Air-floated apparatus having structural channel member and press

Details Air-floated apparatus having structural channel member and press Air-floated apparatus having structural channel member and press

1990-09-07

1991-09-17

Bui, Thuy M.

Harvesters

Motorized harvester

Including driven air-blower unit

15345, 15371, A01D 5300

Patent

active

050482750

ABSTRACT:
The present invention describes improvements to an air-floated apparatus having a deck with an open bottom, a platform enclosing a portion of the open bottom of the deck to define a pressure chamber, and an impeller for pressurizing air in the pressure chamber to float the housing above a support surface, the platform having an opening and the deck having an outer periphery. According to the invention, a novel structural member is supported between the deck and the platform along a predetermined portion of the deck outer periphery, the structural member including an upper wall and a lower wall defining a chamber. A pressure seal is supported in the platform opening.

REFERENCES:
patent: 2961689 (1960-11-01), Meyerhoefer
patent: 4361001 (1982-11-01), Almond et al.
patent: 4592111 (1986-06-01), Berfield
patent: 4670936 (1987-06-01), Hanson

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