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Sigma KEE - Differential
Differential(differential)differential, differential_gear

appearance as argument number 1
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(subclass Differential GearTrain) Cars.kif 2100-2100 Differential is a subclass of gear train
(documentation Differential EnglishLanguage "A set of Gears that change the axis of Rotating of a Shaft, in order to transmit power from an Automobile Engine to its Wheels.") Cars.kif 2102-2104 Differential is a subclass of gear train

appearance as argument number 2
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(termFormat EnglishLanguage Differential "differential") Cars.kif 2101-2101

antecedent
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(=>
    (instance ?D Differential)
    (exists (?G1 ?G2)
        (and
            (instance ?G1 Gear)
            (instance ?G2 Gear)
            (part ?G1 ?D)
            (part ?G2 ?D)
            (orientation ?G1 ?G2 RightAngle))))
Cars.kif 2106-2114 If X is an instance of differential, then there exist Y, Z such that Y is an instance of gear, Z is an instance of gear, Y is a part of X, Z is a part of X, and Y is at a right angle to to Z


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