Title: Method of separating apertured shadow mask flats after annealing

Abstract: A method of separating apertured shadow mask flats after annealing in which a stack of thin flats is passed through a roller leveler, with the rollers set apart by a dimension slightly less than the thickness of the stack.

Do you think this is a good invention? Vote now:

Votes so far: For:(0) Against:(0)
Other info:

Inventors: Burnham, James A. (Lowman, NY, US)
Frey, James O. (Horseheads, NY, US)

Application Number: 585912
Filing Date: 1975-06-10
Publication_date: 1976-11-16
Assignee: Westinghouse Electric Corporation (Pittsburgh, PA)
Primary Class(es): 29/17.7
Other Classes:
US Patent Ref:

558457	Apr, 1896	McCarty	29/17.
712617	Nov, 1902	Swindell	29/17.
2364780	Dec, 1944	De Walt	29/17.

Other Refs:
Primary Examiner: Weidenfeld, Gil
Assistant Examiner:
Attorney: Sutcliff; W. G.