CHAPTER XXXI.

=PULLEYS.=

=Classification= 200, 201

Wood pulleys 200

Solid and split pulleys 200

Expansion pulleys 200

Self-oiling pulleys 200

Crowned pulleys 201

=Fastening= pulleys to their shafts 201

=Balancing= pulleys 202

=The Transmitting Power= of pulleys 204

Size of pulleys for countershafts 205

=Calculating the Speeds= of pulleys 206

Modern Machine-Shop Practice, Volumes I and II · 第 18 / 49 章