Patent · US Active

Tiller with removable battery

US7963344B2 · kind B2 · utility

6Cited by
49References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 2009
Grant dateJun 21, 2011
Priority date
Expiry dateAug 13, 2029

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01B33/028
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A tiller can include a frame supported by at least one wheel. An upright assembly can extend from the frame. A drive mechanism can be supported by the frame and include a motor having an output member. A tilling implement can have a drive shaft that is driven by the output member. The tilling implement can comprise at least one tine plate. A slider assembly can communicate with the wheel and be movably coupled along the upright assembly. The slider assembly can be configured to securably locate in at least a first position wherein the wheel is located at a first elevation relative to the frame and a second position wherein the wheel is located at a second elevation relative to the frame. The first and second elevations can be distinct.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.