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. 22, 1992
Filed:
Apr. 02, 1991
Applicant:
Inventors:
Ronald E Milner, Grass Valley, CA (US);
Eric D Plambeck, Ventura, CA (US);
Assignee:
ADL Partners, Grass Valley, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C / ; E04C / ; A63H / ;
U.S. Cl.
CPC ...
52593 ; 52578 ; 446104 ; 446120 ; 446128 ;
Abstract
A construction set is made up of a plurality of detachably chainable links capable of being pivotally attached to one another to form stable geometric structures. Detents are provided at a plurality of pivot positions so as to preferentially hold the engaged links in stable and precise positions relative one to another.