Turf aerating tine

Details Turf aerating tine Turf aerating tine

1988-08-05

1989-11-21

Johnson, Richard J.

Earth working

Lawn aerator or perforator, or plug remover

Earth removing

294 507, A01B 4502

Patent

active

048816027

ABSTRACT:
A coring tine for use in a turf aerator and the like has an elongated generally tubular body having a core discharge end and a turf penetrating end. The turf penetrating end has a core gripping configuration which, in various embodiments, may take the form of an obround, longitudinal flutes, a generally frusto-conical wall having radially inwardly formed core retaining fingers, or a narrowed neck adapted to improve frictional engagement with a turf core and retain the core within the tine during retraction from a turf surface.

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patent: 3834464 (1974-09-01), Carlson et al.
patent: 4662456 (1987-05-01), Classen

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