The rack is a special gear in which the tooth is distributed on the bar. Rack is also divided into straight teeth rack and helical rack, which are paired with spur gear and helical cylindrical gear respectively. Rack profile is straight line instead of involute (for tooth face is plane), equivalent to cylindrical gear with infinite radius of indexing circle.

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．