Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 601
rotating shaft. Water-cooling maybe an effective means, but creates considerable loss by con-densation in the surrounding steam spaces. The majority of designers get around this difficulty byavoiding contact between packing and shaft, and securetightness only by the least possible clearance. This… … y -^ y Fig. 239labarynth stuffing box on both parts form alternately a narrow space x, and alarge space y. The velocity of the steam flowing throughthis narrow space is destroyed by eddy-currents in the