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. 05, 2002
Filed:
Sep. 22, 2000
Andrew A. Goldenberg, Toronto, CA;
Nenad Kircanski, North York, CA;
Sasan Raghibizadeh, Toronto, CA;
Virtek Engineering Sciences Inc., Waterloo, CA;
Abstract
A positioning device includes a gantry robot and an elevator unit. The gantry robot includes a head assembly, a work-space spaced below the head assembly for receiving at least one tray and a device for moving the head assembly in the X, Y and Z directions. The gantry robot further includes a device for scanning the work-space. The elevator unit has a plurality of shelves arranged in a series one above another. Each shelf is adapted to receive at least one tray and the shelves are movable in the Z direction. A device for moving a tray between the elevator unit and the work-space is included. A control system for controlling the movement of the head assembly in the X, Y and Z direction, for controlling the movement of the shelves in the Z direction and for controlling the tray moving device is operably connected to the gantry robot and the elevator unit.