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. 03, 1991
Filed:
Dec. 15, 1989
Applicant:
Inventor:
Stuart H Lemke, Mosinee, WI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16B / ; E04B / ;
U.S. Cl.
CPC ...
411533 ; 411368 ; 411160 ; 411 82 ; 411258 ; 52410 ;
Abstract
A disc-shaped stress plate to be utilized with a fastener having an elongated shank integral with a disc-shaped head includes a disc having an upper and lower surface with an indentation in the upper surface and a protrusion on the lower surface. The disc can also be provided with a plurality of gripping teeth on its bottom surface and a plurality of friction enhancing protrusions on its upper surface.