Patent · US Expired

Vacuum press

US3950210A · kind A · utility

12Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 1973
Grant dateApr 13, 1976
Priority date
Expiry dateApr 10, 1993

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB30B5/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An improvement in vacuum presses for mounting and laminating graphic arts objects such as photographs and the like, the improvement consisting of providing a platen assembly comprising a flexible metal platen that is supported only at its edges and is engaged and heated by a flexible heater unit.

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