15/2006 |
| 7080841 | Hub seal adapter A hub seal adapter has an outer diameter and thickness dimensioned to removably fit into the internal bore of a standard automotive hub in the same position that the grease seal would normally occupy, and be retained in the hub by the same snap ring as would be used... | 07/25/2006 |
| 7078837 | Method and apparatus for contamination protection for bearing assembly A bearing assembly includes a bearing housing; a rotatable shaft extending through the bearing housing; a bearing having an outer race and an inner race with a bearing seal therebetween, the outer race operably coupled to the bearing housing and the inner race opera... | 07/18/2006 |
| 7073949 | Disk blade bearing hub assembly A maintenance free repetitive sealing system for a disk blade bearing hub utilizing an integrated system of components to seal and protect the primary bearing seal. The blade side of the spindle includes a hub overlap portion which deflects dirt, keeps large debris ... | 07/11/2006 |
| 7063193 | Seal structure for relatively rotational members A seal structure is disclosed as mounted in a coupling 1, exposed in the vicinity of a stationary member 14, with a dust cover 15 being mounted to a cylindrical member 19 for preventing foreign material from entering a gap between the cou... | 06/20/2006 |
| 7001075 | Bearing hub A bearing hub for a gas turbine engine comprises an inner annular member defining a bearing chamber and an outer annular member extending around the inner annular member. Each annular member defines an aperture to receive a conduit which can extend to the bearing ch... | 02/21/2006 |
| 6979001 | Wheel bearing and sealing device therefor A wheel bearing includes a sealing device 5 positioned between inner and outer members 1 and 2. This sealing device 5 includes an elastic member 14, which eventually forms an encoder grid and is provided on a first annular sealing ... | 12/27/2005 |
| 6976790 | Seal structure for inner-shaft bearing of a front-wheel drive vehicle A seal structure for an inner-shaft bearing of a front-wheel drive vehicle includes an inner-shaft interconnecting a differential gear to a drive shaft for achieving balance between a left wheel drive shaft and a right wheel drive shaft. An inner-shaft bearing is as... | 12/20/2005 |
| 6935632 | Automatically disengaging spacing mechanism for a mechanical seal A spacing mechanism is provided for locating at least one rotatable component relative to a stationary component of a mechanical seal. The spacing mechanism is configured to automatically disengage from the rotatable seal component, and/or its associated hardware, u... | 08/30/2005 |
| 6817769 | Roller bearing having high performance bearing seal and cartridge A bearing assembly having a bearing inner ring with an inner raceway and a bearing outer ring with an outer raceway and a plurality of rolling elements positioned therebetween, and a seal cartridge including a seal carrier fixed with respect to the outer ring, a fli... | 11/16/2004 |
| 6802410 | Conveyor roller bearing housing A polyurethane conveyor roller end cap internally houses rolling bearing and externally is interference-fitted into an end of a roller tube. The outside surface of the body of an end cap, although arranged in large part to engage the tube, has provided therein a cir... | 10/12/2004 |
| 6722657 | Low torque seal assembly with open cell filter media Disclosed is a labyrinth seal assembly for sealing an annular gap defined between a bore of a housing and an outer surface of a cylindrical shaft, wherein the housing and shaft are relatively movable. The seal assembly includes radially inner and radially outer shie... | 04/20/2004 |
| 6715765 | Sealing structure of a ball bearing A sealing structure of a ball bearing is disclosed wherein a seal or a shield is provided on at least one side of the ball bearing, the ball bearing allowing rotation of either an outer ring or an inner ring. A large number of blades extend radially along an outer s... | 04/06/2004 |
| 6712580 | Seal apparatus for a water pump, rotation-support apparatus for a water pump, and a water pump A structure of a water pump is provided without increasing the cost thereof, or without enlarging the size to improve the durability of the water pump. A seal apparatus having a seal ring 13 and a slinger 14 in combination to prevent foreign matter fro... | 03/30/2004 |
| 6637943 | Hub assembly for automotive vehicles A steering knuckle is supported on a road wheel of an automotive vehicle by a hub assembly which includes a housing fitted into a bore in the knuckle and hub having a flange to which the road wheel is attached and also a spindle which projects from the fl... | 10/28/2003 |
| 6623165 | Bearing apparatus of sealing type When an inner race (12) rotates at a speed lower than a predetermined speed, a sealing body (27) contacts the sealingface part (21c), but when the inner race (12) rotates at a speed more than the predetermined speed, a contacting pressure to a sealing fac... | 09/23/2003 |
| 6619851 | Rolling element bearing having separate lubricant feeds for rolling elements and antechamber The invention pertains to a rolling element bearing for a product conveyor and/or product processing element of a harvesting machine, with the bearing including a rolling element chamber and an antechamber, that protects the rolling elements from the pene... | 09/16/2003 |
| 6558042 | Bearing guided ferrofluid seal and seal carrier A bearing guided ferrofluid seal and seal carrier system that may be used with a bearing assembly with an outer annular ring surface. A seal carrier of the present invention has a carrier ferrofluid seal surface and a carrier bearing surface that includes... | 05/06/2003 |
| 6485256 | Seal apparatus for a water pump, rotation-support apparatus for a water pump, and a water pump A seal apparatus is comprised of a seal ring 13 and a singer 14 in combination to prevent foreign matter from progressing into the rolling bearing 6a. The amount of compression δ of the second seal lip 23, which occurs when the tip edge of the second sea... | 11/26/2002 |
| 6464399 | Hub assembly for automotive vehicles A steering knuckle is supported on a road wheel of an automotive vehicle by a hub assembly which includes a housing fitted into a bore in the knuckle and a hub having a flange to which the road wheel is attached and also a spindle which projects from the ... | 10/15/2002 |
| 6345914 | Sealed rolling bearing with centrifugal feature A sealed rolling bearing comprising inner rings which can be divided in the axial direction and have a wall portion for defining part of a seal space therebetween, outer rings which can be divided in the axial direction to define a bearing space together ... | 02/12/2002 |
| 6241393 | Grease-lubricated sliding guiding members having a low coefficient of friction and an improved lifetime In a guiding device for mechanical members, which consists of two parts intended to engage by sliding friction, one of the two parts, called the smooth part, has a smooth, functional, i.e. friction, surface and the other part, called the pierced part, has... | 06/05/2001 |
| 6217219 | Bearing seal with uniform fluid purge A bearing seal includes a bearing housing which houses a rotatable shaft, with a flange of the shaft located outside the housing and an internal annular volume residing between the bearing housing and the shaft, the annular volume bounded at one axial end... | 04/17/2001 |
| 6152604 | Bearing unit A bearing unit having a sealed single-row deep-groove ball bearing. The sealed single-row deep-groove ball bearing includes an outer race ring with a sphered outer envelope surface, a housing with a sphered bore for accommodating the bearing, an inner rac... | 11/28/2000 |
| 6119553 | Rotation transmitting device A rotation transmitting device 1 introduces rotation into a vacuum side space 200 via a flexible meshing type gear drive 4 from an atmosphere side space 100. A first spacer 15 is disposed between ball bearings 13 and 14 of a rotation output shaft 5 positi... | 09/19/2000 |
| 5980115 | Bearing seal with uniform fluid purge A bearing seal includes a bearing housing which houses a rotatable shaft, with a flange of the shaft located outside the housing and an internal annular volume residing between the bearing housing and the shaft, the annular volume bounded at one axial end... | 11/09/1999 |
| 5904356 | Labyrinth seal with contaminant purging passageway for bearing housings An improved seal assembly for a bearing housing is provided and includes piston rights which do not contact the rotating shaft, and a grease supply passageway connected to a labyrinth, and a grease purging passageway exiting axially through the seal assem... | 05/18/1999 |
| 5890812 | Rolling contact bearing sealing device A rolling bearing sealing device comprises a first, truncated-cone surface (21) integral with the non-rotating race (11) of the bearing and diverging axially towards the outside of the bearing, and a second truncated-cone surface (23) parallel to the firs... | 04/06/1999 |
| 5823774 | Dynamically sealed surgical drill A device is disclosed that dynamically seals the collet of a high-speed surgical or dental drill from the ingress of contaminating substances with which the tool or collet of the drill comes into contact, such as blood, saliva, saline, tissue, bone chips,... | 10/20/1998 |
| 5751084 | Air discharge guiding arrangement for preventing the scattering of foreign matter of a spindle motor The present invention relates to a spindle motor used in a hard disc drive or a magnetic recording/reproducing apparatus, wherein air discharge guiding arrangement prevents foreign matter such as lubricating particles and dust scattered in the bearings of... | 05/12/1998 |
| 5725072 | Speed change gear device with lubricating auxiliary vessel In a speed change gear device having a gear shaft (30 in FIG. 1), bearings (32A, 32B), and a housing (21) which accommodates the gear shaft and the bearings therein; lubricating auxiliary vessels (50, 60) are mounted within the housing (21) so as to catch... | 03/10/1998 |
| 5727095 | Bearing seal with uniform fluid purge A bearing seal includes a bearing housing which houses a rotatable shaft, with a flange of the shaft located outside the housing and an internal annular volume residing between the bearing housing and the shaft, the annular volume bounded at one axial end... | 03/10/1998 |
| 5722779 | Bearing unit A bearing unit includes two pairs of bearings, a housing for housing the bearings and a flange through which the shaft is inserted. In order to prevent the invasion of cutting chips or cutting oil into the bearings, the flange is provided with a circumfer... | 03/03/1998 |
| 5722778 | Bearing device for vertical rotating machine A bearing device for supporting a rotating shaft substantially arranged in a vertical direction in a vertical rotation machine is disclosed. The bearing device enables the vertical rotation machine to operate in a stable and contamination-free condition b... | 03/03/1998 |
