Bizarre Patents
A simulation environment for the sport of boxing utilizing a robotic machine interface system which carries a person
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.
| Number | Title | Issue Date |
| 8176619 | Method of manufacturing molded commutator A method of manufacturing a molded commutator for a vacuum cleaner motor, includes providing a cylindrical molding ring; arranging commutator segments in a circle along an inner periphery of the cylindrical molding ring such that grooves are formed between adjacent ... | 05/15/2012 |
| 8171616 | Method of making an armature An armature for an electric motor has a lamination stack on a shaft with a commutator mounted on one end of the shaft. Magnet wires wound in slots in the lamination stack, the commutator and armature shaft are at least partially encapsulated in thermoset. The commut... | 05/08/2012 |
| 7908736 | Method of making an armature An armature for an electric motor has a lamination stack on a shaft with a commutator mounted on one end of the shaft. Magnet wires wound in slots in the lamination stack, the commutator and armature shaft are at least partially encapsulated in thermoset. The commut... | 03/22/2011 |
| 7877857 | Manufacturing method of electric motor Coils are electrically connected to a commutator, which includes commutator segments that are arranged one after another in a circumferential direction of a dielectric body along an outer peripheral surface of the dielectric body. Each commutator segment includes a ... | 02/01/2011 |
| 7870658 | Method for sheathing an armature for electrical machines A method for sheathing an armature for electric machines, in which a stack of lamellae that is equipped with grooves for armature windings is mounted on an armature shaft by means of a bore and is provided with at least one groove insulation with the aid of the shea... | 01/18/2011 |
| 7856703 | Method for making a short-circuiting member and method for making a commutator A short-circuit member includes a short-circuit conductor and a short-circuit insulator. The short-circuit conductor includes superimposed first and second short-circuit member formation groups. Each of the short-circuit member formation groups has outer terminals, ... | 12/28/2010 |
| 7856702 | Method for manufacturing an armature for a dynamo-electric machine A method for manufacturing an armature including securing a core to the shaft having a plurality of slots extending in the axial direction formed on the outer circumferential surface thereof, forming a coil composed of a plurality of coil portions by simultaneously ... | 12/28/2010 |
| 7854055 | Method for producing a commutator A commutator includes a conductive part that has a cylindrical body and a plurality of coil latching portions at intervals circumferentially on one axial end; and an insulating part formed inside the conductive part. The conductive part includes segments that are in... | 12/21/2010 |
| 7716810 | Method of manufacturing a commutator A method of manufacturing a commutator main body which has a cylindrical insulating body, and a plurality of segments arranged in an outer circumference of the insulating body. A short-circuit member is arranged in an end in an axial direction of the insulating body... | 05/18/2010 |
| 7685697 | Method of manufacturing an electric motor of a power tool and of manufacturing the power tool A method of manufacturing a power tool includes forming an armature by placing an electrically insulative sleeve on an armature shaft, securing a lamination stack having slots therein on the armature shaft with the insulative sleeve disposed therebetween, securing a... | 03/30/2010 |
| 7591063 | Method of making an armature A method of making an armature includes placing a commutator and a lamination stack on an armature stack. Coil windings wound in slots in the lamination stack, the commutator and armature shaft are at least partially encapsulated in a first plastic. The commutator h... | 09/22/2009 |
| 7451538 | Method for fabricating rotor assembly In accordance with one embodiment, the present technique provides an apparatus for assembling a rotor. The exemplary apparatus includes a base that has a central aperture and a seating surface for receiving the rotor. An arbor then extends through the central apertu... | 11/18/2008 |
| 7437790 | Pool cleaning vacuum employing multiple power supply sources and associated method A pool cleaning vacuum employing multiple power supply sources and associated method includes a body including first, second and third vertically juxtaposed chambers formed therein. The chambers share a wall with the second chamber wherein the third chamber is isola... | 10/21/2008 |
| 7386931 | Method of forming cascaded stator winding A method of forming a stator for an electric machine having a cascaded winding includes the steps of: providing a stator core having a plurality of circumferentially spaced and axially-extending core slots in a surface thereof, forming a plurality of A conductors an... | 06/17/2008 |
| 7370401 | Apparatus and methods for wire coil lead placement Apparatus and methods for forming wire coil leads that depart from wire coils inserted into a dynamo-electric machine component are provided. A plurality of wire coils may be received on an insertion tool. A wire lead may be anchored at a location on the insertion t... | 05/13/2008 |
| 7367106 | Method of assembling a dynamo-electric machine component Stator designs have wide-mouth slots between adjacent poles. Wire coils with high slot fill conductivity are formed around the poles. In some designs, the wire coils are wave wound around the poles. Thick bar conductors can be used for making the wire coils. The wir... | 05/06/2008 |
| 7356906 | Brushless direct-current motor of radial core type having a structure of double rotors and method for making the same A method of manufacturing a radial core type double rotor brushless direct-current motor is provided. A double rotor structure is employed with inner and outer rotors which are doubly disposed such that a stator core is completely divided. A rotational shaft is rota... | 04/15/2008 |
| 7347963 | Method of molding resin to protect a resolver winding At least a winding of a stator stack 2 is molded by injecting a fused resin molding material into a space formed between a top mold and a bottom mold member. When the stator stack 2 of the resolver, which is annular and includes a coiled winding 7 | 03/25/2008 |
| 7340821 | Stator and resolving method and device thereof The method for resolving the stator having a coil disposed in the slots provided around an inner circumferential face of a cylindrical iron core and having an opening portion includes a step of enlarging the opening portion of the slot, and a step of extracting the ... | 03/11/2008 |
| 7340822 | Insulator and manufacturing method thereof, and stator for electric rotating machine A stator for a motor includes a stator core, an insulator, and coils. The stator core includes an annular portion and teeth, which extend radially from the annular portion. The stator core is divided into core segments in the circumferential direction. Each core seg... | 03/11/2008 |
| 7312949 | Base deck with overmolded elastomeric and rigid structural components A base deck for a data storage device is preferably formed from a stamped, or fine blanked metallic platform portion, which supports an over-mold portion. The over-mold portion is a combination of elastomeric components and rigid structural components. In addition t... | 12/25/2007 |
| 7302750 | Method of manufacturing armature of rotary electric machine An armature of a rotary electric machine composed of an armature core, an armature winding and a shaft is manufactured in the following manner. A conductor bar including plural conductors connected in line is formed, and each conductor is cut out from the conductor ... | 12/04/2007 |
| 7293350 | Coil forming apparatus of forming coils of a stator of a rotary electric machine A coil forming apparatus includes a twisting formation unit that twist-forms a predetermined number of U-shaped conductor segments. The twisting formation unit includes a first twisting formation jig composed of a first inside ring and a first outside ring and a sec... | 11/13/2007 |
| 7294166 | Metal-graphite brush A brush body 4 of a metal-graphite brush 2 is composed of a commutator side portion 6 which contains graphite, copper and a metal sulfide solid lubricant, and a lead side portion 8 which contains graphite and copper but does not contain a... | 11/13/2007 |
| 7287311 | Manufacturing method of stator for vehicular rotary electric machine A manufacturing method of a stator for vehicular rotary electric machine includes: forming an indentation in a radial direction in a side face of each of electrical conductors in the machine by pressing; inserting the electrical conductors in a radially side-by-side... | 10/30/2007 |
| 7287411 | Die for a tool set for mechanical joining A die for a tool set includes at least one punch and a die which defines a cavity for effecting joining. The die comprises an anvil opposite the punch. Die segments adjoin the said anvil and define the cavity in the circumferential direction. When the punch is being... | 10/30/2007 |
| 7274125 | Current collector ring for a generator having balance resistors An electrical generator having a stator assembly and a rotor assembly is provided. The rotor assembly has a rotor member, a first collector ring, and first and second rotor coils. The first collector ring is disposed proximate an exterior surface of the rotor member... | 09/25/2007 |
| 7267296 | Method and apparatus for winding multi-pole stators with termination hooks A method and apparatus for winding multi-pole stators formed by a sheets stack ferromagnetic core, having a plurality of radially extending poles defining grooves between them. Said wireis wound about said pole extensions, spooled by a flier, and guided by shrouds, ... | 09/11/2007 |
| 7268461 | Low cost electrical motor components manufactured from conductive loaded resin-based materials Electric motor components are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host.... | 09/11/2007 |
| 7254881 | Method for manufacturing an armature of a rotation apparatus A motor includes a stator having magnets, a rotor having teeth, a commutator secured to the rotor, and brushes. A coil is wound about each tooth. The commutator is connected to the coils. The brushes slidably contact the commutator. The number of the magnets and the... | 08/14/2007 |
| 7239060 | Brush DC motors and AC commutator motor structures with concentrated windings Structures of direct current motors or ac commutator (Universal) motors which use a concentrated winding on the rotor with coils wound around the teeth. The number of commutator segments is higher than the number of rotor teeth. Several coils are wound around the sa... | 07/03/2007 |
| 7222409 | Method of manufacturing a small vibration motor A driver IC and passive parts, which convert a direct current voltage into a three-phase voltage, and an FP coil for cyclically generating a magnetic field through the driver IC are mounted on a flexible substrate, which constitutes a small vibration motor. The driv... | 05/29/2007 |
| 7219411 | Method for manufacturing commutator having commutator segments A feed rate of a single-point cutting tool, which is an axial relative moving distance of the cutting tool along an outer peripheral surface of an unfinished commutator product per revolution of the unfinished commutator product, is reduced in an end part of a cutti... | 05/22/2007 |
| 7215058 | Rotor motor and process for producing a rotor A rotor motor (10) includes a rotor (12), a rotor winding (22, 44), carbon brushes (24, 26), at least one magnet (16), and a shaft (14) originating from the rotor. In order to simplify the design and make economical producti... | 05/08/2007 |
| 7215048 | Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion An electric motor has an armature and a stators. The armature has a lamination stack having slots therein. An internal shaft extends coaxially through the lamination stack. A plurality of magnet wires are wound in the slots of the lamination stack. A commutator is d... | 05/08/2007 |
| 7213324 | Method and manufacturing stator coil structure for revolving field electrical machine A number of embodiments of rotating electrical machines and methods for winding them that provides a high space utilization and very effective winding with less likelihood of damage to the insulation of the wire of the winding during the winding process. The arrange... | 05/08/2007 |
| 7210214 | Method of immulating between coils of different phases of electric motor A method of insulating the proximal portions of the coil edges of the stator. The insulation sheet has a folding portion for folding one or more coils of the same phase and two insertion portions extending from the folding portion so that distal ends are positioned ... | 05/01/2007 |
| 7203998 | Composite knob with light pipe leakage barrier A composite knob including an injection molded translucent core having a side wall and a top wall with light pipe window or a light pipe opening formed in these walls. A trim ring is positioned on the core and has an opening therethrough to align with the light pipe... | 04/17/2007 |
| 7199500 | Claw-pole electric generator and bicycle electric generator hub A claw-pole electric generator has a circumferentially arranged permanent magnet, a ring-shaped coil, a yoke and a cover member. The yoke surrounds an external periphery of the coil. The yoke has a stator yoke portion and a core yoke portion. The stator yoke portion... | 04/03/2007 |
| 7194794 | Method for producing electrical machines An electrical machine has a base body provided with conductors fixed in grooves of the base body by a material which limits a groove slot at both sides, and the conductors in the grooves are deformed by a stamping punch introducible through the groove slot into the ... | 03/27/2007 |
