The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 02, 2024

Filed:

Jul. 06, 2021
Applicant:

Hitachi Astemo, Ltd., Hitachinaka, JP;

Inventors:

Hidefumi Hatsuzawa, Hitachinaka, JP;

Takuya Tanaka, Hitachinaka, JP;

Takafumi Saito, Hitachinaka, JP;

Assignee:

HITACHI ASTEMO, LTD., Hitachinaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 9/10 (2006.01);
U.S. Cl.
CPC ...
F02D 9/1065 (2013.01);
Abstract

Provided is an electronically controlled throttle device configured to reduce size of a motor and concurrently to enhance reduction of a noise of the motor. The electronically controlled throttle device includes: a body including a throttle valve; a motor provided with a brush, the motor configured to drive the throttle valve; a bracket (F) configured to attach the motor to the body; a pigtail connected electrically to the brush, and arranged on a surface of the bracket (F), the surface facing the motor; and a filter circuit (an inductor (), a capacitor (), and a resistor ()) connected electrically to the pigtail and configured to reduce the noise of the motor. The filter circuit is arranged on a surface of the bracket (F), the surface opposite the motor.


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