Patent · US Expired

Low-pressure casting apparatus

US4061182A · kind A · utility

3Cited by
2References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 30, 1976
Grant dateDec 6, 1977
Priority date
Expiry dateJul 30, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22D18/04
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Low-pressure casting apparatus is disclosed and includes a holding furnace having a cover, an ingot mold positioned on top of the furnace cover, a riser pipe connecting the holding furnace with the interior of the mold, upright tension rods to vertically move the cover plate of the mold, two opposite, upright flat members attached to rear portions of the sidewalls of the holding furnace, a horizontal bridge structure mounted between the flat upright members and having a U-shaped slot in which is horizontally slidably mounted a tension element, and means to horizontally move the tension element. The apparatus is improved by brackets vertically adjustably mounted on the upright flat members with the bridge structure being pivotably mounted between the brackets.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.