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Class Information
Number: 310/233
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > Current collectors > Rotary structure > Commutators
Description: Subject matter relating to commutators.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7608956 |
Automotive engine starter and electric rotary machine designed to withstand vibrational impact |
Oct. 27, 2009 |
| 7605516 |
Motor, commutator, short-circuit member, and a method for manufacturing the commutator |
Oct. 20, 2009 |
| 7586230 |
Brush, commutator, and commutator device |
Sep. 8, 2009 |
| 7583004 |
Short-circuiting member, commutator, and method of manufacturing short-circuiting member |
Sep. 1, 2009 |
| 7569959 |
Motor |
Aug. 4, 2009 |
| 7560719 |
Commutator measuring device |
Jul. 14, 2009 |
| 7560848 |
Electrical machine with commutator rotor |
Jul. 14, 2009 |
| 7550893 |
Armature, method for manufacturing the armature, and direct current motor |
Jun. 23, 2009 |
| 7548002 |
Axial air-gap rotor and axial air-gap coreless motor equipped with the same |
Jun. 16, 2009 |
| 7518282 |
Rotor, vibration motor having the same, and fabrication method thereof |
Apr. 14, 2009 |
| 7495366 |
Compact slip ring incorporating fiber-on-tips contact technology |
Feb. 24, 2009 |
| 7462972 |
Commutator for an electric machine |
Dec. 9, 2008 |
| 7414345 |
Commutator and armature |
Aug. 19, 2008 |
| 7414344 |
Commutator and an armature |
Aug. 19, 2008 |
| 7400077 |
Electric motor having multiple armatures |
Jul. 15, 2008 |
| 7396217 |
Fuel pump to be installed inside fuel tank |
Jul. 8, 2008 |
| 7375452 |
Commutator for an electrical machine |
May. 20, 2008 |
| 7362020 |
Commutator housing with an overcurrent protection device |
Apr. 22, 2008 |
| 7362029 |
Fuel pump comprising an electric motor |
Apr. 22, 2008 |
| 7352100 |
Direct-current motor |
Apr. 1, 2008 |
| 7352103 |
Motor assembly with a sealed commutator/brush interface |
Apr. 1, 2008 |
| 7327058 |
Vibration motor having brushes with different osculatory tracks |
Feb. 5, 2008 |
| 7327061 |
AC generator and method |
Feb. 5, 2008 |
| RE39974 |
Management of contact spots between an electrical brush and substrate |
Jan. 1, 2008 |
| 7285931 |
Brushless motor commutation and control |
Oct. 23, 2007 |
| 7196440 |
Electric manual machine tool driven by an electric motor |
Mar. 27, 2007 |
| 7180213 |
Vibration motor having brushes with different osculatory tracks |
Feb. 20, 2007 |
| 7148602 |
Commutator |
Dec. 12, 2006 |
| 7129657 |
Single track brush-based position encoder for rotating shaft |
Oct. 31, 2006 |
| 7129610 |
Commutator for an electric motor |
Oct. 31, 2006 |
| 7119468 |
Electric motor |
Oct. 10, 2006 |
| 7102266 |
Motor assembly with a sealed commutator/brush interface |
Sep. 5, 2006 |
| 7084546 |
Commutator, manufacturing method of commutator, manufacturing apparatus of commutator and commutator plate material |
Aug. 1, 2006 |
| 7084547 |
Motor, fuel pump, commutator, and method for manufacturing a commutator |
Aug. 1, 2006 |
| 7045926 |
Commutator for an electric motor |
May. 16, 2006 |
| 7043822 |
Method of manufacturing commutator of rotary electric machine |
May. 16, 2006 |
| 7009323 |
Robust commutator bar anchoring configuration with dove-tailed features |
Mar. 7, 2006 |
| 7006761 |
Control device for DC motors |
Feb. 28, 2006 |
| 6984916 |
Integrated commutator with sense magnet |
Jan. 10, 2006 |
| 6979922 |
Commutator with integral oil throw and recovery structure |
Dec. 27, 2005 |
| 6975058 |
Commutator arrangement for a small electric motor |
Dec. 13, 2005 |
| 6960863 |
Commutator for an electric machine |
Nov. 1, 2005 |
| 6958563 |
Riser commutators |
Oct. 25, 2005 |
| 6952067 |
Rotary electric machine and a method of producing the same |
Oct. 4, 2005 |
| 6949859 |
Commutator assembly for motor |
Sep. 27, 2005 |
| 6944933 |
Manufacturing method of a rotor of small motors |
Sep. 20, 2005 |
| 6927521 |
Commutator and electric rotary device having the same |
Aug. 9, 2005 |
| 6903481 |
Commutator for electric motors |
Jun. 7, 2005 |
| 6903483 |
Motor |
Jun. 7, 2005 |
| 6894419 |
Current passing circuit board for rotary electric machine inserted in molded resin |
May. 17, 2005 |
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