Side-ejecting, double coring tine

Details Side-ejecting, double coring tine Side-ejecting, double coring tine

1989-03-08

1990-05-15

Johnson, Richard J.

Earth working

Lawn aerator or perforator, or plug remover

Earth removing

294 507, A01B 4502

Patent

active

049249444

ABSTRACT:
A side-ejecting double coring tine includes a pair of vertically depending tine members, each having an upper end portion with a generally rectangular cross-section, a central body portion and a lower end portion having a generally circular cross-section, the central body portion having one side open for the ejection of cores therefrom, the rectangular configuration of the upper end portion providing attachment points for a crosspiece which provides additional structural rigidity to the assembly.

REFERENCES:
patent: 2057142 (1936-10-01), Fry
patent: 2638043 (1953-05-01), Ferguson et al.
patent: 2638831 (1953-05-01), Ferguson
patent: 3011563 (1961-12-01), Ceretti
patent: 3171498 (1965-03-01), Logan

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