F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J15/00—Sealings
F16J15/16—Sealings between relatively-moving surfaces
F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
F16J15/3212—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings with metal springs
Radial shaft sealing structure used in belt initiator generator of motor car, has sealing lip portion that is extended in circumferential direction and is embraced by worm spring which is positioned on retaining lip portion
Radial rotary shaft oil seal structure for gear wheel, has spring that is arranged in sealing lip portion so that spring force is applied on sealing lip portion through magnetic insert portion