Floatation pressure pad for metal strips

Details Floatation pressure pad for metal strips Floatation pressure pad for metal strips

1993-06-28

1994-11-01

Dean, Richard O.

Metallurgical apparatus

Means treating a continuum of work

With heating means

266111, 266249, 266251, 266258, 266274, C21D 174

Patent

active

053602030

ABSTRACT:
A pressure pad comprises a plenum chamber, adapted to be conneceted to a pressurized-fluid supply means, having a pair of parallel slit nozzles formed in a top wall, and the chamber is arranged underneath a path of a strip. The plenum chamber is provided with holes in the top wall and at least two obstructions on the top wall. The holes are arranged on imaginary lines that extend between the nozzles on both sides of the top wall and central portions thereof point to adjacent edges of the path. Each of the obstructions comprises at least one obstructing wall arranged on either side of one of the imaginary lines. The lines may have V-, Arch- or Bracket-shaped configurations.

REFERENCES:
patent: 1948173 (1934-02-01), Hagan
patent: 4148600 (1979-04-01), Croft et al.
patent: 5118366 (1992-06-01), Shintaku
Patent Abstracts of Japan, vol. 9, No. 301 (C-316) (2024) 1985 & JP-A-60 138 019.

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