Air and water delivery system for a shell mold

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5106285





Loading Importance Indicators... loading....


See full text

A delivery system for dispersing either hot air or water uniformly to the outer surface of a shell mold used for forming a thin molded shell, for the respective fusion and cooling phases thereof. The delivery system includes a plurality of distributors, each having a central water inlet surrounded by an axially adjustable outer shell, with the latter having a frusto-conically shaped upper end which cooperates with the upper edge of the central water inlet to selectively close off or vary the annular opening therebetween for controlling the flow of air at a predetermined temperature form the space intermediate the central water inlet and the surrounding outer shell.

Loading the Abstract Image... loading....

First Claim

See full text


Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddressTotal Patents
Davidson Textron Inc.DOVER, NH10

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]


Inventor Name Address # of filed Patents Total Citations
Preston, Frank J Hampton, NH 13 167

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation