The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 09, 1979
Filed:
Aug. 03, 1977
William H Zebuhr, Nashua, NH (US);
Energy Systems Corporation, Nashua, NH (US);
Abstract
The invention provides a thermal liner for a protective helmet, a helmet which includes such a liner removably positioned therein, and a container for the freezing and storage of a plurality of such liners. The thermal liner includes a matrix of sufficient length and width which is sufficiently deformable so as to be insertable within a helmet in spaced relation to its inner wall to confrom generally with the contour of the inner wall and to be coextensive with the major portion of the inner wall area. The liner is provided with a plurality of pockets in the matrix each of which is sealed relative to the other pockets. A heat exchange medium, preferably in its frozen state such as ice, is disposed within the pockets of the liner.