Abstract
A new type of grooved bearing whose axial load carrying capacity is improved is proposed in this paper. The present type of bearing is composed of herringbone journal bearings, a spiral grooved bearing and a path hole which connects the middle of each bearing. A lubricated gas flows through a hole path by the pumping effect of herringbone grooves. A generalized method of numerical calculation using the narrow groove theory is introduced in this paper for the analysis of the present type of grooved bearings. As a result, of the numerical calculation, axial floating characteristics of the present type of grooved bearings are superior to those of conventional bearings.
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More From: TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C
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