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Patent # Description
US-7,997,899 Dental, dental-medical or dental-technical handpiece with electric motor
In a dental, dental-medical or dental-technical handpiece, having an elongate grip sleeve there are provided at the rearward end of the grip sleeve coupling...
US-7,997,898 Illuminated orthodontic retainer
A standard orthodontic retainer is modified on its surface opposite the palate and facing the patient's tongue with a light, a small battery to provide power...
US-7,997,897 Method of discharging gas from continuous oven and gas discharge structure
A to-be-burned object including a metal Si component or SiC or Si.sub.3N.sub.4 can be burned in such a manner that vaporized SiO can be safely exhausted without...
US-7,997,896 Premix burner with staged liquid fuel supply and also method for operating a premix burner
A premix burner with staged liquid fuel supply is described having at least two partial cone shells which on the radial side form the boundary of a swirl...
US-7,997,895 Injection apparatus for injection molding of thermoplastic parts
An injection apparatus for injecting hot plastics material into an injection mold has an actuator section forming an actuator chamber and a nozzle member...
US-7,997,894 Press molding tool and method for production of a component by press molding
The invention relates to a press molding tool for the production of a component from at least one first material layer (1) and a second material layer (2) with...
US-7,997,893 Mold for ventilated building block
A building block for a ventilated wall includes an elongated center portion flanked by a pair of substantially parallel side walls oriented substantially...
US-7,997,892 Moulding device and method of generating a cast of an inner surface of a tubular member
This invention is related to a moulding device (90; 92; 95; 98; 100; 110) arranged to be positioned inside a tubular member (17). The moulding device (90; 92;...
US-7,997,891 Molding processes and tool therefor
A molding process and apparatus suitable for use in molding processes, including rapid prototyping processes and short run production processes. The molding...
US-7,997,890 Device and method for lithography
Apparatus and method for transferring a pattern from a template (10) having a structured surface to a substrate (12) carrying a surface layer of a radiation...
US-7,997,889 Method for making hard mold
A hard mold and method of preparing the mold is disclosed. The hard mold is designed for manufacturing articles having various shapes and patterns. The shaping...
US-7,997,888 Die for forming honeycomb structure and manufacturing method of die for forming honeycomb structure
A die for forming a honeycomb structure is provided with back pores through which a forming material is introduced and slits through which the forming material...
US-7,997,887 Cutter device
A cutter device includes a fixing holder, a spherical cylinder, and a cutter holder. The fixing holder has a through hole, and a spherical outer circumferential...
US-7,997,886 Reinforced thin-shell molds
A method and a system for forming a polymeric resin mold for molding plastic items, wherein the method includes: (a) using a rapid-prototyping process to create...
US-7,997,885 Roots-type blower reduced acoustic signature method and apparatus
A Roots-type blower with helical cycloidal rotors features relief recesses in the chamber walls, isolated from the input and output ports. The relief recesses...
US-7,997,884 Rotary device and oil pump having .alpha.-alumina and zirconia coating
An oil pump has: a base part having a working chamber; and a rotor provided rotatably in the working chamber. The base part is configured by a plurality of...
US-7,997,883 Scroll compressor with scroll deflection compensation
A scroll compressor may incorporate controlled bending of a scroll member to compensate for axial deformations that can occur between the scroll members. The...
US-7,997,882 Reduced rotor assembly diameter vane pump
A vane pump with a reduced rotor diameter is provided. The reduced rotor diameter allows a reduction in the overall size of the pump which allows the pump to be...
US-7,997,881 Combined prime valve and electrical pressure control for paint spray pumps
A combined prime valve and electrical pressure control apparatus including a prime valve actuator, an electrical pressure control actuator, and a control...
US-7,997,880 Compressor
The present invention relates to a compressor, which can inhale refrigerant supplied to a swash plate chamber to cylinder bores through the inside of a driving...
US-7,997,879 Axial piston machine of swash-plate construction with a bearing arrangement of the cylinder block on a...
An axial piston machine of swash-plate construction includes a cylinder block (2) rotatable in a housing (1) and supported in the axial direction against a...
US-7,997,878 Dense phase powder pump with single ended flow and purge
A dense phase pump for particulate material includes a pump chamber wherein material flows into the pump chamber under negative pressure and flows out of the...
US-7,997,877 Scroll compressor having standardized power strip
A scroll compressor for compressing fluid has a common terminal block for electrical hook-ups. The compressor includes a compressor section; a drive unit...
US-7,997,876 Wind turbine, tower and method for fabricating the same
A wind turbine, tower and method for making same are provided. The wind turbine includes a rotor having one or more blades and a rotor radius distance...
US-7,997,875 Winglet for wind turbine rotor blade
A rotor blade for a wind turbine is disclosed. The rotor blade includes a root, a tip, and a body extending from the root, the body including a pressure side...
US-7,997,874 Wind turbine rotor blade joint
A blade segment is disclosed for a rotor blade formed from a plurality of blade segments, the blade segment having a span and a chord. The blade segment...
US-7,997,873 High efficiency last stage bucket for steam turbine
A turbine bucket including a bucket airfoil having an airfoil shape is provided. The airfoil shape has a nominal profile according to the tables set forth in...
US-7,997,872 Fan blade
The suction surface blade angle of a transonic fan blade, subject in use to a shock wave, progressively reduces along part of the suction surface, beginning at...
US-7,997,871 Impeller for a cooling fan
An impeller (10) for a cooling fan includes a hub (20) having a circular wall (22) and an annular sidewall (24) extending downwardly from a rim of the circular...
US-7,997,870 Turbine rotor for electrical power generation
An electrical generation device includes a turbine rotor for electrical power generation, preferably underwater, from moving fluid, preferably water currents or...
US-7,997,869 Fan assembly having protective motor housing that accommodates cyclic movement
A fan includes a frame and a motor having (i) a motor structure that is movable in relation to the frame in a path of movement, and (ii) an output shaft that is...
US-7,997,868 Film cooling hole for turbine airfoil
A turbine airfoil with a film cooling hole having a bell mouth shaped opening that has expansion in both the side walls and the downstream wall of from 15 to 25...
US-7,997,867 Momentum preserving film-cooling shaped holes
A system for cooling includes a surface to be cooled and at least one film-cooling hole within the surface for allowing a film cooling jet of coolant to reach...
US-7,997,866 Gas turbine airfoil with leading edge cooling
A gas turbine airfoil (1) includes a pressure sidewall (15) and a suction sidewall (16), extending from a root to a tip and from a leading edge region to a...
US-7,997,865 Turbine blade with tip rail cooling and sealing
A turbine blade with a squealer pocket formed from a pressure side tip and a suction side tip rail, where two vortex cooling channels extend along the blade tip...
US-7,997,864 Blade arm
A user adjustable variable axial length and variable pitch ceiling fan blade arm. The blade arm includes a pair of extension elements. Each element is...
US-7,997,863 Wind turbine
Described herein is an improved wind turbine with a dynamic blade configuration.
US-7,997,862 Cooling fan
A cooling fan includes a fan housing, a rotor and a stator. The fan housing forms an air inlet and an air outlet at two opposite sides thereof, respectively. A...
US-7,997,861 Airfoil shape for a compressor
An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE 1. X and Y are...
US-7,997,860 Welded nozzle assembly for a steam turbine and related assembly fixtures
A nozzle blade comprising radially inner and outer walls with an airfoil portion extending therebetween; the inner and outer walls formed with alignment...
US-7,997,859 Cooling fan
A cooling fan includes a fan housing, a base, a rotor, a stator, and a fan guard. The fan housing forms an intake and an outlet at two opposite sides thereof,...
US-7,997,858 Arrangement for sealing off a gap between a first component and a second component
The invention relates to a device for sealing the space between first and second components, wherein a sealing element is placed between the sealing surface of...
US-7,997,857 Particle vibration damper
Numerous cavities exist in a turbocharger for reasons of construction. If such cavities are filled with particles, inexpensive particle vibration dampers can be...
US-7,997,856 Stator heat shield
A stator heat shield (6) for a gas turbine (1) includes an outside (11) which in the installed state faces a hot gas path (9) of the gas turbine (1), and an...
US-7,997,855 Lubrication heating system and wind turbine incorporating same
A wind turbine is provided having a gearbox containing a lubrication medium, a pump for circulating the lubrication medium, and a gearbox lubrication suction...
US-7,997,854 Shrouded thrust bearings
A rotary blood pump includes a casing defining a pumping chamber. The pumping chamber has a blood inlet and a tangential blood outlet. One or more motor stators...
US-7,997,853 Rotary pressure transfer device with improved flow
A rotary pressure transfer device utilizes a multi-channel, generally cylindrical rotor (15) that revolves with its flat end faces juxtaposed with flat end...
US-7,997,852 Side loader garbage truck
An improved side loading garbage truck that includes an improved packing method that utilizes a packing blade that doubles as the hopper cover, that includes...
US-7,997,851 Apparatus and method for a multi-level load lock chamber, transfer chamber, and robot suitable for interfacing...
A new apparatus for processing substrates is disclosed. A multi-level load lock chamber having four environmentally isolated chambers interfaces with a transfer...
US-7,997,850 Small vehicle loading and transport deck for pickup trucks
A small vehicle loading and transport deck for pickup trucks which includes a box-like frame which is positioned within the bed of the truck and which has a...
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