It becomes clear that the suction coefficient of oil, K, and the sealing characteristic constant, Φ (=fG-1/3), are closely connected with the rubbing surface state of oil seals. And, investigations have done on K-, Φ-value, etc. in oil seals after the practical use in automobiles and the results have been compared with the test results in the laboratory.
Subscribers can view annotate, and download all of SAE's content. Learn More »