Research on Innovative Design and Evaluation of Agricultural Machinery Products

Table 3

Modeling features of the hand-held rotary tiller.

Sample	Modeling feature	Characteristic analysis	Typical sample
Sample 1		Rotary tiller knife and other tools can be replaced
Sample 2		Wheels and rotary tillage knife position put to the front
Sample 3		Traditional modeling.
Sample 4		Hand-held rotary tiller was adjustable