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Class Information
Number: 318/639
Name: Electricity: motive power systems > Positional servo systems (e.g., servomechanisms) > With particular "error-detecting" means > Plural, diverse conditions
Description: Subject matter in which the error detector is responsive to plural, diverse conditions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7408317 |
Apparatus having a motor, controller for the motor, and method of controlling the motor |
Aug. 5, 2008 |
| 7362071 |
Rotation control device, rotation control method and construction machine |
Apr. 22, 2008 |
| 6922025 |
Zero ripple linear motor system |
Jul. 26, 2005 |
| 6836092 |
Methods and circuits for detecting operational information of DC Fans |
Dec. 28, 2004 |
| 6803736 |
Control system which carries out the model-supported safety monitoring of an electronically regulated controller in the motor vehicle |
Oct. 12, 2004 |
| 6664752 |
Method and apparatus for correcting actuator positioning error |
Dec. 16, 2003 |
| 6388417 |
High stability dynamic force motor |
May. 14, 2002 |
| 5293322 |
Industrial robot apparatus |
Mar. 8, 1994 |
| 5239331 |
Brake device for motor in camera |
Aug. 24, 1993 |
| 4611269 |
Apparatus and method in which a plurality of detectors generating signals with different periods are used to detect the absolute position of a moving member |
Sep. 9, 1986 |
| 4373150 |
Motor control system |
Feb. 8, 1983 |
| 4059745 |
Override process control system |
Nov. 22, 1977 |
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