US Patent:
20100259056, Oct 14, 2010
Inventors:
Brooks M. Freeman - Dallas TX, US
Andrei Kersha - Framingham MA, US
Robert Ciskowski - Concord MA, US
Assignee:
PROTOWRIGHT LLC - Dallas TX
International Classification:
A01B 1/16
Abstract:
A post hole digger is disclosed that is adapted to loosen earth and facilitate remove of the loosened earth from the post hole. The post hole digger may includes a pair of handles pivotably coupled together and a pair of spherical blades pivotably coupled to the pair of handles and to each other.