BREATHER CHAMBER ARRANGEMENT STRUCTURE OF INTERNAL COMBUSTION ENGINE

• Main Authors: YOKOYA HITOSHI, NUKADA YOSHITAKA
• Format: Patent
• Language: English; Japanese
• Published: 16.10.2023
• Subjects: BLASTING; CRANKCASE VENTILATING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; LUBRICATING INTERNAL COMBUSTION ENGINES; LUBRICATING OF MACHINES OR ENGINES IN GENERAL; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; WEAPONS

To provide a breather chamber arrangement structure of an internal combustion engine capable of easily providing a breather chamber with a large capacity without increasing the size of the internal combustion engine.SOLUTION: A breather chamber arrangement structure of an internal combustion engine is configured such that in an internal combustion engine 2 comprises a crankcase 20 that supports a crankshaft 21, a generator 6 that generates power by rotating the crankshaft 21, and a generator cover 60 that covers the generator 6 and is fixed to the crankcase, a protective cover 70 that is separate from the generator cover 60 and is fixed to the generator cover 60 forms a predetermined space 80 between itself and the generator cover 60, and the space is a breather chamber 80 that communicates with an internal space of the crankcase 20 and an air cleaner box 30.SELECTED DRAWING: Figure 3 【課題】内燃機関の肥大化を避けて容易に容量の大きいブリーザ室を設けることができる内燃機関のブリーザ室配置構造。【解決手段】クランク軸21を支持するクランクケース20と、クランク軸21の回動によって発電を行う発電機６と、発電機６を覆いクランクケースに固定される発電機カバー60とを備えた内燃機関２において、発電機カバー60と別体であって発電機カバー60に固定される保護カバー70は、発電機カバー60との間に所定の空間80を形成し、同空間が、クランクケース20の内部空間とエアクリーナボックス30とに連通するブリーザ室80である内燃機関のブリーザ室配置構造。【選択図】図３