Earth working – Guided by walking attendant; supported – propelled – or held... – Hand tool
Patent
1978-04-07
1979-11-13
Stouffer, Richard T.
Earth working
Guided by walking attendant; supported, propelled, or held...
Hand tool
5640006, 172378, A01B 120
Patent
active
041740033
ABSTRACT:
A kit for converting a conventional rake having one row of tines to one having two rows of tines in back-to-back relation. The kit comprises a straight attachment bar having sawteeth on one edge and three clamping plate assemblies, each of which consists of a pair of complemental plates shaped to have the back bar of a conventional rake snugly received therebetween, and a pair of bolts and nuts which clamp the plates toward each other. A shim is also provided for each plate assembly which adapts the latter to a conventional rake having a particular curvature in its back bar and tines.
REFERENCES:
patent: 838100 (1906-12-01), Gilbert
patent: 938001 (1909-10-01), Kropp
patent: 1800103 (1931-04-01), Pihl
Flickinger Don J.
Stouffer Richard T.
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