Patent · US Expired

Turf aerator with constantly vertical tines

US6041869A · kind A · utility

48Cited by
12References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1998
Grant dateMar 28, 2000
Priority date
Expiry dateFeb 23, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01B45/023
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Turf aerator having a crank and crank arms which present a parallelogram for supporting the aerator assembly, including the aerating tines.

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