Heel To Toe Patterns

Fig 1: View Of Typical Drive Pattern From Heel & Toe

Courtesy of GENERAL MOTORS CORP.

Fig 2: View Of Drive Pattern Under Load From Heel To Toe

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Fig 3: View Of Coast Pattern From Heel To Toe

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A ring gear which is too far from the pinion causes the heel (1) contact to move the ring toward the pinion.

Fig 4: View Of Ring Gear Too Far From The Pinion

Courtesy of GENERAL MOTORS CORP.

A ring gear which is too close to the to the pinion causes the toe (1) contact to move the ring away from the pinion.

Fig 5: View Of Ring Gear Too Close To The Pinion

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A pinion which is too far from the ring gear (1) causes the face contact to move toward the ring.

Fig 6: View Of Pinion Too Far From Ring Gear

Courtesy of GENERAL MOTORS CORP.

A pinion which is too close to the ring gear (1) causes the flank contact to move away from the ring.

Fig 7: View Of Pinion Too Close To Ring Gear

Courtesy of GENERAL MOTORS CORP.