Arrangement for coupling a cultivating attachment to a cultivati

Details Arrangement for coupling a cultivating attachment to a cultivati Arrangement for coupling a cultivating attachment to a cultivati

1978-09-13

1980-07-29

Johnson, Richard J.

Earth working

Diverse tools

Rolling and non-rolling

172396, 172678, 280474, A01B 2304

Patent

active

042146348

ABSTRACT:
An arrangement for coupling a cultivating attachment to a cultivating machine has a spring-suspended support articulately coupling a respective roller unit of the attachment to a main frame of the machine. The support includes elements for adjusting the relative elevation of the main frame and the roller unit while permitting relative vertical movement between the same. The support includes spring element opposing such relative movement with shock-absorbing action. A blocking element is provided cooperating with the spring-suspension support and movable between a blocking setting preventing the above-mentioned relative movement and an unblocking setting not preventing such limited movement.

REFERENCES:
patent: 1574351 (1926-02-01), Altgelt
patent: 2209478 (1940-07-01), Selhorst
patent: 2438032 (1948-03-01), Bready
patent: 4091878 (1978-05-01), Steketee

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