Squirrel cage rotor for a high-speed electrical machine with defined pressing surface disks
The object of the invention is therefore to specify a rotor for a high-speed electrical machine, which rotor is especially rigid at high speeds and in addition is constructed in a very simple and thus... Read More
Inventors: Ahrens, Markus; Prenner, Herbert;, Assignee: ABB (Schweiz) AG (Baden, CH) |
Scroll type fluid displacement apparatus with surface treated spiral element
It is a primary object of this invention to provide an improved scroll type fluid displacement apparatus which provides excellent sealing and anti-wearing. It is another object of this invention to pr... Read More
Inventors: Saito, Fumiyoshi;, Assignee: Sanden Corporation (Gunma, JP) |
Bearing assembly with electric power generator
In view of the foregoing, the present invention is intended to provide a bearing assembly having an electric power generating capability, that can be assembled compact in size and easily incorporated ... Read More
Inventors: Iwamoto, Kenichi; Okada, Koichi; Ohba, Hiroaki;, Assignee: NTN Corporation (Osaka, JP) |
Method of making a sectioned stator for a dynamoelectric machine
By the present invention one has obtained a new process for the production of the above said machines, which process is especially outstanding by its great economical advantages. In accordance with th... Read More
Inventors: Hallerback, Stig Lennart; Lachonius, Leif;, Assignee: SKF Industrial Trading and Development Company, B.V. (Jutphaas, NL) |
Process for producing basic furniture structure
It is therefore an object of the present invention to provide a furniture structure which is formed by folding a panel member which incorporates a V-groove and a film hinge. Another object of the pres... Read More
Inventors: Riesmeier, Wilhelm;, Assignee: |
Integral motor and control
What we claim as new and desire to secure by Letters Patent of the United States is: 1. A high-efficiency integrated evaporator fan motor and control assembly particularly adapted for use in refrigera... Read More
Inventors: Erdman, David M.; Yoder, Dale F.; Tatman, Richard S.; Molnar, David T.;, Assignee: General Electric Company (Schenectady, NY) |
Data storage device
In accordance with one aspect of the present invention, provided is a hard disk apparatus. The apparatus comprises a clean chamber accommodating a hard disk driven by a spindle motor, and a magnetic h... Read More
Inventors: Matsumoto, Hiroshi; Hirao, Mihoko;, Assignee: Nidec Corporation (Kyoto, JP) |
Direct-drive model railroad motor
In accordance with the present invention there is provided a motor comprising an axle adapted to rotate about an axis; a wound armature fixed to and concentric with the axis; two segmented wheel commu... Read More
Inventors: Cooke, Warren P.;, Assignee: Bean; Robert S. (Elkton, MD) |
Retractable grounding device for a spindle motor
The present invention relates to data storage systems that include a spindle motor that employs a retractable grounding device that is retracted form a rotor shaft of the spindle motor when the rotor ... Read More
Inventors: Sorenson, Gary D.; Schmitt, Thomas J.; Obergfell, Klaus; McGlennen, James H.;, Assignee: Seagate Technology LLC (Scotts Valley, CA) |
In-well submersible motor with stacked component stator
This invention relates to electric motors and more particularly to a submersible reciprocating motor especially adapted for use in actuating a reciprocating pump placed at the bottom of an oil well, a... Read More
Inventors: Rabson, Thomas A.;, Assignee: |
Motor for whirlpool baths
In accordance with this invention, generally stated, a conversion device is provided for mounting an optional switch to a dynamoelectric machine in the form of an induction motor. The motor includes a... Read More
Inventors: Howard, Dennis; Heilman, Raymond D.;, Assignee: Emerson Electric Co. (St. Louis, MO) |
Connection for a torque converter
This application claims the priority of German Application No. 197 47 964.2, filed Oct. 30, 1997, the disclosure of which is expressly incorporated by reference herein. The invention relates to a torq... Read More
Inventors: Winkam, Gamjad;, Assignee: Bayerische Motoren Werke Aktiengesellschaft (Munich, DE) |
Vehicle drive device
Under these circumstances, the present invention has been made. It is an object of the present invention to provide a vehicle drive device constituted and arranged to meet the mechanical demands while... Read More
Inventors: Tabata, Atsushi; Taga, Yutaka; Ibaraki, Ryuji; Nagano, Shuji; Nakamura, Seiji; Amano, Masaya;, Assignee: Toyota Jidosha Kabushiki Kaisha (Toyota, JP) |
Electric torque converter mounted on parallel hybrid vehicle
However, if a hybrid vehicle with an automatic transmission using an electric torque converter as discussed previously is largely different from usual automotive vehicles in basic design, an immense e... Read More
Inventors: Fujikawa, Masato; Sumi, Yasuo; Nakashima, Kenji;, Assignee: Jatco Transtechnology Ltd. (Fuji, JP) |
Method and device for measuring the specific absorption rate of electric power in a simulated human body
Accordingly, an object of the present invention is to provide a measuring method and a measuring device of the SAR that makes it possible to measure the SAR on the surface of a human body with high ac... Read More
Inventors: Hankui, Eiji;, Assignee: NEC Corporation (Tokyo, JP) |
Alternating current machines
What is claimed is: 1. A power output terminal arrangement an alternating current machine, comprising an array of structural members and busbars which extend through and which are supported by the arr... Read More
Inventors: Haydock, Lawerence; Wyles, Peter John; Bean, John Ernst Clive;, Assignee: Newage International Limited (Stamford, GB) |
Speed governor for internal combustion engines
What I claim is: 1. In a speed governor, for internal combustion engines, including an automatic control system and a fuel dosage system therewith, the improvement in combination therewith comprising ... Read More
Inventors: Gaus, Harry;, Assignee: Fritz Heinzmann GmbH & Co. (Albershausen, DE) |
Flow regulator
An advantage of a regulator according to the invention having the features described is that while using only a single throttle unit it is possible to produce in a simple manner regulators which can b... Read More
Inventors: Wendel, Friedrich; Dick, Dieter;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Disc for electrodynamics motors
I claim: 1. A disk for the magnetic circuit of an electrodynamic motor, comprising (i) a central opening having a diameter, (ii) a plurality of legs extending radially from said central opening and be... Read More
Inventors: Grudl, Josef;, Assignee: Gerhard Geiger GmbH & Co. (DE) |
Air intake device for an internal combustion engine
The present invention is made in view of the above problems, and a primary object of the present invention is to provide a compact air intake device which solves the above mentioned problems. Another ... Read More
Inventors: Nakayama, Toshiaki; Mikami, Shuya; Nishio, Yoshitaka; Yamaguchi, Akihide; Ino, Masao;, Assignee: Nippondenso Co., Ltd. (Kariya, JP) |
Integrated controller pump
The foregoing and other shortcomings of the prior art are addressed by the present invention that provides, in a first aspect, an integrated d.c. controller pump. Such pump includes a pump head having... Read More
Inventors: Lathrop, Raymond D.;, Assignee: Servo Magnetics, Inc. (Canoga Park, CA) |
Galvanometer unit
A galvanometer unit incorporating the invention supports the armature on ball or to roller bearings. A servo controller that rotates the scanner to commanded angular positions is programmed to cause t... Read More
Inventors: Brown, David C.; Stukalin, Felix;, Assignee: GSI Lumonics, Corporation (Billerica, MA) |
Spindle apparatus
It is an object of the present invention to provide a spindle apparatus which is capable of preventing the bending vibration of a rotary shaft. In order to attain the foregoing object, according to th... Read More
Inventors: Ando, Shigenori;, Assignee: Seiko Seiki Kabushiki Kaisha (JP) |
Motor-driven fan, particularly for a motor vehicle heat exchanger
The object of the invention is to provide a improved motor-driven fan in which, moreover, an effective ventilation of the electric drive motor, as well as cooling of the piloting and control circuits ... Read More
Inventors: Avidano, Maurizio; Crestani, Virgilio;, Assignee: Gate S.p.A. (Turin, IT) |
Low-profile disk mounting assembly, and low-profile disk drives constructed therefrom
One advantage of the disk drive of the present invention is a low profile. Another advantage of the disk drive of the present invention is an overall low vertical or axial profile which also permits a... Read More
Inventors: Dunckley, James A.; Kelsic, Gary F.;, Assignee: Integral Peripherals, Inc. (Boulder, CO) |
Floppy Disk drive having a drive lever for driving a disk
The present invention has been made to overcome the above described problems of the prior art, and accordingly, it is an object of the present invention to provide a floppy disk drive having a drive l... Read More
Inventors: Shin, Seong Ho;, Assignee: Samsung Electro-Mechanics Co., Ltd. (Suwon, KR) |
Disc device having disc in balance correcting arrangements
One object of the present invention is to provide a highly reliable disc device which incorporates in its drive system composed of a disc and a drive system, a mechanism for automatically correcting u... Read More
Inventors: Kouno, Takashi; Sato, Yoshihiro; Yamauchi, Yoshiaki; Saegusa, Shozo; Mori, Shigeki; Yoshida, Shinobu; Miki, Hisahiro; Kimura, Kuniyuki;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Permanent magnet rotating electric machine
To achieve the foregoing object, according to an aspect of the present invention, there is provided a permanent magnet rotating electric machine that comprises a stator, into which concentratively wou... Read More
Inventors: Koharagi, Haruo; Senoh, Masaharu; Noma, Keiji; Ishii, Kohei; Sato, Kazuo; Kikuchi, Satoshi; Takahashi, Miyoshi; Yamamoto, Kouki;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Method of making rotor of rotary machines
OF PREFERRED EMBODIMENTS Embodiments of the present invention are mentioned below in conjunction with the drawings. FIG. 1 is a cross-sectional view of a rotary field-type a-c generator according to ... Read More
Inventors: Kanamaru, Hisanobu; Okabe, Moisei; Tatsumi, Hideo; Tohkairin, Akira; Kasama, Ryoji;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Stepped spindle motor shaft to reduce disk drive acoustic noise
To overcome the limitations in the prior art described above, and to overcome other limitations that will become apparent upon reading and understanding the present specification, the present inventio... Read More
Inventors: Brooks, Peter E.; Frees, Gregory M.; Stacer, Daniel R.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Generators or Motors 
