The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 01, 1994
Filed:
Jun. 28, 1993
Applicant:
Inventors:
Assignee:
Chugai Ro Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
266110 ; 266111 ; 266249 ; 266251 ; 266258 ; 266274 ;
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.