Patent ID: 6904951

Claim:
A casting device comprising a main unit including a pressurizing chamber for accommodating a metallic material in a solid/liquid co-existing state or in a liquid phase state and a casting cavity into which said metallic material is caused to flow to form a cast product; a pressurizing unit for pressuring said metallic material contained in said pressurizing chamber of said main unit for forcing said metallic material into said casting cavity to produce a cast product; and a blade unit including a scraper edge provided between said pressurizing chamber and said casting cavity, said scraper edge being adapted for abutting against an outer layer of said metallic material, pressurized by said pressurizing unit, for scraping said outer layer; said blade unit being set for being changed over between a scraping position at which said scraper edge of said blade unit is abutted against said metallic material to scrape the outer layer thereof and a disengagement position at which said scraper edge of said blade unit is disengaged from said metallic material, and there being provided a first driving unit for moving said blade unit from said scraping position to said disengagement position.