Leon E Brennan

US Patent:

40996077, Jul 11, 1978

Filed:

Feb 4, 1977

Appl. No.:

5/765772

Inventors:

Leon E. Brennan - Towanda PA
Joseph P. Lagermasini - Towanda PA
Larry L. Rarig - Lancaster PA

Assignee:

GTE Sylvania Incorporated - Stamford CT

International Classification:

B65G 4308
B65G 2110
B65G 1514

US Classification:

198341

Abstract:

The aperture mask conveyor and inspection system comprises a pair of belt conveyor assemblies which between them grip and transport an aperture mask from the end of the processing unit to a chute assembly which chute assembly feeds the mask onto a belt conveyor, a densitometer is centrally positioned on the belt conveyor to provide a measure of the amount of light transmitted through the center portion of the mask which is passed beneath the densitometer. After passing under the densitometer the mask is deposited on an adjacent tray.