Patent · US Expired

High speed pick and place apparatus

US6758113B2 · kind B2 · utility

14Cited by
14References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 2001
Grant dateJul 6, 2004
Priority date
Expiry dateJul 10, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/20305
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A pick and place apparatus comprises a bond arm adapted for rotation about an axis between a pick location and a place location. The bond arm is formed with a cavity at an end of the arm remote from the axis, within which cavity are located a plurality of damping particles for damping unwanted vibrations of the bond arm. The particles may be irregular tungsten granules with a diameter between 0.3 and 1.2 mm and a filling ratio of about 75%.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.