Gear rack
AssigneeToyota Boshoku Seiko Corporation
InventorsMasaki OKADA, Takayuki OGASAWARA, Hiroaki HYODO
Life of this patent
Estimating the term…
Abstract
A pinion gear approaching to a gear rack will engages end tooth located at the end of a row of teeth of the gear rack. The pinion gear may not engage with the end tooth smoothly. The disclosure herein provides a gear rack that allows a pinion gear to smoothly shift from a disengaged state where the pinion gear is disengaged from the gear rack to an engaged state. In a gear rack, a size of the end tooth may be smaller than a size of normal teeth located closer to a center of the row of teeth than the end tooth. A smaller end tooth allow the pinion gear to engage the gear rack smoothly.
Claims8
A gear rack, wherein a size of an end tooth located at an end of a row of teeth on the gear rack is smaller than a size of normal teeth located closer to a center of the row of teeth than the end tooth.
Dependencies are inferred from the claim text.