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Class Information
Number: 388/904
Name: Electricity: motor control systems > Specific system operational feature > Stored velocity profile
Description: Art collection of systems which include means for storing and using a predetermined velocity profile or pattern of velocities and changes of velocity.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7467819 |
Control process and device for motor vehicles with a foldaway roof |
Dec. 23, 2008 |
| 7449850 |
Device and method for controlling motor |
Nov. 11, 2008 |
| 7190129 |
System and method for drift compensation when using pulse count controlled motors |
Mar. 13, 2007 |
| 7148641 |
Direct current and alternating current motor and generator utilizing a periodic transformation system |
Dec. 12, 2006 |
| 7075258 |
Power control device of an electric tool, a method of power control of an electric tool and an electric tool provided with a power control device |
Jul. 11, 2006 |
| 7068006 |
Stepping motor control circuit |
Jun. 27, 2006 |
| 6949904 |
Power actuated seat |
Sep. 27, 2005 |
| 6911792 |
System and method for controlling movement |
Jun. 28, 2005 |
| 6859001 |
Torque ripple and noise reduction by avoiding mechanical resonance for a brushless DC machine |
Feb. 22, 2005 |
| 6825625 |
Device with an electromotor |
Nov. 30, 2004 |
| 6819074 |
Apparatus and method of controlling a driving speed of a motor |
Nov. 16, 2004 |
| 6815923 |
Stepper motor jam detection circuit |
Nov. 9, 2004 |
| 6771032 |
Motor control system |
Aug. 3, 2004 |
| 6611117 |
Drive circuit for a brushless DC motor |
Aug. 26, 2003 |
| 6483265 |
Methods and systems for minimizing vibration in electric machines |
Nov. 19, 2002 |
| 6456022 |
Movable barrier operator |
Sep. 24, 2002 |
| 6414455 |
System and method for variable drive pump control |
Jul. 2, 2002 |
| 6407520 |
Motor-vehicle door lock |
Jun. 18, 2002 |
| 6243532 |
Rotational speed control device for an electric motor |
Jun. 5, 2001 |
| 5998957 |
Dissipativity-based controller for synchronous electric drives, and associated methods |
Dec. 7, 1999 |
| 5844388 |
Drive systems for a brushless motor employing predefined driving profiles stored in a nonvolatile memory |
Dec. 1, 1998 |
| 5793180 |
Fully digital drive system for brushless motor with voltage or current profiles read from a digital memory |
Aug. 11, 1998 |
| 5680021 |
Systems and methods for controlling a draft inducer for a furnace |
Oct. 21, 1997 |
| 5592058 |
Control system and methods for a multiparameter electronically commutated motor |
Jan. 7, 1997 |
| 5533166 |
Method for calculating speed estimated value in speed control system |
Jul. 2, 1996 |
| 5426355 |
Power-off motor deceleration control system |
Jun. 20, 1995 |
| 5367239 |
Printer carrier driving method |
Nov. 22, 1994 |
| 5347205 |
Speed and mode control for a blender |
Sep. 13, 1994 |
| 5331263 |
Velocity control device |
Jul. 19, 1994 |
| 5325460 |
System and method for controlling the speed of an electric motor in an extremely low speed range using a rotary pulse encoder |
Jun. 28, 1994 |
| 5317668 |
Motor control device for controlling motor speed depending on imparted load |
May. 31, 1994 |
| 5294872 |
Method and apparatus for operating vacuum cleaner |
Mar. 15, 1994 |
| 5223774 |
Method for controlling speed of a motor of a card reader |
Jun. 29, 1993 |
| 5166585 |
Motor control apparatus for an electric vacuum cleaner |
Nov. 24, 1992 |
| 5162709 |
Apparatus for controlling blower motor of automobile air-conditioner |
Nov. 10, 1992 |
| 5093892 |
Motor speed control system |
Mar. 3, 1992 |
| 5029230 |
Motor control apparatus and speed setting apparatus |
Jul. 2, 1991 |
| 5010287 |
Induction motor control system |
Apr. 23, 1991 |
| 4933616 |
Drive control system for imprinting apparatus |
Jun. 12, 1990 |
| 4897778 |
Motor control device |
Jan. 30, 1990 |
| 4879754 |
Speed controller |
Nov. 7, 1989 |
| 4827197 |
Method and apparatus for overspeed protection for high speed centrifuges |
May. 2, 1989 |
| 4788479 |
Control mechanism for a separately excited DC drive motor and method for control of a DC drive motor |
Nov. 29, 1988 |
| 4739230 |
Control device for controlling motor speed without hunting |
Apr. 19, 1988 |
| 4698567 |
Ribbon deck motor control |
Oct. 6, 1987 |
| 4689540 |
Position control in a D.C. motor |
Aug. 25, 1987 |
| 4659976 |
Method and apparatus for maximizing utilization of an electric motor under load |
Apr. 21, 1987 |
| 4638879 |
Device for regulating the speed of a vehicle, particularly an automotive vehicle, having an electronic regulator |
Jan. 27, 1987 |
| 4639652 |
Control system for robot manipulator |
Jan. 27, 1987 |
| 4636959 |
Microprocessor controlled d.c. motor for controlling a postage meter |
Jan. 13, 1987 |
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