The archive
Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
13,573 items
patent · · added 2 months ago
A magnetic suspension system, especially for a rotor, comprises a stator having two axially spaced permanent magnets which are poled the same as a pair of spaced-apart permanent ma...
patent · · added 2 months ago
This invention relates generally to an improved windmill design that combines the blade and rotor support system with the electrical generating system in such a way as to simplify...
patent · · added 2 months ago
A rotor assembly having self-locking wedge-shaped permanent magnets.
patent · · added 2 months ago
A wind powered electrical generator having a rotatable wind wheel (21) carrying one of the armature (42) or field structures and a plurality of windvanes (45) connecting the rim to...
patent · · added 2 months ago
A rotor assembly having wedge-shaped permanent magnets and anchors with undulating sides for attaching the rotor hub to the pole bodies.
patent · · added 2 months ago
A system for generating alternating current of selected voltage at a target frequency includes a plurality of A.C. generators, at least one of which has a rotatably mounted stator....
patent · · added 2 months ago
The present invention relates to a seal of a shaft being rotatable relative to a stationary housing, said shaft being provided with a groove (3, 13), said groove being spiraled suc...
patent · · added 2 months ago
A wind driven turbine having a plurality of wind wheels mounted on a single drive shaft supported rotatably on a turntable at the upper end of a supporting framework with a plurali...
patent · · added 2 months ago
An electric generating system in which oppositely rotating wind driven wheels are used, one to drive the rotor and one to drive the stator of an electric generator.
patent · · added 2 months ago
A sealing ring structure between a housing and a rotating shaft comprising a first ring member with axially opposite ends facing internally and externally of the housing and with t...
patent · · added 2 months ago
A totally enclosed, inert gas filled vertical dynamoelectric machine is described wherein liquid lubricant in the lower bearing housing is employed to seal the machine output shaft...
patent · · added 2 months ago
In a method and apparatus for baking photoresist on semiconductor slices, the length of baking time is controlled independently of the number of slices being baked or the position...
patent · · added 2 months ago
In a mechanical seal with rubbing slide ring and counter ring elements, an annular distributor guiding element which defines the annular channel guiding coolant and lubricating liq...
patent · · added 2 months ago
A seal for use between revolving components. A seal part is carried by each of the components. The seal parts are juxtaposed and have overlapping faces which cooperate to define a...
patent · · added 2 months ago
A dripproof (open ventilation) dynamoelectric machine is improved by the addition of an auxiliary fan and fan enclosure of totally enclosed design to either or both ends of the bas...
patent · · added 2 months ago
In certain shaft seals using a viscoseal-type sealing screw such as those adjacent the pressurized screw pump section of a viscous liquid devolatilizer, excessive heat buildup and/...
patent · · added 2 months ago
A two-part stator for large rotating electrical machines which consists of an outer non-wound stator part sub-divided in the axial direction into annular laminated sections and a u...
patent · · added 2 months ago
A visco-type seal is disclosed wherein a sealing pressure is built up in a fluid by means of one or more helical windings, the fluid being enclosed in a narrow clearance between a...
patent · · added 2 months ago
A synchronous machine is described wherein a fan impels a coolant, typically air, into a first end of the generator and the air is divided into diverse streams which are passed in...
patent · · added 2 months ago
A rotary shaft seal is provided with a sealing fluid to seal a process fluid. The sealing fluid is admitted at a pressure just slightly higher than the pressure of the process flui...
patent · · added 2 months ago
The invention relates to a mechanical seal and/or thrust bearing and comprises a thrust disc mounted on a shaft and providing a first bearing surface, and a cylinder providing an a...
patent · · added 2 months ago
An electric motor with a hollow rotor is described whose armature winding is arranged on an extremely thin-walled tubular winding support. The stationary ferromagnetic core of the...
patent · · added 2 months ago
A rotating electric machine of the multipole type which has a permanent magnet rotor magnetized in such a way that the number of stator salient poles is less than the number of per...
patent · · added 2 months ago
Machine transcription of the US3468548 patent scan, 4 pages.
patent · · added 2 months ago
Machine transcription of the US3363910 patent scan, 5 pages.
patent · · added 2 months ago
Machine transcription of the US3364523 patent scan, 4 pages.
patent · · added 2 months ago
Machine transcription of the US3392910 patent scan, 9 pages.
patent · · added 2 months ago
Machine transcription of the US3250926 patent scan, 5 pages.
patent · · added 2 months ago
Machine transcription of the US3168686 patent scan, 6 pages.
patent · · added 2 months ago
Machine transcription of the US3131942 patent scan, 5 pages.
