Patent · US Expired

Thermal insulation batt

US4952441A · kind A · utility

42Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1988
Grant dateAug 28, 1990
Priority date
Expiry dateFeb 9, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/269
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A thermal insulation batt is provided which is comprised of a layer of bulk thermal insulation material; a vapor impervious thermoplastic facing sheet adhesively bonded to the layer of insulation material; paper tabs containing a fold line securely attached along each of longitudinal sides of the facing sheet or by having dual foldable paper strips enclosed within a folded back portion of the facing sheet so as to provide a deadfold characteristic for the tabs. The insulation batts are conveniently packaged with the dual tabs folded downwardly adjacent the facing sheet, and at installation the dual tabs are folded outwardly without snapback and are attached onto spaced apart structure members such as studs of a wall.

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