Heated and insulated tool container for hot gas blow-forming

Details Heated and insulated tool container for hot gas blow-forming Heated and insulated tool container for hot gas blow-forming

2007-01-09

2007-01-09

Larson, Lowell A. (Department: 3725)

Metal deforming

By application of fluent medium, or energy field

Using fixed die

C072S342920, C100S326000

Reexamination Certificate

active

10788931

ABSTRACT:
Apparatus for hot gas blow-forming including opposed heated and insulated tool containers, each including a tool heater plate that is adapted for attachment to a platen of a press with one or more load bearing spacers interposed between the tool heater plate and the platen. Each tool container also includes an insulation enclosure having a base portion that is interposed between the tool heater plate and the platen and further having perimeter wall portion that surrounds the tool heater plate. A perimeter seal is preferably attached to at least one of the heated and insulated tool containers and is adapted for sealing engagement with the other of the heated and insulated tool containers.

REFERENCES:
patent: 3551952 (1971-01-01), Morse
patent: 4352280 (1982-10-01), Ghosh
patent: 5277045 (1994-01-01), Mahoney et al.
patent: 5277047 (1994-01-01), Herdzina
patent: 5553474 (1996-09-01), Nokajima et al.
patent: 6810709 (2004-11-01), Hammar et al.

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