US 6,335,585 B1 · Controller for vibration wave motor and image forming apparatus

Abstract

A controller for controlling a vibration wave motor is provided such that, when the motor is halted in an irregular manner, a drive signal having a frequency insufficient to start rotation of the motor is fed to the motor so as to permit the motor to be manually rotated.

Claims0

Dependent claims

Claims aren’t available for this document.

Facts

Application

09/404,192Filed 23 Sep 1999

Granted

1 Jan 2002

Term ends

Not estimatedThe source records don’t support an estimate.

Classification8 codes

G03G 15/757
Details relating to xerographic drum, band or plate, e.g. replacing, testing: drive mechanisms for photosensitive medium, e.g. gears
H02N 2/14
Producing rotary motion, e.g. rotary motors: drive circuits; Control arrangements or methods
H02N 2/142
Drive circuits; Control arrangements or methods: small signal circuits; Means for controlling position or derived quantities, e.g. speed, torque,…
H02P 25/032
Characterised by the kind of motor: reciprocating, oscillating or vibrating motors

Controller for vibration wave motor and image forming apparatus

Life of this patent

Abstract

Claims0

Controller for vibration wave motor and image forming apparatus

Life of this patent

Abstract

Claims0