VARIABLE CAPACITY SUPERCHARGER

• Main Authors: SEGAWA KENICHI, KOBAYASHI TAKAHIRO, TAKEUCHI KAZUKO, FUMINO KENJI, SAKISAKA RYOTA, ASAKAWA TAKAO
• Format: Patent
• Language: English; Japanese
• Published: 05.03.2020
• Subjects: BLASTING; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; INTERNAL-COMBUSTION PISTON ENGINES; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

To ease stress concentration.SOLUTION: A variable capacity supercharger includes: a driving ring 125 having an annular body part 125b; a first protrusion part 125e and a second protrusion part 125f which are provided at the body part, sandwich a link plate to which a nozzle vane is attached, and separate from each other in a circumferential direction of the body part; and a cutout part 125j formed at a portion of the body part which is located between the first protrusion part and the second protrusion part. An outer peripheral surface of the driving ring located between the first protrusion part and the second protrusion part is located at the radial inner side relative to the first protrusion part and the second protrusion part.SELECTED DRAWING: Figure 10 【課題】応力集中を緩和する。【解決手段】可変容量型過給機は、環状の本体部１２５ｂを有する駆動リング１２５と、本体部に設けられ、ノズルベーンが取り付けられたリンク板を挟んで、本体部の周方向に離隔した第１突起部１２５ｅおよび第２突起部１２５ｆと、本体部のうち、第１突起部および第２突起部の間に形成された切り欠き部１２５ｊと、を備える。第１突起部と第２突起部の間に位置する駆動リングの外周面は、第１突起部および第２突起部よりも径方向内側に位置する。【選択図】図１０