Bizarre Patents
Self Containing Enclosure for Protection from Killer Bees
A self contained protective enclosure with an opening for entry and egress and a screen for ventilation and viewing.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7431502 | Universal cam slide Universal aerial and die-mount cams, each having an adapter assembly, a driver, and a slide sandwiched between the adapter assembly and the driver. The adapter assembly has a universal adapter having an arcuate portion that is angularly adjustable within arcuate rec... | 10/07/2008 |
| 7357049 | Machine for machining large parts Machine for machining large parts of the type that comprises a parallel kinematics machining device that moves freely in the X, Y and Z Cartesian axes, characterized in that the said device is mounted on a platform which moves in the Z axis and is in turn mounted on... | 04/15/2008 |
| 7288859 | Wafer stage operable in a vacuum environment Methods and apparatus for enabling a stage apparatus to scan an object within a vacuum environment associated with an extreme ultraviolet lithography system are disclosed. According to one aspect of the present invention, a stage apparatus that is suitable for opera... | 10/30/2007 |
| 7275870 | Air bearing structure and linear driving device using said air bearing structure The length of the bearing surface in the movable portion which moves linearly is larger than the length of the bearing surface in the fixed portion by the stroke of the movement. With this configuration, the bearing surface on the side of the fixed portion always op... | 10/02/2007 |
| 7228641 | Bearing arrangement A bearing arrangement for an articulatable support includes bearing assemblies. In one embodiment, the assemblies have a ball and aperture having sliding contact at discrete areas during relative rotation. In another embodiment, the sliding contact may be formed at ... | 06/12/2007 |
| 7223018 | Biaxial linear-revolving position control and table system using the same A biaxial linear-revolving guide unit is disclosed, which is comprised of a pair of linear motion guide units each composed of a guide rail and a slider fit over the guide rail, and a revolving bearing installed between the linear motion guide units to joint them fo... | 05/29/2007 |
| 7222434 | Driving device and measuring instrument A supporting device (300) for supporting a guide rail (200) for guiding a movable member subjected to relative displacement in relation to the base table (3). The supporting device includes, base bodies (410, 510) engaged onto the base ta... | 05/29/2007 |
| 7198141 | Shock absorbing apparatus in a positioning apparatus A shock absorbing apparatus in a positioning apparatus including a stage apparatus is disclosed. The positioning apparatus includes a main body apparatus for mounting the stage apparatus thereto, and a chamber for maintaining a region, in which the stage apparatus i... | 04/03/2007 |
| 7184129 | Positioning method, and positioning apparatus A positioning method that includes a step of moving a stage apparatus for supporting a workpiece or an object to be measured from an auxiliary mount to a positioning mount using a rolling guide extending from the positioning mount onto the auxiliary mount, a step of... | 02/27/2007 |
| 7140774 | Slidable fastener bearing assembly A bearing assembly is disclosed, which comprises at least two slidable fasteners interengaged with at least two bearing pieces such that the slidable fasteners have substantially unrestricted biaxial motion relative to one another. The bearing pieces are comprised o... | 11/28/2006 |
| 7030964 | Stage system, exposure apparatus, and device manufacturing method A stage system including a first fixed guide having a first guide surface being parallel to a first direction and a second direction being orthogonal to the first direction, a first movable guide to be guided by the first fixed guide and having three freedoms of str... | 04/18/2006 |
| 7025005 | Stage device and angle detecting device The present disclosure provides a stage device applicable to a semiconductor manufacturing apparatus. A stage device 10 comprises a Y-axis stage 20 and an X-axis stage 40, the Y-axis stage 20 including a fixed component 21 and a mo... | 04/11/2006 |
| 7004007 | Die cushion apparatus for hot stretch-forming A self-contained die cushion assembly for use in a stretch-forming process involving heated tooling. A lower plate is mounted below an upper plate that undergoes different thermal expansion than the lower plate. Guidance devices are mounted between the upper and low... | 02/28/2006 |
| 6969199 | Floating bearing The invention relates to a movable bearing for a slide (9) guided on two shafts (4), with a linear bearing (3) guided on one of the shafts (4) and a bearing housing(2) that accommodates the linear bearing (3) and is connecte... | 11/29/2005 |
| 6789651 | Damping device This invention is intended to provide a damping device capable of conducting highly precise damping control. To attain this object, this invention is a damping device used in a machine which includes a rotating object and a motor rotating the rotating object, wherei... | 09/14/2004 |
| 6735867 | Method of making a static pressure air bearing In order to provide a static pressure air bearing having two axes usable in a vacuum environment in which the connection of the supporting air exhaust pipe does not adversely affect the motion of the bearing mechanism, air exhaust pipes are connected only with the f... | 05/18/2004 |
| 6672763 | Compensating bearing A bridge bearing in which a substructure and a superstructure are displaceably connected to each other by means of a sliding bearing, whereby the displacement occurs in a linear and/or cardanic manner in at least one of the directions X, Y, and Z. The bea... | 01/06/2004 |
| 6648509 | Friction-drive stage An xy stage assembly having an xy stage supported by support shafts and having preload shafts applying a load to the xy stage. The support shafts or the preload shafts can be drive shafts that drive the xy stage in the x direction. The support shafts and ... | 11/18/2003 |
| 6644855 | Stage device, exposure apparatus, device manufacturing method and movement guidance method A stage device includes a table having a reference plane parallel to first and second directions; a driving body movable along the first direction; a moving body movable along the second direction with respect to the driving body; a static pressure bearin... | 11/11/2003 |
| 6499880 | Static pressure air bearing In order to provide a static pressure air bearing having two axes usable in a vacuum environment in which the connection of the supporting air exhaust pipe does not adversely affect the motion of the bearing mechanism, air exhaust pipes are connected only... | 12/31/2002 |
| 6467959 | EGR valve with self-temperature compensated bearing An EGR valve having a self-compensating bearing assembly for use with a valve member having a shaft reciprocable within a valve body, includes a rigid bearing member for providing radial support and axial guidance to the valve shaft as the shaft reciproca... | 10/22/2002 |
| 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 |
| 6302585 | Two Axis stage with arcuate surface bearings A two-axis stage assembly includes a generally planar horizontally mounted base plate; a stage plate generally parallel to the base plate, the stage plate having a first axis and second orthogonal axis; a set of spaced bearings depending from a bottom sur... | 10/16/2001 |
| 6158298 | Stage apparatus and exposure apparatus provided with the stage apparatus A stage apparatus comprises a pedestal, an X axis guide bar which is fixed on the pedestal, an X stage which is movable along an upper surface of the pedestal and the guide bar, and a Y stage which is placed over the X state and movable along the pedestal... | 12/12/2000 |
| 6145404 | Modular manipulation unit A modular manipulation unit is disclosed. The unit includes a body (11) formed of three extruded, profiled elements. The elements include a base plate (15), a top element or cover (16) fixed on the base plate, and an intermediate slide (17) arranged and g... | 11/14/2000 |
| 6132091 | X-Y stage with arcuate surface bearings A two-axis stage assembly includes a generally planar horizontally mounted base plate; a stage plate generally parallel to the base plate, the stage plate having a first axis and second orthogonal axis; a set of spaced bearings depending from a bottom sur... | 10/17/2000 |
| 5839324 | Stage apparatus and exposure apparatus provided with the stage apparatus A stage apparatus comprises a pedestal, an X axis guide bar which is fixed on the pedestal, an X stage which is movable along an upper surface of the pedestal and the guide bar, and a Y stage which is placed over the X stage and movable along the pedestal... | 11/24/1998 |
| 5439293 | Rail construction for machine tool A rail construction for a machine tool includes a bed made of resin concrete, a pair of laterally spaced rails made of resin concrete which extend along a lengthwise direction of the bed and which and have an upper portion on which a table is slidably mou... | 08/08/1995 |
| 5393137 | Damper assembly A damper assembly includes anti-rattle tracking devices or components for preventing rattling and play when a sliding tray is moved into and out from a stationary housing by a damper device. The damper device further includes a fail-safe locking device so... | 02/28/1995 |
| 5374125 | Bearings A machine is disclosed having novel air bearings for supporting one machine part for translational movement on another part in a first direction X. Each bearing takes the form of a track (5A,14,16) on one of the parts providing concave part-cylindrical be... | 12/20/1994 |
| 5366297 | Bearing/flexible coupling for orbital motion A bearing for orbital motion includes a first plate having first and second surfaces. The second surface has formed thereon a race and a reservoir which circumscribes the race. A second plate has first and second surfaces. The first surface of the second ... | 11/22/1994 |
| 5341751 | Workcenter and supports A workcenter (10) comprises its supports (14a,b,c) which each carry a carriage (24a,b,c) movable along the supports by motors (30a,b,c) under central computer control (41). Each support is an aluminum extruded U-shaped section having four tracks (28) comp... | 08/30/1994 |
| 5313129 | Sleeve bearing ground lead for motors A ground lead connection is provided to electrically ground a motor armature shaft. In one embodiment the device has a motor housing in which is mounted a bearing. An armature shaft is journaled in the bearing and a ground lead is attached to the bearing.... | 05/17/1994 |
| 5292211 | Drive apparatus and XY drive apparatus on which it is equipped A drive apparatus and a XY drive apparatus on which it is equipped that accomplishes highly accurate driving and positioning of a driven object by absorbing deflection of a nut in the radial direction while employing a simple construction. Deflection of a... | 03/08/1994 |
| 5139848 | Anti-friction combination section with differential expansion means A combination section consisting of a base section (1) and a covering section (2). The covering section (2) is of an anti-friction material having a coefficient of expansion deviating from that of the material of the base section (1), and is divided betwe... | 08/18/1992 |
| 5098204 | Load balanced planar bearing assembly especially for a cryogenic probe station ATE is mounted directly to a support surrounding and removably receiving probe cards of differing thickness. An electrically heated chuck having a variable heat transfer coefficient heat exchanging face confronting a liquid nitrogen supplied plenum exhibi... | 03/24/1992 |
| 5040431 | Movement guiding mechanism In a movement guiding device, two parallel stationary guides are fixed to a surface plate and plural hydrostatic gas or bearing members are provided for the surface plate and the stationary guides. A Y stage is moved in a Y-axis direction under the influe... | 08/20/1991 |
| 4964015 | Electrically conductive chair support with sliding bushing A chair for conducting the electrostatic charge of an occupant to the floor on which the chair rests, with the chair seat carried on a support unit which permits rotation of the seat and adjustment of the height of the seat above the floor. The support un... | 10/16/1990 |
| 4946293 | Gas bearing having an auxiliary reservoir A gas bearing system for maintaining high static stiffness while damping high and low frequency vibrations. The system includes a bearing shoe having a primary reservoir which is supplied with gas through a primary restrictor, and an auxiliary reservoir. ... | 08/07/1990 |
| 4941197 | Roller bearing device and apparatus using same Presented is a slide roller apparatus of elegant simplicity, high precision/cost ratio and few parts where the car/track/rollers are relatively movable and the only needed parts (excepting for attachment means). The car is unitary without end caps for the... | 07/10/1990 |
