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:
Dec. 21, 1976
Filed:
Aug. 18, 1975
Applicant:
Inventor:
Ernest William Reinwall, Jr, McHenry, IL (US);
Assignee:
Illinois Tool Works Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04C / ;
U.S. Cl.
CPC ...
52478 ; 52520 ; 52545 ; 52573 ; 52588 ;
Abstract
A roof panel joint construction and clip device for use therein to secure abutting edges of panels so that the clip and associated fastener is concealed and so that the panels are capable of expanding or contracting longitudinally due to thermal changes. Abutting edges of roof panels are crimped together with a lip portion of the clip positioned therebetween while the clip is secured to a purlin with a flange portion of the clip including an elongated slot and a spring clamping member positioned between the head of a fastener and the flange.