Frederick D Lawrence

US Patent:

42354358, Nov 25, 1980

Filed:

Aug 25, 1978

Appl. No.:

5/936724

Inventors:

Frederick J. Lawrence - San Francisco CA

Assignee:

Stewart & Shea - Newport CA

International Classification:

B65H 2958
B65H 3124

US Classification:

271292

Abstract:

A sorting machine has sheet deflecting fingers actuatable from closed positions at one side of a sheet path to open positions, in succession, to remove sheets from a sheet transport and direct the sheets into trays. The fingers, in closed condition, span adjacent fingers, in nested relation, with surfaces of the fingers facing the transport lying on a plane parallel to the moving sheets and extending arcuately beneath the open finger below to assist in guiding a sheet into a tray.

US Patent:

39374599, Feb 10, 1976

Filed:

Sep 16, 1974

Appl. No.:

5/506526

Inventors:

Frederick J. Lawrence - San Francisco CA

International Classification:

B65H 3124

US Classification:

271173

Abstract:

Sorting apparatus has vertically adjustable sheet receiving and feeding vacuum chamber and traveling belt mechanism which directs successive sheets to a receiver having vacuum chamber and traveling belt conveyor mechanism for transporting sheets to or past vertically spaced trays. Fingers are shiftable to and from positions to deflect sheets from the transport conveyor and cause sheets to enter the trays. The receiving and feeding mechanism and the receiver are separable at the vertical plane of the fingers between the fingers and the vertically extended traveling belts.

US Patent:

40265404, May 31, 1977

Filed:

Jun 10, 1975

Appl. No.:

5/585686

Inventors:

Frederick J. Lawrence - San Francisco CA

International Classification:

B65H 2960

US Classification:

271173

Abstract:

A sheet sorting machine has a double set of sheet receiving trays and deflector fingers for selectively deflecting successive sheets into alternate trays in the set.