Vacuum lifting plate

Details Vacuum lifting plate Vacuum lifting plate

1995-01-23

1997-03-18

Kramer, Dean

Handling: hand and hoist-line implements

Utilizing fluid pressure

Venturi effect

294 65, 414737, B66C 102

Patent

active

056115857

ABSTRACT:
A vacuum lifting plate 1 for board-shaped production pieces that provides a vacuum chamber 8 in connection with a vacuum pump, is sealed against the board-shaped production piece, and includes a suspension arrangement for a hoisting device, includes a base plate 2 with a suspension arrangement and interchangeable sealing ledges 20,22 fastened to the sides of the base plate for fitting to the contour of the production piece.

REFERENCES:
patent: 1842383 (1932-01-01), Bell
patent: 2233350 (1941-02-01), Nelson
patent: 2920916 (1960-01-01), Pagdin
patent: 3314676 (1967-04-01), Fromm, Jr.
patent: 3326593 (1967-06-01), Farmer et al.
patent: 3556579 (1971-01-01), Seymour-Walker et al.
patent: 3694020 (1972-09-01), Becker et al.
patent: 4635988 (1987-01-01), Potters et al.

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