Patent · US Expired

Pivotal plant protector

US6842985B2 · kind B2 · utility

6Cited by
16References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 2001
Grant dateJan 18, 2005
Priority date
Expiry dateNov 28, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01D75/206
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A string trimmer comprising an elongate shaft; a cutting head rotatably mounted on one end of the elongate shaft; at least one cutting member which extends from the cutting head and a barrier which is capable of being used by an operator to move vegetation away from a path swept out by the cutting member when it rotate characterized in that the barrier is pivotally mounted about a single pivot axis on the string trimmer and, when the cutting head is rotating in a flat position is capable of pivoting from a position above the path swept out by the cutting member to a position below the path swept out by the cutting member without passing through the path swept out by the cutting member.

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