Direct a key d the Hub Shear plane Hub Key F2 y, or anical F1 T=Torque Shaft T=F(D/2) F = Force of shaft on key F= Force of hub on key Side view -D Shaft diameter End view Shear Shaft plane Hub F1 Key F2 Shear area = A, = bxL %3D Enlarged view of key Pictorial sketch of key, shaft, and hub Ноу 1-64. A key is used to connect a hub of a gear to a shaft, as shown in Figure 1-19. It has a rectangular cross section with b= in. and h=Din. The length is 2.25 in. Compute the shear stress in the key when it transmits 8000 lb in. of torque from the 2.0 in. %3D %3D diameter shaft to the hub.

Question
Direct
a key
d the
Hub
Shear plane
Hub
Key
F2
y, or
anical
F1
T=Torque
Shaft
T=F(D/2)
F = Force of shaft on key
F= Force of hub on key
Side view
-D Shaft diameter
End view
Shear
Shaft
plane
Hub
F1
Key
F2
Shear area = A, = bxL
%3D
Enlarged view of key
Pictorial sketch of key,
shaft, and hub
Ноу
Expand
Transcribed Image Text

Direct a key d the Hub Shear plane Hub Key F2 y, or anical F1 T=Torque Shaft T=F(D/2) F = Force of shaft on key F= Force of hub on key Side view -D Shaft diameter End view Shear Shaft plane Hub F1 Key F2 Shear area = A, = bxL %3D Enlarged view of key Pictorial sketch of key, shaft, and hub Ноу

1-64.
A key is used to connect a hub of a gear to a shaft,
as shown in Figure 1-19. It has a rectangular cross
section with b= in. and h=Din. The length is
2.25 in. Compute the shear stress in the key when
it transmits 8000 lb in. of torque from the 2.0 in.
%3D
%3D
diameter shaft to the hub.
Expand
Transcribed Image Text

1-64. A key is used to connect a hub of a gear to a shaft, as shown in Figure 1-19. It has a rectangular cross section with b= in. and h=Din. The length is 2.25 in. Compute the shear stress in the key when it transmits 8000 lb in. of torque from the 2.0 in. %3D %3D diameter shaft to the hub.

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