Flatpack: step 3 of 30

Size and test one arm joint

Weigh downstream parts and calculate the joint torque budget. Match the servo, horn, bracket and bearing; follow the bring-up sequence from an unpowered mockup to a restrained joint before extending the arm.

Brings together

• Joint torque budget
• Servo joint
• Arm bring-up

Makes

Arm prototyping

‹ Step 2: Choose the hand · Step 4: Choose and prototype the arm ›

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