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:
Mar. 18, 2003
Filed:
Oct. 20, 2000
Applicant:
Inventor:
Ari Kiviniitty, Hämeenlinna, FI;
Assignee:
KCI Konecranes International PLC, Hyvinkaa, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16B 4/500 ;
U.S. Cl.
CPC ...
F16B 4/500 ;
Abstract
A method for manufacturing a lifting hook and a lifting hook. In this method a supporting portion is formed of a lifting hook billet at the end of a lifting hook shaft, the lower surface of the supporting portion is formed into a bearing surface and correspondingly a separate uniform bearing ring surrounding the shaft is separated from the lifting hook billet, and a bearing surface is formed into the bearing ring. The lifting hook comprises a supporting portion at the end of the shaft and a uniform bearing ring surrounds the shaft between the hook and the supporting portion.