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. 18, 1990
Filed:
Jul. 06, 1989
Applicant:
Inventor:
Fredric A Lange, Osseo, MN (US);
Assignee:
Interlock Structures International, Inc., Maple Grove, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
403379 ; 403330 ; 285397 ;
Abstract
Fastener (22) connects an insert (24) to a hollow tube (26). Fastener (22) is formed to have a yoke portion (58) extending between a pair of arm portions (56), all of which are formed arcuately to conform to the shape of tube (26). Arm portions (56) have arcuate free ends. Arm portions (56) include protuberances (60) which then may be cammed between an engagement position with edges (34) of openings (30) in tube (26) and edges (44) of cavity space (40) in insert (24) and a disengageable position with edges (34) and (44).