DECKMASTER
4.0
REDUCTION GEARBOX
Eurodrive FAF70
Ratio = 69.31:1
Efficiency = 0.90
Available Output Torque = (76.1)(69.31)(0.90) = 4747 in-lb
Available Output Speed = 362.3/69.31 = 5.23 rpm
5.0
CHAIN DRIVE
Drive Sprocket pitch diameter = 6.68 in.
Efficiency = 0.75
Available Traveler Pulling Tension
(4747) (0.75)
=
= 1,066 lb
(6.68/2)
Available Traveler Speed = (5.23)(6.68)(p)
= 109.7 in/min
= 9.1 ft/min
2-13 *
