Patent · US Expired

Plunger change apparatus and method

US4913716A · kind A · utility

0Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 28, 1989
Grant dateApr 3, 1990
Priority date
Expiry dateApr 28, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03B11/00
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A glass face plate press is provided with a semi-automatic, plunger changing apparatus. The changing apparatus takes the form of a movable plunger supporting head and carriage that is mounted adjacent the press station for movement into and out of position to insert a new plunger on the plunger clamping mechanism of the press. The press has a receiving box into which a plunger support plate is inserted prior to clamping and locking of the plate and supported plunger to the press.

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