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| Number | Title | Issue Date |
| 7416362 | Multidirectionally compliant fastening system A fastening system has at least one peripheral spring and at least one peripherally expandable bushing, with the peripheral spring being at least partially enclosed within the peripherally expandable bushing. The peripheral spring and peripherally expandable bushing... | 08/26/2008 |
| 7255538 | Shrink-fit stress coupling for a shaft of differing materials A shrink-fit coupling includes a discontinuous ring between a ceramic stub shaft of a turbine rotor and an inner diameter r2 of a metallic shaft which typically supports a compressor rotor. If the materials for the ceramic stub shaft and the discontinuous rin... | 08/14/2007 |
| 7198465 | Fastening arrangement for a split casing A casing of a hydraulic machine such as a gas turbine is formed as a horizontally split type flangeless casing. The flangeless casing consists of an upper casing and a lower casing joined together at joint faces and fastened by fastening bolts. The fastening bolt ha... | 04/03/2007 |
| 7182578 | Ceramic spindle coupling structure A ceramic spindle coupling structure includes a metal bushing which has a housing space that has an inlet and a tapered fastening section of a smaller diameter than the inlet to form a tight coupling with a ceramic spindle without embossing the ceramic spindle and t... | 02/27/2007 |
| 7168744 | Fastening structure for use at low temperature A first flange and a second flange are superposed and fastened with a bolt and a nut in a fastening operation, to implement a fastening structure used at temperature lower than atmospheric temperature for the fastening operation. Assuming that the first flange has a... | 01/30/2007 |
| 7153054 | Fastener assembly for attaching a non-metal component to a metal component A fastener assembly for attaching components of dissimilar material includes a fastener, a spacer, and a mechanism for tightening the assembly. The spacer compensates for differences in thermal expansion rates between the non-metal component and the metal component ... | 12/26/2006 |
| 7126692 | Device for holding measurement instruments A device for holding measurement instruments (2), in particular interferometers, is formed from a plurality of structure elements (4, 5, 6, 7) connected to one another and made from at least one material. The at least one material has a very low coeffi... | 10/24/2006 |
| 7093574 | Rocker arm shaft for an automobile engine Disclosed is a rocker arm shaft for an automobile engine, which is effectively capable of offsetting the length change of the rocker arm shaft, which caused by heat. According to an embodiment of the present invention, a rocker arm shaft can be divided into at least... | 08/22/2006 |
| 7090423 | Connecting structures Joint formations that, in joining together joining members employed in a variety of electrical and electronic components, yield sufficiently high joint strength in the direction perpendicular to the plane in which two joining members join, and meanwhile in the direc... | 08/15/2006 |
| 7074017 | Quick-release pump module A slurry pump includes a power frame as well as a wet end, and the wet end comprises a casing, an impeller and wear ring in the casing, a stub shaft connected to the impeller, a sleeve assembly for the stub shaft and an adapter for adjusting the wet end to the power... | 07/11/2006 |
| 6960738 | Metal-ceramic bond A method of connecting a metal (1) with a ceramic material (2) comprises the steps of providing a through-hole (3) in the ceramic material and positioning the metal (1) to be connected to the ceramic material (2) proximate to the c... | 11/01/2005 |
| 6948913 | Turbochargers A turbocharger has a shaft formed of a strong material such as steel and an impeller formed of a relatively weaker material such as aluminum alloy. The impeller is mounted on the shaft by means of an internally-threaded insert, for example also of steel, interferenc... | 09/27/2005 |
| 6931709 | Method of joining non-metallic and metallic components A method of attaching a first member of one of quartz and a ceramic to a metal member. The method includes creating a hole in the metal member, the hole being smaller in size than the size of the first member over a temperature range, heating the metal member to a t... | 08/23/2005 |
| 6896483 | Blade track assembly The clearances between an array of turbine blades and its surrounding blade track may be controlled by an expansion control material system supporting the blade tracks. The blade track support hoop is placed in tension by the expansion control material placed therei... | 05/24/2005 |
| 6672786 | Ceramic to metal joint assembly A joint assembly for coupling a ceramic member to a metal member is comprised of a ceramic shaft portion attached to the ceramic member; a slotted shrink fitter formed of a first metal and disposed around and in torque transmitting contact with the cerami... | 01/06/2004 |
| 6668441 | Screw mounting installation method A method is described for installing a stud to extend above a surface of a composite portion of a tank or other structure subject to the pressure of cryogenic fluid, so that another structure can be attached to the stud. The method includes drilling a thr... | 12/30/2003 |
| 6641322 | Coupling with tribological coating system A coupling with a tribological system that can withstand temperatures up to 600° C. The coupling includes a shaft having an outer surface with a layer of chromium and a sleeve for receiving the shaft. The sleeve has an inner surface with a layer of silve... | 11/04/2003 |
| 6626603 | Screw mounting installation and apparatus A method is described for installing a stud to extend above a surface of a composite portion of a tank or other structure subject to the pressure of cryogenic fluid, so that another structure can be attached to the stud. The method includes drilling a thr... | 09/30/2003 |
| 6595528 | Chuck for the clamping of tools by shrink fit A chuck for the clamping of tools by shrink fit includes a chuck member which has a longitudinal section having a central receptacle with clamping surface for the insertion and holding of the tool to be clamped with its shank. The longitudinal section inc... | 07/22/2003 |
| 6520703 | Coupling with tribological coating system A coupling with a tribological system that can withstand temperatures up to 600° C. The coupling includes a shaft having an outer surface with a layer of chromium and a sleeve for receiving the shaft. The sleeve has an inner surface with a layer of silve... | 02/18/2003 |
| 6511077 | Clamping chuck for clamping tools by shrinkage A clamping chuck for clamping tools by shrinkage has a chuck body provided with a receptacle for receiving a tool to be clamped with a tool shaft and having an end-side abutment surface for the insertable tool so that during insertion a rear-side shoulder... | 01/28/2003 |
| 6431781 | Ceramic to metal joint assembly A joint assembly for coupling a ceramic member to a metal member is comprised of a ceramic shaft portion attached to the ceramic member; a slotted shrink fitter formed of a first metal and disposed around and in torque transmitting contact with the cerami... | 08/13/2002 |
| 6348674 | Method and apparatus for pretensioning remotely installed clamps and flanges A method and apparatus for securing prestressed or pressure-containing connections, such as in a pipe clamp, in remote or hazardous locations. A connection, having bolts that are heated and pretensioned, can easily be uniformly tightened with a robotic de... | 02/19/2002 |
| 6315506 | Shrinkage fit type tool holder A shrinkage-fit tool holder having a tool holder body 11 having a portion 2 adapted to be connected to a machining center, a manipulator-engaging portion 3, a chuck portion 4 and a tool-holding member 6 for firmly holding a shank of a cemented carbide too... | 11/13/2001 |
| 6312201 | Interference fit type cutting tool In an interference fit type cutting tool according to the present invention, a head section and a shank section are fitted together by shrinkage fitting. The shank section is provided with a shaft portion and a taper portion. The head section is provided ... | 11/06/2001 |
| 6276863 | Friction- and form-grip connection of rotating components In a friction- and form-grip connection of rotating components (1, 2) which have different expansion behavior in the region of the connection during rotation, the form grip is effected via a stepped centering seat (3). The friction grip between the two co... | 08/21/2001 |
| 6274252 | Hermetic glass-to-metal seal useful in headers for airbags A hermetic glass-to-metal seal between a conductive pin and an outer body, wherein a corrosion-resistant noble metal (e.g., gold) coating is applied to the conductive pin before the hermetic seal is formed. The noble metal-coated conductive pin is located... | 08/14/2001 |
| 6224288 | Corrugated slider washer bearing A slider washer bearing in a bolted interface assembly allows relative differential thermal expansion and contraction motion between a component plate fastened to a base plate by a bolt, without inducing large strains and stresses upon the plates or the b... | 05/01/2001 |
| 6212753 | Complaint joint for interfacing dissimilar metals in X-ray tubes A method is used for interfacing materials of dissimilar thermal expansion in an X-ray tube. Initially, a first joint is identified, which has an inner component to be received into an outer component. Typically, the inner component has a higher coefficie... | 04/10/2001 |
| 6210067 | Clip flexure slider washer bearing A clip flexure slider washer bearing in a bolted interface assembly allows differential thermal expansion and contraction between a component mounting plate or flange fastened to a base plate by a bolt. The bearing functions as a thin lubricated spacer be... | 04/03/2001 |
| 6171009 | Method and apparatus for temperature-stabilizing a joint A joint between materials having disparate coefficients of thermal expansion (CTE) is compensated by a collar which extends a dimension of that one of the different materials which has the lesser CTE. A set of different collars provides compensation for s... | 01/09/2001 |
| 6126357 | Friction- and form-grip connection of rotating components In a friction- and form-grip connection of rotating components (1, 2) which have different expansion behavior in the region of the connection during rotation, the form grip is effected via a stepped centering seat (3). The friction grip between the two co... | 10/03/2000 |
| 6099193 | Composite body The invention relates to a composite body which is assembled of at least two bodies. The first body is made of a first material and the second body is made of a second material. Each of the two bodies has at least one connecting surface and these connecti... | 08/08/2000 |
| 6039810 | High temperature vapor coating container A high temperature vapor coating container, including a hollow interior, resists distortion and cracking at a vapor coating temperature of at least about 1700° F. as a result of making the container of a nonmetallic material having a coefficient of therm... | 03/21/2000 |
| 5937708 | Ceramic-metal composite assembly A ceramic-metal composite assembly includes an intermediate member made of a material having a thermal expansion efficiency between those of the materials forming a ceramic member and a metallic shaft member. The intermediate member is metallurgically joi... | 08/17/1999 |
| 5700129 | Temperature-adjustable compressor guide vane ring In order to create an adjusting ring for the synchronous alteration of the angle of pitch of guide vanes of a compressor having several bearing points for mounting on a compressor housing of the compressor, which can be manufactured at least partially fro... | 12/23/1997 |
| 5680107 | Temperature actuated spacing regulator and alarm Thermally induced movement between stacked conical, pyramidal "cones" and segments of such cones can be used to provide alarm signals and control the distance between and orientation of objects. Preferably, each of the stacked cones must have a lesser cha... | 10/21/1997 |
| 5630671 | Locking device for a bearing assembly An annular collar includes a first clamping surface to be positioned radially outwardly of a surface of a bearing inner ring. The annular collar is made of a thermoelastic material such that an increase in temperature decreases the circumference of the an... | 05/20/1997 |
| 5551790 | Thermal load relief ring for engine case A thermal load relief ring is disposed between the mating surfaces of adjacent cases of a gas turbine engine and secured thereto by a dowel pin or bolt to assure the concentricity of the cases. The bolt and dowel pin are configured to assure the concentri... | 09/03/1996 |
| 5512117 | Charge plate fabrication process A charge plate fabrication process provides a charge plate assembly having minimal distortion caused by shifts in temperature and humidity. The fabrication process includes the steps of forming a charge plate coupon having a plurality of charging electrod... | 04/30/1996 |