Bearings Quiz

Who filed the first patent for bearings in 1794?

• Philip Vaughn

• Leonardo da Vinci

• Parisian bicycle mechanic

• Jules Serray

What are the main categories of rotary bearings?

• Single roll, Double roll, Self-aligning

• Radial, Angular, Axial

• Cylindrical, Needle, Spherical

• Ball, Roller, Magnetic

Which type of bearing is used to withstand both perpendicular and axial loads?

• Axial bearings

• Angular contact bearings

• Radial bearings

• Roller bearings

What is the main purpose of the shield in a bearing?

• To reduce the friction between two objects

• To retain oil or grease inside the bearing

• To prevent liquid infiltrations

• To protect the balls and the cage from external agents

What is the reference standard for bearings that provides a formula for calculation of bearing's durability?

• ISO 50001

• ISO 14001

• ISO 281

• ISO 9001