Robot Mechanisms and Mechanical Devices Illustrated - Profe Saul

Chapter 2 Indirect Power Transfer Devices 81
can transfer up to 2 horsepower at 300 rpm without special lubrication.
Even the smallest size, #25, can transmit more than 5 horsepower at
3000 rpm with adequate forced lubrication and sufficiently large pulleys.
There are several good references online that give much more detail than
is within the scope of this book—they are
• americanchainassn.org
• bostongear.com
• diamondchain.com
• ramseychain.com
• ustsubaki.com
As shown in Figure 2-10 (a–d), roller chain comes in many sizes and
styles, some of which are useful for things other than simply transferring
power from one pulley to another.
Figure 2-10a Standard roller
chain—for power transmission
and conveying.
Figure 2-10b Extended pitch
chain—for conveying
Figure 2-10c
adaptations
Standard pitch