LOAD CARRYING CAPACITY OF SPUR AND HELICAL GEARS: INFLUENCE FACTORS AND LOAD ANALYSIS.- SURFACE DURABILITY (PITTING) OF SPUR AND HELICAL GEARS.- TOOTH BENDING STRENGTH OF SPUR AND HELICAL GEARS.- LOAD CARRYING CAPACITY OF BEVEL GEARS: FACTORS INFLUENCING LOAD CONDITIONS.- SURFACE DURABILITY (PITTING) OF BEVEL GEARS.- TOOTH ROOT STRENGTH OF BEVEL GEARS.- SCUFFING LOAD CARRYING CAPACITY OF CYLINDRICAL, BEVEL AND HYPOID GEARS.- SCUFFING LOAD CAPACITY...