Patent · US Expired

Collapsible rotary blister sealer with improved heating plate assembly

US6287414A · kind A · utility

4Cited by
5References
18Claims
0Family size

Inventors

Key dates

Filing dateAug 23, 1999
Grant dateSep 11, 2001
Priority date
Expiry dateAug 23, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1702
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A Collapsible Rotary Blister Sealer with Improved Heating Plate Assembly is disclosed. The disclosed blister sealer comprises a lightweight, tubular frame, detachable legs and a lightweight, modular turntable. Further disclosed is a sealer that is mountable on a table-top or other horizontal surface. Said disclosed turntable is height-adjustable; easily removable, and further includes an indexing means for stopping said turntable at predetermined angular positions. The disclosed press of the present blister sealer may be height- and pressure-adjustable, and said frame may further include a strut to further strengthen said frame when greater pressures are desired from said press. It is further disclosed that said sealer include a unique heater plate assembly that permits easy access to the heating coils and further may include a protective sheath to prevent damage to said heater plate assembly. Still further disclosed is a protective guard to protect the user from the heater plate assembly by a guard comprising a metal top and three plastic side panels that are easily replaceable. In a further embodiment of the present invention, a rotary collapsible blister sealer that can seal cla…

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