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. 07, 1987
Filed:
Jan. 10, 1983
Stephen J Tellman, Patterson, NY (US);
Oscar Selber, Carmel, NY (US);
Other;
Abstract
A unitary sheet of plywood comprising at least one layer of plywood veneer expanded in a direction perpendicular to the grain and at least one layer of plywood veneer bonded to said expanded layer; the method of forming such plywood comprising forming a first layer or layers of plywood veneer expanded in a direction perpendicular to the grain and bonding at least one layer of plywood veneer to said expanded layers, the method of forming expanded veneer comprising incising a strip of green veneer with at least one multi-bladed nip roller to cause an expansion thereof in a direction perpendicular to the grain and drying said incised strip, and apparatus for expanding a sheet of green veneer comprising at least one multi-bladed roller for incising a sheet of green veneer to cause expansion thereof in a direction perpendicular to the grain and means for drying said incised veneer sheet.