U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."

Dennis Gabor, British physicist

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 310/156.62 - Axially magnetized with poles shoes at one end


Subclass of Class 310 - Electrical generator or motor structure
Definition: Subject matter wherein at least one permanent magnet is
No. of patents: 7
Last issue date: 11/01/2011


NumberTitleIssue Date
8049389Axial gap motor
An axial gap motor includes a rotor and a stator, and the rotor includes within a rotor frame a plurality of main magnet pieces which are disposed in a circumferential direction in such a manner that their magnetized direction is in a rotational axis direction and m...
11/01/2011
7973443Magnetic field element
A magnetic field element includes magnetic field portions and a coupling portion and is rotatable on a rotation axis along a given direction. Each magnetic field portion includes a magnet and magnetic plates. The magnet includes first and second pole faces having di...
07/05/2011
7719154Single field rotor motor
A single field rotor motor comprising a rotor mounted for rotation with respect to a stator. The stator has a plurality of stator poles each having a coil for creating a magnetic pole force. The rotor has a plurality of circumferentially spaced salient rotor poles f...
05/18/2010
6891295Flywheel magneto generator
A flywheel magneto generator which comprises a rotor having a magnet attached to an outer circumferential side of a flywheel and a stator constructed by winding a generating coil around a core having a magnetic pole portion opposed to a magnetic pole of the rotor, w...
05/10/2005
6674203Vehicle rotary electric machine
In a stator of a vehicle rotary electric machine, a stator winding includes U-shaped conductor segments having a pair of straight portions disposed in a pair of slots spaced apart at a fixed pitch in layers. Each U-shaped conductor segment has a generally...
01/06/2004
6404097Rotary electrical machines
A rotary electrical machine comprising a stator (10) and at least one rotor (12) having a plurality of permanent magnets (14). The rotor consists of a rotor disc, at the outer edge of which the permanent magnets are mounted. The rotor disc (12) is provide...
06/11/2002
5436518Motive power generating device
A motive power generating device comprises a permanent magnet disposed around a rotational output shaft for rotation therewith, the output shaft being mounted on a support member for rotation, a magnetic body disposed in concentric relationship with the p...
07/25/1995
 
Sign InRegister
Username  
Password   
forgot password?