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:
Nov. 23, 1982
Filed:
Aug. 18, 1980
Earl H Sigman, Alliance, OH (US);
Timothy E Abblett, Alliance, OH (US);
AMCA International Corporation, Hanover, NH (US);
Abstract
A tong 200 for use in lifting articles such as aluminum or steel ingots and the like comprising an elongated leg member 210, a pivot member 212 fixedly attached to and depending from leg 210, said pivot member having an upper portion and a lower portion 220, an upper link 214 pivotally attached to and projecting outwardly of said upper portion of said pivot member, a lower link 218 pivotally attached to and projecting outwardly of said lower portion of said pivot member, a tong bit 224 having an upper portion 225 disposed outwardly of said pivot member and a lower portion 261, said upper portion of said tong bit being pivotally attached to upper link 214, said lower portion of said tong bit being pivotally attached to lower link 218, said lower portion of said tong bit extending under said pivot member and having an innermost end 246 projecting inwardly of said pivot member, and means 230 for resiliently restraining said tong bit against pivot member 212. A grab assembly 16 and a crane 10 for employing said tong are also disclosed.