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.:

US 7503460 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 17, 2009

Filed:

Oct. 04, 2004
Applicant:

Davor Petricio Yaksic, Antofagasta, CL;

Inventor:

Davor Petricio Yaksic, Antofagasta, CL;

Assignee:

Other;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66C 5/02 (2006.01); B66C 17/00 (2006.01); B66C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A gantry crane has a rigid open three-dimensional truss cross-beam. A lower I-beam and parallel upper X-beams are interconnected with angular gussets and angle irons forming a triangular open beam bounded by three trusses. Angular gussets on the sides are as parallel members to provide maximum strength. One end support is rigid, with upper ends of legs having plates bolted to one end plate extending between the X-beams. Outrigger legs have an upper plate bolted to a sloped plate at an extended end of the I-beam. Vertical support legs at the other end have a strengthening cross-member and upper vertical plates which are bolted to the end plate on the X-beams. The unusual cross-beam structure and the unusual rigid leg structure and rigid interconnection provide rigidity of the entire crane. The vertical support legs accommodate variations in tracks.


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Petricio Yaksic, Davor. (2009). Gantry crane (U.S. Patent No. 7503460). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7503460

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