SUCTION PORT INSULATION STRUCTURE

• Main Authors: OSHIMA HIROKI, SHIROTA TAKAYUKI, INOUE KINYA, YAMAMOTO TSUYOSHI, DOBASHI YUKI, TAKAOKU YUYA, KAMO MASAYUKI, HATA KOJI, TANAKA MASARU, MATSUDA SEIJI
• Format: Patent
• Language: English; Japanese
• Published: 22.06.2017
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; COMBUSTION ENGINES; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; WEAPONS

PROBLEM TO BE SOLVED: To provide a suction port insulation structure capable of making a thermal insulation property and a strength performance compatible.SOLUTION: A suction port insulation structure is disposed on the inner periphery of the suction port of an internal combustion engine, and comprises: a heat insulation resin layer constituting the skeleton of the insulation structure; an outer resin fiber layer disposed on the outer side of the heat insulation resin layer for constituting a heat insulation layer; and outer heat-proof resin film layers laminated alternately with the outer resin fiber layer on the outer side of the heat-proof resin layer and clamping the outer resin fiber layers from the inner side and the outer side.SELECTED DRAWING: Figure 2 【課題】断熱性能及び強度性能を両立できる吸気ポートの断熱構造体を提供する。【解決手段】吸気ポートの断熱構造体は、内燃機関の吸気ポートの内周に設けられる吸気ポートの断熱構造体であって、断熱構造体の骨格を構成する耐熱樹脂層と、耐熱樹脂層の外側に設けられ、断熱層を構成する外側樹脂繊維層と、耐熱樹脂層の外側において外側樹脂繊維層と交互に積層され、外側樹脂繊維層を内側と外側から挟む外側耐熱樹脂フィルム層とを備える。【選択図】 図２