Motor-driven throttle valve for an exhaust duct

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11761554
APP PUB NO 20220275877A1
SERIAL NO

17684074

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A motor-driven throttle valve for an exhaust duct and having: a tubular duct, which is designed so that exhaust gases can flow through it; a throttle shutter, which is arranged inside the tubular duct and is mounted so as to rotate around a rotation axis; a first shaft, which is mounted so as to rotate around the rotation axis and supports the throttle shutter; an electric actuator, which is provided with a second shaft and is designed to rotate the shaft around the rotation axis; a support bearing, which supports the shaft in a through manner and is arranged on the outside of the tubular duct; and a spring, which applies to the shaft an elastic force, which axially pushes the shaft and, at the same time, is configured to transmit a rotary motion around the rotation axis from the second shaft of the electric actuator to the first shaft supporting the throttle shutter.

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Patent Owner(s)

Patent OwnerAddress
MARELLI EUROPE S P A20011 CORBETTA (MI)

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ambrosino, Massimo Ivrea, IT 4 7
Lasana, Marco Turin, IT 2 0
Lubrano, Luigi Novara, IT 7 4
Milani, Emanuele Sandigliano, IT 9 2
Rosa, Riccardo Milan, IT 5 54

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