Compressor including a motor and motor control in the compressor housing and method of manufacture
It is an object of this invention to provide a compressor including motor and integral motor controls sealed within the compressor housing which is inexpensive to manufacture and simple to assemble. I... Read More
Inventors: Hollenbeck, Robert K.;, Assignee: General Electric Company (Schenectady, NY) |
Microprocessor controlled single phase motor with external rotor having integral fan
It is, therefore, desirable that the invention provide a single phase motor which is microprocessor controlled and which is simple in design and low in cost to manufacture. It is also desirable that t... Read More
Inventors: Hollenbeck, Robert K.;, Assignee: General Electric Company (Schenectady, NY) |
Integrated electric drive unit including an electric motor and an electronic control and monitoring module
In view of the above, it is an object of the invention to provide an electric drive unit in which an electric motor and an electronic module are more effectively and more simply integrated together, t... Read More
Inventors: Baeumel, Hermann; Kilian, Hermann; Schuch, Bernhard; Bitsche, Otmar;, Assignee: DaimlerChrysler AG (DE) |
Electric motor and motor control system
This and other objects are achieved, according to the invention, by a system of the type specified above, characterized in that it includes a protection circuit including: a capacitor coupled to the c... Read More
Inventors: Alvaro, Nicolino; Acquaviva, Sebastiano;, Assignee: Plaset SpA (Moncalieri, IT) |
Electronically commutated motor
The electronically commutated motor 110 according to FIG. 1 has two stator winding phases 112, 114 and a (schematically illustrated) permanent magnet rotor 116, in whose vicinity a Hall generator 118... Read More
Inventors: Kuner, Arnold; Jeske, Frank; Moosmann, Irmgard; Moosmann, Michael; Moosmann, Christian;, Assignee: Papst-Motoren GmbH & Co. KG (St. Georgen, DE) |
Brushless motor control device and equipment using the control device
A feature of the present invention for achieving the objects described above is characterized in the fact that a first information signal pattern is stored into an information signal pattern storage m... Read More
Inventors: Kawabata, Yukio; Notohara, Yasuo; Tahara, Kazuo; Takakura, Yuhachi; Ishii, Makoto; Shinozaki, Hiroshi;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Turbopump with actine suspension for a propulsion system
It is the object of the present invention to overcome the aforesaid drawbacks and to propose a turbomachine, and in particular a turbopump, which has all the advantages of the active magnetic suspensi... Read More
Inventors: Girault, Jean-Philippe;, Assignee: Societe Europeenne de Propulsion (Suresnes, FR) |
Magnetic bearing apparatus
An object of the present invention is to provide a magnetic bearing apparatus capable of preventing touchdown bearings from being damaged at the time of emergency stop of a spindle. In order to attain... Read More
Inventors: Ueyama, Hirochika; Taniguchi, Manabu;, Assignee: Koyo Seiko Co., Ltd. (Osaka, JP) |
Ceiling fan
OF A PREFERRED EMBODIMENT OF THE INVENTION The fan of the invention includes a canopy 10 by which the fan is mounted in a flush position against the ceiling. The canopy 10 receives and houses the ele... Read More
Inventors: Markwardt, Michael A.;, Assignee: Encon Industries, Inc. (Fort Worth, TX) |
Waterproof overhead fan
As shown in FIGS. 1 and 3, an overhead suspended fan in accordance with the invention includes an upper mounting structure generally indicated at 10, a hollow support shaft 12 depending from the uppe... Read More
Inventors: Bogage, Gerald I.;, Assignee: Leading Edge, Inc. (Miami, FL) |
Spiral fluted wheel for a water pump
The main objective of the invention is to provide a spiral fluted wheel for a pump that can be combined rapidly and precisely. The spiral fluted wheel has a top plate, a bottom plate and multiple spir... Read More
Inventors: Tsui, Su-Chen;, Assignee: Sea Chung Electric Co., Ltd. (Taichung Hsien, TW) |
Insulation element and method for introducing winding elements into grooves on an armature
Because the insulator element of the invention has at least one plastic element that is intended for lining an armature slot, the lining process can be performed quickly, which makes short cycle times... Read More
Inventors: Siems, Hans-Dieter; Antl, Oswald;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Electromagnetic vibrator and portable device employing the same
The present invention addresses the problems discussed above and aims to contribute to realizing such devices having well-advanced. An electromagnetic vibrator of the present invention comprises the f... Read More
Inventors: Furuya, Miyuki; Moritan, Norishige;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Axial flow fan having a compact circuit board and impeller blade arrangement
Accordingly, it is an object of this invention to provide an axial flow fan with reduced axial width while maintaining performance parameters and design constraints. An additional object is to provide... Read More
Inventors: Bradbury, Phillip James; Nguyen, Phep Xuan; Jenkins, Jr., Chalmers R.;, Assignee: NMB USA Inc. (Chatsworth, CA) |
Rotary electric machine stator having individual removable coils
In particular, the invention makes it easier to manufacture stators with windings on teeth, i.e. in which each tooth constitutes the core of a winding. In a stator with windings on teeth, the number o... Read More
Inventors: Eydelie, Andre; Augier, Phillippe; Guillot, Jean-Marie;, Assignee: Moteurs Leroy-Somer (Angouleme, FR) |
Method for assembling and electrical connector assembly for a power tool
OF THE PREFERRED EMBODIMENT A terminal member assembly 10 embodying the invention and for use in a power tool 14 is illustrated in the Figures. In the illustrated construction (see FIGS. 2 and 3A), t... Read More
Inventors: Zeiler, Jeffrey M.; Hessenberger, Jeffrey C.;, Assignee: Milwaukee Electric Tool Corporation (Brookfield, WI) |
Vehicle AC generator
Therefore, a main object of the invention is to provide an improved vehicle AC generator which can provide a tool space for the screw bolt in spite of a limited mounting space of the AC generator. Ano... Read More
Inventors: Tan, Yoshiki; Murata, Nakato;, Assignee: Denso Corporation (Kariya, JP) |
Motor and a lateral pressure mechanism for the same
It is an object of the invention to provide a lateral pressure mechanism for a motor which can solve the above-discussed problems, which can be incorporated even into a small motor, and which can appl... Read More
Inventors: Higuchi, Daisuke; Matsushima, Syunji; Kiuchi, Hiroyuki;, Assignee: Kabushiki Kaisha Sankyo Seiki Seisakusho (Nagano, JP) |
Cooling fan
The main objective of the present invention is to provide a cooling fan which is easy to assemble, has a low noise and an effective lubricant seal. Other objects, advantages and novel features of the ... Read More
Inventors: Hsieh, Hsin-Mao;, Assignee: |
Fluid management system for a housing of an electrical device
The present invention pertains to a fluid management system incorporated into the construction of a housing of an electric motor that directs liquid by gravitation away from the electrical connections... Read More
Inventors: Bailey, Daniel E.; Owen, Nathan C.; Johnson, Phillip S.; Newberg, Barry M.;, Assignee: Emerson Electric Co. (St. Louis, MO) |
Bearing structures for motors
The present invention has been accomplished to solve such problems of the prior art as mentioned above, and has for its object to provide a bearing structure for motors, which removes factors having a... Read More
Inventors: Ogata, Masaaki; Tsuzuku, Masayuki;, Assignee: Kabushiki Kaisha Sankyo Seiki Seisakusho (Nagano, JP) |
Light weight machine with rotor employing permanent magnets and consequence poles
OF A PREFERRED EXEMPLARY EMBODIMENT Referring to FIGS. 1 and 2, a lightweight portable generator in accordance with the present invention comprises an engine 12, a high output miniature generator uni... Read More
Inventors: Scott, Harold C.; Bednorz, Ardel R.; Johnson, G. Weylin; Anderson, William J.; Davis, Mitchell K.; Tally, Henry;, Assignee: Coleman Powermate, Inc. (Kearney, NE) |
Support for a cooling fan
The main objective of the invention is to provide an improved support for a cooling fan, which has a flange formed on the distal end of each of a plurality of L-shaped arms to conduct and lower the tu... Read More
Inventors: Hsieh, Hsin-Mao;, Assignee: |
Acoustic isolator for a disc drive assembly
The present invention provides an improved acoustic isolation apparatus comprising an acoustic compliance area integrally formed as a portion of a support member, such as the housing assembly of a dis... Read More
Inventors: Morris, Charles P.; Pottebaum, Kenneth L.; Stricklin, John D.;, Assignee: Seagate Technology LLC (Scotts Valley, CA) |
Encoder with a housing, which can be assembled
It is therefore an object of the present invention to make it possible, in the case of an encoder of the type named above, to secure the timing disk before the assembly and the unlocking after the ass... Read More
Inventors: Braun, Paul-Wilhelm; Hannemann, Jens;, Assignee: PWB-Ruhlatec Industrieprodkte GmbH (Seebach, DE) |
Direct drive motor system
What is claimed is: 1. A direct drive motor system comprising motor means of an inductor type comprising a rotor, a stator and a coil; rotation detecting means for detecting rotation of said stator; p... Read More
Inventors: Ono, Yutaka; Tsuchiya, Yayoi; Koizumi, Yutaka; Morimoto, Hitoshi; Banzai, Hideo; Muramatsu, Yasuhiko; Shindo, Syotoro; Kanehara, Toshihiro; Hatano, Norihiko; Ohta, Susumu; Nikaido, Mitsuhiro;, Assignee: Yokogawa Electric Corporation (Tokyo, JP) |
Permanent magnet structure for use in electric machinery
What we claim is: 1. A permanent magnet structure for avoiding magnetic losses incurred from unutilized magnetic fields in electric machinery, comprising: at least one hollow cylinder of magnetic mate... Read More
Inventors: Leupold, Herbert A.; Potenziani, II, Ernest;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
High torque DC electric motor with simultaneous battery charging system
A new electrodynamic motor with a simultaneous electric generating system is described. The system includes a new self-regenerating electrical DC permanent magnet system which charges the vehicle powe... Read More
Inventors: Burtis, Wilson A.;, Assignee: |
Alternator
The present invention aims to solve the above problems with the conventional art and an object of the present invention is to provide an alternator having both high serviceability and productivity, ca... Read More
Inventors: Asao, Yoshihito; Adachi, Katsumi; Morishita, Akira;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Immersion pump
OF THE INVENTION The submerged pumping set has a cylindrical, tubular jacket 1, which receives in superposition, three structural units, namely a frequency changer 10, a wet-rotor motor having a roto... Read More
Inventors: Jensen, Niels D.; Mikkelstrup, Poul E.;, Assignee: Grundfos International A/S (Bierringbro, DK) |
Generators or Motors 
