Patent · US Expired

Mechanical transfer feeder

US4811834A · kind A · utility

12Cited by
8References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 1987
Grant dateMar 14, 1989
Priority date
Expiry dateJul 23, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/18304
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A transfer feeder for operating to successively transfer articles from a certain position to a next position by clamping, lifting, advancing, lowering and unclamping repeatedly articles with a pair of parallel feed bars. The transfer feeder is provided with a mechanism for driving the feed bars comprising a single cam shaft rotatably supported through a feeder box, clamping cams, a lifting cam and advancing cams carried on the cam shaft, cam levers cooperating with wherementioned cams for operating the feed bars supported by a special structure as to guide the feed bars to move in the above manner. This transfer feeder is advantageous in that the total weight of operating sections is reduced and the smooth operation can be ensured.

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