Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 8104971 | Resin cage for ball bearing It is a cage that is formed of a resin and that holds balls serving as rolling elements. The cage includes an annular base portion, and a plurality of claw portions that are formed to be arranged at constant intervals on the circumference of the base portion and to ... | 01/31/2012 |
| 7988365 | Cage for a bearing assembly A cage used in a ball bearing assembly is rendered to be of a ring shape having a plurality of pockets defined therein to hold a corresponding number of balls in a circumferential row. The radius of a bore of a circumferentially extending body of the cage as measure... | 08/02/2011 |
| 7938584 | Cage for inclined ball bearing A cage for inclined ball bearings with adjacent ball pockets separated from each other by webs. Elastically-deformable retainer lugs extend from the webs with flanks facing opposing directions and facing each other. ... | 05/10/2011 |
| 7828483 | Angular contact ball bearing An upper surface of an outer ring is disposed axially inwardly of an end surface of a larger-diameter annular portion of a cage, and an outer diameter of the end surface of the larger-diameter annular portion of the cage is larger than an inner diameter of a lower s... | 11/09/2010 |
| 7766553 | Ball bearing retainer, and ball bearing employing the same An inventive ball bearing retainer (4) is entirely composed of a resin composition, and has pocket surfaces (6) for retaining balls (5) and projections (8) provided on the pocket surfaces (6) and containing a solid lubricant (CB). ... | 08/03/2010 |
| 7674045 | Cage for inclined ball bearings The invention relates to a cage for inclined ball bearings with adjacent ball pockets arranged on the circumferential side around a rotational axis of the cage, comprising ribs between lateral walls. Each rib extends in the axial direction from one of the lands and ... | 03/09/2010 |
| 7524116 | Cage for tapered ball bearings The invention relates to a cage for tapered ball bearings. Said cage comprises adjacent ball bearing pockets that are arranged over the periphery about a rotational axis of the cage, in addition to elastically deformable retaining lugs that are located on one of the... | 04/28/2009 |
| 7507028 | Bearing retainer assembly and method A bearing assembly and method includes a two-piece ball bearing retainer. The retainer has a first set of fluid passage apertures penetrating into ball bearing sockets, and has a supplemental set of fluid passage apertures penetrating from one side of the retainer t... | 03/24/2009 |
| 7441959 | Bearing mechanism for spindle motor in magnetic disk drive Embodiments of the invention prevent trouble caused by an increase in viscosity of grease generated when a ball bearing operates at a low temperature, and fretting that an inner ring and/or an outer ring comes in contact with balls to produce wear when vibration is ... | 10/28/2008 |
| 7404675 | Ball bearing A retainer for a ball bearing formed in a generally annular shape and having a plurality of pockets arranged in a circumferential direction, respectively, to rollably hold a plurality of balls along a pitch circle, respectively, the pockets each having an inner peri... | 07/29/2008 |
| 7380990 | Bearing, bearing mechanism, and plunger pump A bearing comprises a cage which is provided on a circumference of a rotary shaft to hold elements rotating in an oil. A guide unit is provided on the cage to feed the oil in an axial direction or a radial direction of the rotary shaft. ... | 06/03/2008 |
| 7364365 | Conrad bearing cage The present invention provides a method and apparatus for retaining bearing balls in a bearing assembly. For example, a cage assembly may comprise an annular cage having a plurality of pockets in which to snap-in bearing balls via openings having a width less than t... | 04/29/2008 |
| 7347626 | Shaft bearing retainer A retainer for holding bearings within a shaft bearing has C-shaped pockets for holding the bearings. Between the pockets are connecting portions, which are close to the openings of the pockets. The rear sides of adjacent pockets and the rear side of the connecting ... | 03/25/2008 |
| 7329047 | Rolling member connection belt and motion guide device provided with same A motion guide device is provided with a rolling member connection belt for holding a series of rolling members which circulate in a circulation passage provided with a loaded rolling passage, a non-loaded return passage and a pair of rolling direction changing memb... | 02/12/2008 |
| 7258492 | Self-locking structure of split roller bearing cage A self-locking structure of a split roller bearing cage includes recesses, locker plates and locking projections. The recesses are defined in outer circumferential surfaces of opposite joint ends of two semicircular split roller bearing cage half-parts along horizon... | 08/21/2007 |
| 7244065 | Wheel support bearing assembly and angular ball bearing There is provided a wheel support bearing assembly (1) utilizing a dual row angular ball bearing. The bearing assembly (1) includes two ball retainers (5) for retaining corresponding rows of balls (4). One or both of the retainers (5 | 07/17/2007 |
| 7198408 | Shaft bearing retainer A retainer for holding bearings within a shaft bearing has C-shaped pockets for holding the bearings. Between the pockets are connecting portions, which are close to the openings of the pockets. The rear sides of adjacent pockets and the rear side of the connecting ... | 04/03/2007 |
| 7171868 | Bearing assembly A bearing assembly which spaces bearing elements in an unequal relationship from one bearing element pocket to the next. The spacing minimizes the likelihood that the bearing elements will rest in the exact same location on an inner and outer race to reduce the pote... | 02/06/2007 |
| 7124868 | One-way clutch device and method for manufacturing the same A one-way clutch device comprises a plurality of torque transmission members interposed between an inner race element and an outer race element for performing torque transmission therebetween only during one-way relative rotation. A cage has a pair of flanges for ho... | 10/24/2006 |
| 7121729 | Damped bearing cage Method and apparatus are provided for reducing vibration in bearings. There are provided first and second bearing rings with races, rotating members rollingly engaging both first and second bearing races, a cage for aligning the rotating members between the first an... | 10/17/2006 |
| 7059776 | Synthetic resin retainer and angular ball bearing An angular ball bearing is provided which can suppress runout of a retainer during high-speed rotation. A retainer of a synthetic resin is mounted between an outer ring and an inner ring, and balls are housed in pockets formed in the retainer. The pockets are cylind... | 06/13/2006 |
| 7059777 | Assembly for ball bearing with double raceway and method of manufacturing ball bearing with double raceway An assembly for a ball bearing with double raceway assembled in an outer ring member provided with double row raceway surfaces apart from each other in an axial direction from one side in an axial direction, on an inner peripheral surface includes an inner ring memb... | 06/13/2006 |
| 7056087 | Traction drive shaft seal A rotating shaft seal assembly for a shaft supported for rotation within a housing includes a traction drive rotating a seal ring about the shaft at a speed different from the shaft. The seal ring supports a plurality of seal elements rotated at the speed different ... | 06/06/2006 |
| 7044645 | Retainer with rotationally symmetric pockets A retainer having an annular body with a plurality of pockets. Each pocket has a pair of corner portions that form an opening. The pockets have a spherical inside surface and a pair of tapered surfaces. Alternatively, the pockets can have a spherical inside surface ... | 05/16/2006 |
| 7033082 | Angular contact ball bearing and spindle device An angular contact ball bearing includes an outer ring having an outer ring race formed on an inner surface thereof, an inner ring having an inner ring race provided on the outer surface thereof, a plurality of rolling elements provided between the outer ring and th... | 04/25/2006 |
| 7033081 | Ball bearing A ball bearing in which an annular cage with a plurality of pockets formed through the annular cage is incorporated between inner and outer rings, a ball is housed in each pocket, the annular cage is guided by the outer ring, and a relationship between a radial clea... | 04/25/2006 |
| 7029181 | Rolling bearing and fan motor using the same A rolling bearing lubricated with a grease includes an outer ring, an inner ring, a plurality of rolling elements disposed between respective rolling raceway tracks of the outer ring and the inner ring, and a retainer having a plurality of pockets for locking the ro... | 04/18/2006 |
| 7025391 | Non-permeable pipe connector structure A non-permeable pipe connector structure, the design of which effectively prevents external material (such as vapor and miscellaneous substances, etc.) intrusion. To obstruct the intrusion of external matter into the pipe connector, a ball bearing holder is disposed... | 04/11/2006 |
| 6969235 | Air turbine starter with angular contact thrust bearing An air turbine starter for use in aircraft or other gas turbine engine applications. In a particular embodiment, the air turbine starter has a thrust bearing having an outer ring, an inner ring, a cage and balls. The outer ring has a first shoulder, a second shoulde... | 11/29/2005 |
| 6957919 | Double-row angular contact ball bearing In a double-row angular contact ball bearing comprising an outer ring (1), an inner ring (2) and two ball crown rings (3, 4) formed by bearing balls (3.1, 4.1) guided in two separate cages (3.2, 4.2) and supported on shoulders (... | 10/25/2005 |
| 6955476 | Retainer for rolling bearings In machining a pocket (1) installing therein a rolling element, tools (7, 8) are prepared whose milling parts (5, 8a) have contours which coincide with the sectional configuration of the pocket resulting when the pocket has been machined ... | 10/18/2005 |
| 6896415 | Rolling bearing and bearing apparatus In a bearing apparatus which is composed of two bearings each including a crown-shaped retainer and in which a lubricant is filled into its raceways, a preload is applied from the retainer pocket-opening side end face of an inner ring, and also a preload is applied ... | 05/24/2005 |
| 6843604 | Ultrathin-walled rolling bearing The designing of an annular integral type is established by forming a cage of a resin material that satisfies the condition (a) that the ratio of its linear expansion coefficient to that of bearing steel is not more than 2 or the condition (b) that its water absorpt... | 01/18/2005 |
| 6837624 | Bearing cage, ball bearing comprising such a cage and process for assembling such a bearing A ball bearing which includes a cage which defines recesses for receiving balls in a single row. The cage is in the form of a ring obtained by casting or machining and is intended to be interposed between an inner ring and an outer ring of the bearing. The cage incl... | 01/04/2005 |
| 6835000 | Ultrathin-walled rolling bearing and cage therefor It is intended to suppress rattling in the fitted state of segments to improve operating efficiency in bonding the segments together. A cage composed of a plurality of arcuate segments, wherein a joining projection formed in the bonding section of one of adja... | 12/28/2004 |
| 6776532 | Roller bearing with a retainer having voids for containing grease A needle roller bearing includes a plurality of needle rollers that each have first and second end portions and that are disposed circumferentially around a shaft, a cylindrical first retainer member having a plurality of first notches each respectively adapted to r... | 08/17/2004 |
| 6749341 | Ball bearing A ball bearing construction including a plurality of balls supported in a cage and each ball within a row is off-set relative to each other. In certain applications the rolling surface of the balls bear against the rotating shaft and the case enclosing the bearing. ... | 06/15/2004 |
| 6733414 | Gear assembly for a power tool A gear assembly for a power tool. The gear assembly includes a gear assembly housing, a ring gear supported by the gear assembly housing, one of the gear assembly housing and the ring gear having an end defining a first bearing race, a planetary gear carrier member ... | 05/11/2004 |
| 6712520 | Cage for roller bearing A cage is made of a low carbon steel and is for use in a rolling bearing which includes an outer ring, an inner ring and a plurality of rolling elements disposed rotationally between the outer ring and the inner ring. The cage includes a plurality of pockets for ret... | 03/30/2004 |
| 6709163 | Fastening cage segment ends for sheet-metal cage for rolling-contact bearings A sheet-metal cage for rolling-contact bearings, comprising at least one cage segment which is bent into a circular shape, of a punched-out sheet-metal strip which interlocks in a dovetailed manner at the joint between segment ends, the joint being fixed with a plas... | 03/23/2004 |
