Cassette for holding a roll

Details Cassette for holding a roll Cassette for holding a roll

1989-05-01

1991-09-10

Levy, Stuart S.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 5553, 242 754, 242 99, 206389, G03B 104, B65H 2306

Patent

active

050466771

ABSTRACT:
The present invention relates to a light-tight roll-film cassette for holding and dispensing rolls of light sensitive material, having brake means exerting a retarding force on the core of the roll. This brake means consist of a resilient tongue cooperating with the cylindric bearings.

REFERENCES:
patent: 797300 (1905-08-01), Loxterman
patent: 1168307 (1916-01-01), Johnson
patent: 1928106 (1933-09-01), Koch et al.
patent: 2794546 (1957-06-01), Miller
patent: 3037719 (1962-06-01), Bemmann
patent: 3944148 (1976-03-01), Freeman et al.
patent: 4290840 (1981-09-01), Pabodie et al.
patent: 4361391 (1982-11-01), Haraguchi et al.
patent: 4600286 (1986-07-01), Harvey
patent: 4729518 (1988-03-01), Mathna et al.
patent: 4830305 (1989-05-01), Guggi et al.
patent: 4834236 (1989-05-01), Buelens et al.

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