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:
Apr. 24, 1990
Filed:
Jan. 11, 1989
Hugo A Landheer, Spijkenisse, NL;
Hunter Douglas International N.V., Curacao, NL;
Abstract
A sandwich wall system panel comprising an insulating core (18), a first metal skin (14) adhered to one face of the core, a second metal skin (16) adhered to the opposite face of the core, a rim portion (36,38) associated with and extending along one longitudinal edge of each of said first and second metal skins, said rim portions facing one another, the free ends of said rims portions extending in parallel spaced relation to one another, to define a central joining tongue flanked by a pair of channels (100,102) and extending from the longitudinal edge of the panel, a pair of spaced parallel legs (76,78) formed by marginal portions of said first and second skins (14,16) and projecting beyond the core (18) at the opposite longitudinal edge of the panel, said legs (76,78) being spaced to form a groove to receive the tongue of an adjacent, similar panel, the legs then being accommodated within the channels of the adjacent panel, and at least one rigid connector (62), inserted between said rim portions (36,38) connecting said tongue forming free ends to prevent movement of said rim portions towards and away from one another.