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:
Oct. 23, 2001
Filed:
May. 21, 1999
Applicant:
Inventor:
Markku Koivurova, Rovaniemi, FI;
Assignee:
Lappset Group Oy, Rovaniemi, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16M 1/00 ;
U.S. Cl.
CPC ...
F16M 1/00 ;
Abstract
A spring articulation structure particularly for play, fitness training and sports instruments, said structure comprising a core element (,) supported in between two rubber rings (,) and provided with a shaft element (,) fitted in said core element; a shell compactly surrounding the core element and the rubber rings and attached to a bottom plate (,), the top part (,′) of said shell being in the middle provided with a aperture (,) with a downwardly narrowing conical surface (,) for the shaft element (,); and a cylindrical element (,) resting on top of the top part (,′) of the shell and surrounding the shaft element (,).