Title:
WASTEGATE ACTUATOR AND WASTEGATE VALVE DRIVING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/162923
Kind Code:
A1
Abstract:
This wastegate actuator is equipped with a DC motor, a shaft which opens and closes a wastegate valve of a turbo charger, and a screw mechanism which converts the rotational motion of the DC motor to the rectilinear motion of the shaft. The lead angle of the screw mechanism is in accordance with the current of the DC motor required to maintain the position of the shaft.
Inventors:
KAWAMURA SATOSHI (JP)
HATANO KENTA (JP)
HATANO KENTA (JP)
Application Number:
PCT/JP2015/060741
Publication Date:
October 13, 2016
Filing Date:
April 06, 2015
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H05K7/06; F02B37/18
Domestic Patent References:
| WO2013061357A1 | 2013-05-02 |
Foreign References:
| JPH03112337A | 1991-05-13 | |||
| JP2011247398A | 2011-12-08 | |||
| JPH08507347A | 1996-08-06 |
Attorney, Agent or Firm:
TAZAWA, Hideaki et al. (JP)
Hideaki Tazawa (JP)
Hideaki Tazawa (JP)
Download PDF:
Previous Patent: HEAD-UP DISPLAY
Next Patent: ACTUATOR CONTROLLER, ACTUATOR, VALVE DRIVING DEVICE, AND ACTUATOR ABNORMALITY DETECTION METHOD
Next Patent: ACTUATOR CONTROLLER, ACTUATOR, VALVE DRIVING DEVICE, AND ACTUATOR ABNORMALITY DETECTION METHOD