Handling: hand and hoist-line implements – Hand forks and shovels – Grappling type
Patent
1986-07-10
1987-06-30
Marbert, James B.
Handling: hand and hoist-line implements
Hand forks and shovels
Grappling type
294 507, A01B 116, A01B 4502
Patent
active
046765387
ABSTRACT:
A tool for implanting fertilizer spikes in the ground with a rod slidably disposed in an open ended hollow tube which is adapted to be inserted into the ground to a predetermined depth. The fertilizer spike engages the end of the slidable rod, the hollow tube and spike are pushed into the ground and the spike is expelled from the tube by actuation of the rod when the tube is removed from the ground.
REFERENCES:
patent: 3113534 (1963-12-01), Wessel
patent: 3416831 (1968-12-01), Bishop et al.
patent: 3506296 (1970-04-01), Nelson
patent: 4585072 (1986-04-01), Martinez
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