Three mass vibratory feeder

Details Three mass vibratory feeder Three mass vibratory feeder

1989-09-13

1990-10-09

Valenza, Joseph E.

Conveyors: power-driven

Conveyor section

Reciprocating conveying surface

198769, B65G 2724

Patent

active

049614916

ABSTRACT:
A three mass vibratory conveyor including a base with an electromagnet, a tray supported on the base and a tuning weight. A first spring connecting the tray to the base, a second spring connecting the base to the tuning weight and a resilient support supporting the base to a support member. The mass of the tuning weight being adjustable to provide a system in which the base and tray are driven by the driver at a predetermined frequency and no relative motion takes place between the base and the tray.

REFERENCES:
patent: 2280056 (1942-04-01), Broekhuysen
patent: 2333338 (1943-11-01), Rapp
patent: 2353492 (1944-07-01), O'Connor
patent: 2819788 (1958-01-01), Howard
patent: 2918590 (1959-12-01), Gilbert
patent: 3087603 (1963-04-01), Petrea
patent: 3158256 (1964-11-01), Torrey et al.
patent: 3627112 (1971-12-01), Smith
patent: 3703233 (1972-11-01), Hacker
patent: 3786912 (1974-01-01), Taylor
patent: 4378064 (1983-03-01), Brown
patent: 4921090 (1990-05-01), Gregor

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