Patent · US Expired

Seed planter

US4218981A · kind A · utility

11Cited by
10References
1Claims
0Family size

Inventor

Key dates

Filing dateJun 2, 1978
Grant dateAug 26, 1980
Priority date
Expiry dateJun 2, 1998

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01C5/02
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A seed planter comprising an elongated tube member having a seed hopper at one end in open communication with the interior of the tube member, a discharge opening provided at the opposite end of the tube for release of seeds therefrom, a seed reservoir in the proximity of the hopper for storing a seed supply therein, and an adjustable gauge disposed at the discharge end of the tube for facilitating spacing of the seeds during a planting operation.

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