Roller conveyor for conveying and pressure-free accumulation of

Details Roller conveyor for conveying and pressure-free accumulation of Roller conveyor for conveying and pressure-free accumulation of

1977-11-02

1980-08-05

Valenza, Joseph E.

Conveyors: power-driven

Conveyor section

Live roll

198790, 198791, B65G 1306

Patent

active

042157757

ABSTRACT:
A roller conveyor for conveying items and permitting such items to accumulate in a pressure-free manner, including supporting rollers each having an associated jacket and hub, intermediate rollers each equipped with a sprocket wheel and each forming a driving connection with a respective supporting roller when in a driving position, an endless drive chain engaging all of the sprocket wheels, and a rod assembly provided with a sensor extending into the conveying path of the conveyor and arranged to move the intermediate rollers between their driving position and an idling position, and in which the connection between the jacket and hub of each supporting roller has the form of a slide bearing and the driving connection between each intermediate roller and its associated supporting roller is constituted by a flattened tooth arrangement.

REFERENCES:
patent: 2602536 (1952-07-01), Eggleston
patent: 3537568 (1970-11-01), Leach
patent: 3905470 (1975-09-01), Gebhardt
patent: 3934707 (1976-01-01), Bowman
patent: 4006815 (1977-02-01), Werntz

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