Variable-rib-width sealing gasket for engine

The utility model discloses a variable rib width sealing gasket for an engine, which comprises a gasket body, the gasket body is provided with an air passage hole and a connecting hole, the sealing gasket further comprises an annular sealing rib which is arranged along the circumferential edge of th...

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Bibliographische Detailangaben
Hauptverfasser:	CHEN WENNA, CUI HAIBING, LI SHOUCANG, MA BAOWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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 WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a variable rib width sealing gasket for an engine, which comprises a gasket body, the gasket body is provided with an air passage hole and a connecting hole, the sealing gasket further comprises an annular sealing rib which is arranged along the circumferential edge of the air passage hole in a protruding mode, the sealing rib comprises a wide wave section and a narrow wave section in the circumferential direction of the sealing rib, and the wide wave section is provided with a wide wave section and a narrow wave section. The wide band and the narrow band are the same in height, the width value of the wide band is larger than that of the narrow band, and the wide band and the narrow band are arranged on the opposite sides of the airway hole. According to the sealing gasket disclosed by the utility model, the wave width of the sealing rib is increased in an area with overhigh local surface pressure, so that the rebounding compensation capability of the sealing gasket in the creep re