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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8033729 | Movement guiding device for vacuum environment A movement guiding device for a vacuum environment is provided so that the device is able to suppress a base oil vaporized in the vacuum environment from leaking to the outside. The movement guiding device for a vacuum environment according to the present invention ... | 10/11/2011 |
| 7997800 | Linear motion guide unit with mounting plate A mounting plate is used to install any optional accoutrements or attachment on a linear motion guide unit. The mounting plate is made of a molded product which is inexpensive in production cost and easier in its accurate conjunction with a slider to get the attachm... | 08/16/2011 |
| 7993059 | Anti-dust structure for a sliding block of a linear guideway An anti-dust structure for a sliding block of a linear guideway comprises a sliding block, two end caps, plural rolling elements, a flexible anti-dust strip and a rail. The two end caps are assembled to both ends of the sliding block, the rolling elements are dispos... | 08/09/2011 |
| 7950852 | Linear motion guide unit with inside seal An inside seal is installed in a recess open downward in the slider to keep load-carrying races kept free of foreign materials that have already crept into the inside of the slider. The inside seal is composed of a metallic core and a sealing member that includes a ... | 05/31/2011 |
| 7883269 | Structure for closing a rail mounting hole A structure for closing a track rail mounting hole is disclosed, which prevents a closing cap from being press-fitted with an inclined state into the rail mounting hole, thereby being capable of positively preventing formation of a gap between the rail mounting hole... | 02/08/2011 |
| 7819584 | Guide apparatus A guide apparatus including a track rail and a moving block is free from the possibility of foreign matter entering the moving block through the gaps between the side surfaces of the track rail and the inner side surfaces of the moving block even in an environment w... | 10/26/2010 |
| 7789564 | Linear roller bearing A linear rolling bearing, which has a guide carriage that is mounted by rolling bearings on a guide rail, and which has a scraper arranged at least one end side of the guide carriage for scraping foreign objects such as chips, dust and cooling liquids from the guide... | 09/07/2010 |
| 7785010 | Guide apparatus In order to provide a long-life, highly-reliable guide apparatus which exhibits dustproof performance and prevents intrusion of dust into the moving block in environments where there are lots of fine dust such as gypsum and ceramic powder and where no oil contents o... | 08/31/2010 |
| 7748905 | Linear motion rolling guide unit A linear motion rolling guide unit with underside seals not falling away from a slider even when mounting the slider on a track rail. An engaging member comprises a protrusion having two faces extending parallel to the sliding direction of the slider, one facing the... | 07/06/2010 |
| 7740406 | Linear motion guide system with highly-tight sealing units A linear motion guide system is disclosed in which a clearance between a slider and a guide rail is closed truly to clear foreign matter away from entering inside the system through any end of the slider traveling on the guide rail. Thus, the linear motion guide sys... | 06/22/2010 |
| 7736059 | Linear motion guide apparatus having changeable wiper A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper attached to the slider, the wiper includes one or more catches engaged with the end cap for anchoring the wiper to the end cap, and includes one or more spring... | 06/15/2010 |
| 7717621 | Linear motion guide system with highly-tight sealing units A linear motion guide system is disclosed in which a clearance between a slider and a guide rail is closed truly to clear foreign matter away from entering inside the system through any end of the slider traveling on the guide rail. Thus, the linear motion guide sys... | 05/18/2010 |
| 7686514 | Wiper for linear motion guide apparatus A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper device attached to each side of the slider, the wiper device includes two wiping members to be easily and detachably attached to each of the end cap without to... | 03/30/2010 |
| 7658544 | Linear motion guide apparatus having changeable wiper A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper attached to the slider, the wiper includes one or more pegs engaged with the end cap for anchoring the wiper to the end cap, and includes one or more latches f... | 02/09/2010 |
| 7578619 | Linear guide and under seal A linear guide has an under seal which is arranged on an under surface of a slider main body along an axial direction, has an axial end portion held by an end cap, comes in slide contact with a guide rail, and seals the under surface of the slider main body. In the ... | 08/25/2009 |
| 7458720 | Linear motion rolling guide unit A linear motion rolling guide unit capable of being adapted to an ultra-reduction in size. A recessed portion 23 is provided in each of the side faces 18 of a track rail R below a lower raceway face 2 and extends parallel to the axis of the trac... | 12/02/2008 |
| 7435000 | Guide carriage of a linear rolling bearing A guide carriage of a linear roller bearing, having at least one endless raceway for rolling bodies (9), and having a carrying body (1), on the two longitudinal sides of which in each case one carrying section (2, 3) and one return section (5... | 10/14/2008 |
| 7380988 | Linear motion guide device having dust shield A linear motion guide device includes a slide having a housing, and two end caps secured to sides of the housing and each including a space aligned with a chamber of the housing, for slidably receiving an elongate track rail. One or more dust shields each includes o... | 06/03/2008 |
| 7374339 | Seal device for a guide device and guide device A seal device fixed to an end portion of a slider of a guide device includes: a casing; a plurality of seal members; and elastic members, wherein each seal member has a recess portion in which a rail penetrates. An inner circumferential face of the recess portion co... | 05/20/2008 |
| 7357576 | Linear sliding rail having a self-lubricating unit capable of adjusting a lubricant amount supplied therefrom A linear sliding rail has a self-lubricating unit capable of adjusting a lubricant amount supplied therefrom. The linear sliding rail has a sliding body and a lubricant tank fitted thereon. Within the lubricant tank, a lubricant-containing device is received, throug... | 04/15/2008 |
| 7293916 | Linear guidance device A linear guidance device has an elongated guiding rail having at least one throughgoing opening extending from the upper surface for receiving a mounting element for mounting the guiding rail on a lower component. A guidance car is displaceably guided on the guiding... | 11/13/2007 |
| 7290647 | Guide apparatus A guide apparatus has a standard end plate split into a pair of split parts that can be positioned with respect to each other with high accuracy and firmly secured to each axial end of a moving block body without fear of displacement during use. The guide apparatus ... | 11/06/2007 |
| 7284758 | Textured seal for reduced wear The present invention relates to seals having textured features. The present invention particularly relates to seals having contact surfaces with said features wherein the contact surface seals properly and is resistant to wear. The contact surface is able to perfor... | 10/23/2007 |
| 7255479 | Sealing device for linear guide apparatus In a linear guide apparatus including an axially extending guide rail, a slider engaged with the guide rail, and a plurality of rolling elements loaded into the slider, the linear guide apparatus further includes a sealing device fixed to the slider in slidable cont... | 08/14/2007 |
| 7245968 | Implantable cardiac device providing rapid pacing T wave alternan pattern detection and method An implantable cardiac device that delivers electrical therapy to a patient's heart determines if a T wave alternan pattern of the patient's heart exists. The device includes a sensing circuit that generates an electrical signal including T waves representing paced ... | 07/17/2007 |
| 7241047 | Linear guide unit, in particular gantry axis A linear guide unit, in particular a gantry axis, that has an oblong guide support (14), is provided with two essentially parallel guide rails (24, 26) extending in the guide direction (F), but rotated in relation to each other around a rotation axis (... | 07/10/2007 |
| 7232186 | Depth-adjustable device for a chair A depth-adjustable device for a chair comprises a rail rack, the railway is formed with a V-shaped concave, and the supporting board is slideably disposed in the railway by four clipping blocks, and in the lower part of each clipping block is formed a V-shaped conve... | 06/19/2007 |
| 7229213 | Linear guide device In a linear guide device including: a rail having on either side surface thereof a track recess with a track surface formed thereon; a rail cover covering a rail upper surface of the rail; a saddle-like slider moving linearly on the rail; and a rolling member circul... | 06/12/2007 |
| 7207432 | Linear motion drive system and rail holder The linear motion drive system is capable of optionally changing a position of a linear rail with respect to a pedestal. The linear motion drive system comprises: a pedestal section; a linear rail arranged in parallel with respect to the pedestal section; a rail hol... | 04/24/2007 |
| 7207720 | Static gas bearing system, stage mechanism, exposure apparatus, and device manufacturing method An apparatus includes a static gas bearing provided upon a first object and configured to form a gas layer between the first object and a second object by use of gas supplied thereto, and to support the first object movably relative to the second object, a plurality... | 04/24/2007 |
| 7188542 | Liner motion device, rolling device and separator for rolling device A liner motion device has a liner motion element fitted on a shaft and moving straight along the shaft; a plurality of balls which are retained in a rolling element groove formed on the inner side of the liner motion element and roll over between the rolling element... | 03/13/2007 |
| 7182754 | Containerless tissue sample collection trap A containerless tissue sample collection trap featuring, in the preferred embodiment, a flexible filter and an applicator having a shaft terminating in a distal end with a channel therein receiving a portion of the flexible filter, the combination of the applicator ... | 02/27/2007 |
| 7153027 | Linear guide device In a linear guide device including: a rail having on either side surface thereof a track recess with a track surface formed thereon; a rail cover covering a rail upper surface of the rail; a saddle-like slider moving linearly on the rail; and a rolling member circul... | 12/26/2006 |
| 7150564 | Structure of linear sliding rail circulating device An improved structure of linear sliding rail circulating device is primarily composed of: a rail, which laterally forms a sliding path; a sliding base, which slides to operate along said rail, and is provided with an aperture at the interior for receiving the rollin... | 12/19/2006 |
| 7134668 | Differential pumping seal apparatus A differential pumping seal apparatus includes a differential pumping seal for sealing a first space and a second space from each other in a non-contact manner, and a back up seal mechanism for sealing the first space and the second space from each other in a contac... | 11/14/2006 |
| 7131801 | Separation device between the machining station and a machine tool driving station A partitioning device between a machining station and a machine-tool driving station of the type driving at least two tool-holder rams is provided. The device includes a flexible curtain, called a central curtain, between two rams, where two ends are integral with a... | 11/07/2006 |
| 7118046 | Sliding structure for shaft member with improved abrasion resistance and injector In a sliding structure in which a shaft member is retained slidably in a guide hole, the lack of an oil film caused by the edge contact of the shaft member to which a pressing load in the axial direction is applied is prevented. With the fact being taken into accoun... | 10/10/2006 |
| 7066649 | Actuator In an actuator, displacement resistance in axial movement of a slider is reduced to improve durability and enhance maintainability. At each side of the actuator, a slit is made between a top cover and a side cover. Magnetic bodies are provided on the surfaces of bot... | 06/27/2006 |
| 7048443 | Sealing device for linear guide apparatus In a linear guide apparatus including an axially extending guide rail, a slider engaged with the guide-rail, and a plurality of rolling elements loaded into the slider, the linear guide apparatus further includes a sealing device fixed to the slider in slidable cont... | 05/23/2006 |
| 7027867 | Implantable cardiac device having a system for detecting T wave alternan patterns and method A system and method for use in an implantable cardiac device that delivers electrical therapy to a patient's heart determines if a T wave alternan pattern of the patient's heart exists. The system includes a sensing circuit that generates an electrical signal repres... | 04/11/2006 |
