DISPOSITIVO E PROCEDIMENTO PER RITENERE UN LUBRIFICANTE IN UNA REGIONE A TENUTA DURANTE IL MOTO RELATIVO DI DUE PARTI DI UNA MACCHINA

摘要

A fluid seal with sealing lips having a casing with a generally annular mounting flange portion, a second flange portion with portions thereof extending radially from the mounting portion and being subdivided into an intermediate portion and a bonding portion. At least one venting tab is formed by piercing the intermediate casing portion. The venting tab area provides a vent permitting passage of gas and vapor into and out of the sealed region. The tab area also is capable of removal or bending when engaged with a removal tool.