| 摘要 |
<p>PURPOSE: A material feeding apparatus is provided to reduce the time and cost for material supply by excluding a device or process for collecting materials remaining in the bottom of a reservoir. CONSTITUTION: A material feeding apparatus comprises an arm(20), a chain(30), a scraper(50), an auxiliary scraper(70), and a driving part. The arm is installed to rotate in a reservoir. The chain is installed to move along the arm. The scraper is installed in the chain to gather up materials accumulated in the reservoir, and includes a collecting part with both ends bent. The auxiliary scraper is installed to protrude and retract in the scraper. The driving part transfers the auxiliary scraper.</p> |
