Device for connecting and insulating a thermal protector for electrical windings of motors
The aim of the present invention is to provide a device for connecting and insulating a thermal protector for electrical windings of motors that ensures automated assembly without however sacrificing ... Read More
Inventors: Piovesan, Gianni;, Assignee: Inarca S.p.A. (Vigodarzere, IT) |
Electrical machine
Accordingly, it is an object of present invention to provide an electrical machine, which, due to separate cooling circulation for a stator and for a rotor makes possible an independent cooling of the... Read More
Inventors: Glauning, Juergen;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Direct-current brushless motor, and polygon scanner and image forming apparatus having the same and a method thereof
The present invention has been made to solve the problems as mentioned above. In particular, it is an object of the present invention to provide a small direct-current brushless motor which is capable... Read More
Inventors: Itami, Yukio; Suzuki, Mitsuo;, Assignee: Ricoh Company, Ltd. (Tokyo, JP) |
Thin-film magnetic head with a coil having a trapezoidal crosssection
It is an object of the present invention to provide a thin film magnetic head having coils that can ensure insulation between layers and insulation between coil conductors even after miniaturized. A t... Read More
Inventors: Fujita, Kiyoharu; Sasaki, Takeo; Furuichi, Shinji;, Assignee: Hitachi Metals, Ltd. (Tokyo, JP) |
Apparatus for turning monitoring camera
It is an object of this invention to provide a monitoring camera turning apparatus in which the monitoring range can be easily changed, and a desirable monitoring range can be arbitrarily selected fro... Read More
Inventors: Wada, Jyoji;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Stabilized camera
It is an object of the invention to provide a camera which has an improved stabilization and/or expanded adjusting possibilities. The camera of the invention includes: camera optics defining an optica... Read More
Inventors: Teuchert, Wolf-Dieter;, Assignee: Zeiss Optronik GmbH (Oberkochen, DE) |
Motor having rotational sensor
The present invention addresses the above disadvantages. Thus, it is an objective of the present invention to provide a motor that has a reduced size and includes a rotational sensor and a coupling me... Read More
Inventors: Torii, Katsuhiko; Yamamura, Kengo; Yamamoto, Hiroaki; Imamura, Naoki;, Assignee: Asmo Co., Ltd. (Shizuoka, JP) |
Polygonal type optical deflector
An object of the present invention is to provide an electric motor unit which permits rotating a polygonal mirror at a high speed, which can be processed, assembled and adjusted easily, and which perm... Read More
Inventors: Yamashita, Mitsuo; Oda, Goro; Tomimori, Kiyoshi;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (Kawasaki, JP) |
Rotary voice coil micro-hard disk drive system
It is an object of the present invention to provide a compact micro-hard disk drive system having a high performance capability. Another object of the present invention is to provide an improved hard ... Read More
Inventors: Chalmers, Brian D.; Mackenzie, Colin A.; Kapoor, Kishore K.;, Assignee: Rodime PLC (GB) |
Magnetic fluid seal apparatus
An object, therefore, of the present invention is to provide a magnetic fluid seal apparatus that is free from all of the aforementioned defects of the prior art.... Read More
Inventors: Yokouchi, Atsushi; Matsunaga, Shigeki;, Assignee: |
Disk driving motor
In view of the foregoing, an object of the invention is to provide a disk driving motor in which the flow of dust or the like is blocked which comes from the lower bearing through the small gap, where... Read More
Inventors: Ishizuka, Yutaka; Kinoshita, Shinji;, Assignee: Kabushiki Kaisha Sankyo Seiki Seisakusho (Nagano, JP) |
Disc drive actuator arm assembly with outer arm z-height less than inner arm z-height
An objective of the present invention is to achieve uniform gram load on the sliders throughout the actuator stack. Another objective of the present invention is to allow the use of thin and lightweig... Read More
Inventors: Hudson, Andrew John; Raffetto, Michael John;, Assignee: Seagate Technology LLC (Scotts Valley, CA) |
Brushless motor
It is therefore a first object of the present invention to provide a motor in which it is possible to reduce the aforementioned torque ripples. It is a second object of the present invention to provid... Read More
Inventors: Ushiro, Tatsuzo; Karube, Yukuo;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP); Canon Seiki Kabushiki Kaisha (Tokyo, JP) |
Antifriction device for a valve control shaft
What is claimed is: 1. An antifriction device for a valve which serves to regulate the flow of a fluid and especially to withstand high pressures and temperatures, comprising a hollow body to which th... Read More
Inventors: Gachot, Jean;, Assignee: |
Spring retainer for limited slip differentials
This invention overcomes the problem of possible spring plate retainer failure by providing a retainer plate which is capable of resisting bending loads exerted by the preload compression springs of a... Read More
Inventors: Carpenter, Phil P.;, Assignee: Auburn Gear, Inc. (Auburn, IN) |
Directly solderable auxiliary circuit board assembly and methods of making and using the same
The present invention includes a main circuit T board which has an auxiliary board directly connected thereto without the use of interfacing terminals. The auxiliary circuit board has a projection whi... Read More
Inventors: Trittschuh, III, Everett P.; Kaywood, Roger A.;, Assignee: General Motors Corporation (Detroit, MI) |
Module mounting structure
It is therefore an object of the present invention to provide a module mounting structure adaptive to an increase in the number of pins of a daughter board and an increase in operation speed. A struct... Read More
Inventors: Tanaka, Shinji;, Assignee: NEC Corporation (Tokyo, JP) |
Rotor end cap
Briefly, apparatus of the invention provides a rotor end cap for use with a rotor of a dynamoelectric machine to induce cooling air circulation, facilitate rotor balancing and enable rotor position an... Read More
Inventors: Bobay, Dennis P.;, Assignee: General Electric Company (Fort Wayne, IN) |
Modular conveyor system having multiple moving elements under independent control
OF PREFERRED EMBODIMENTS FIG. 1 illustrates a portion of a modular conveyor system 20, in accordance with the preferred embodiment. The system 20 features multiple pallets or moving elements 22 (only... Read More
Inventors: Peltier, Kenneth; Lankin, Robert Gordon; Robinson, Wayne Michael; MacKay, David Kyle; Fortuna, Jeffrey John; Madusuthanan, Sajeev; Lindsay, Scott Charles; Cybulski, Michael A.; Hancock, Michael J.; Holl, Robert A.; Mowat, Donald J.;, Assignee: ATS Automation Tooling Systems Inc. (Cambridge, CA); Agile Systems Inc. (Waterloo, CA) |
Disk drive spindle air bearing with features to improve start-stop performance
The present invention relates to an air bearing structure for use in a disk drive device that produces relatively little stiction between air bearing surfaces during an initial disk spin up period. In... Read More
Inventors: Bodmer, Jim; Chen, Shuo-Hao; Walker, Shane;, Assignee: Maxtor Corporation (Longmont, CO) |
Rotational driving apparatus for disks having a magnet disposed on a motor mounting base surface to absorb radial deflections
The present invention is made to overcome the aforementioned problem. More precisely, it is an object of the present invention to provide a rotational driving apparatus for disks with a high degree of... Read More
Inventors: Morimoto, Takao; Fujiwara, Tatsunori;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Electormagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object
The present invention is directed to further improvements in the aforesaid methods and apparatus for extending the duration of levitation of a rotationally stabilized magnetic levitation device, such ... Read More
Inventors: Hones, Edward W.; Hones, William G.;, Assignee: Creative Gifts, Inc. (Seattle, WA) |
Electric motor with vibration attenuation
The present invention relates to an electric motor having a base and a stator connected with the base. A rotor is rotatable relative to the stator under the influence of magnetic forces transmitted be... Read More
Inventors: Petach, Michael B.; Jones, Michael A.; Harpole, George M.;, Assignee: TRW Inc. (Lyndhurst, OH) |
Rotary anode X-ray tube
What is claimed is: 1. An X-ray tube comprising: an envelope; a rotary anode in the envelope, said anode being rotatable around an axis and being axially and radially supported on the axis by a bearin... Read More
Inventors: Gerkema, Jan; Kamerbeek, Evert M. H.;, Assignee: U.S. Philips Corporation (New York, NY) |
Dynamic-pressure gas bearing structure and optical deflection scanning apparatus
It is, therefore, an object of the present invention to simplify the shape of the peripheral surface of the shaft in the rotation drive part in order to realize a dynamic-pressure gas bearing structur... Read More
Inventors: Murabe, Kaoru; Katayama, Tetsuya; Komura, Osamu; Nakasugi, Mikio; Fukita, Taku; Sato, Isshin;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP); Sumitomo Electric Industries, Ltd. (Osaka, JP) |
Levitation pressure and friction losses in superconducting bearings
It is therefore an object of the invention to provide an improved low loss high-temperature superconducting journal bearing that can be used to achieve a high efficiency, flywheel, energy storage devi... Read More
Inventors: Hull, John R.;, Assignee: The University of Chicago (Chicago, IL) |
Method and apparatus for securing a conduit box to a motor and motor incorporating same
The invention provides a novel approach to securing a conduit box to an electric motor designed to respond to these needs. The technique can be employed in various motor configurations, including AC a... Read More
Inventors: Williams, Donald H.; Boyd, Richard L.; Ewing, W. Alan;, Assignee: Reliance Electric Technologies, LLC (Mayfield Heights, OH) |
Pumps and motors
What is claimed is: 1. A pump or motor comprising a casing, which houses at least one rotary member and which has an inlet port and an outlet port, cam means connected to be rotated by said member and... Read More
Inventors: Lipscombe, Brian R.;, Assignee: Dowty Hydraulic Units Limited (GB2) |
Vane pump with pressure chambers at the outlet to reduce noise
OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described hereinafter with reference to FIGS. 1, 2 and 3. A front housing 41 is combined with a rear housing 42 to... Read More
Inventors: Abe, Ryutaro; Takeuchi, Yoshiyuki; Kitamura, Michihiro;, Assignee: Toyoda Koki Kabushiki Kaisha (Kariya, JP) |
Noise reduced liquid sealed compressor
What is claimed is: 1. A noise reduced, liquid sealed compressor comprising: a rotary compressor body, including a port and manifold assembly having input and output manifolds, and respective input an... Read More
Inventors: Brown, Jeffrey M.;, Assignee: General Signal Corporation (Stamford, CT) |
Generators or Motors 
