JPH0137401Y2 - - Google Patents

Info

Publication number

JPH0137401Y2

JPH0137401Y2 JP1980183475U JP18347580U JPH0137401Y2 JP H0137401 Y2 JPH0137401 Y2 JP H0137401Y2 JP 1980183475 U JP1980183475 U JP 1980183475U JP 18347580 U JP18347580 U JP 18347580U JP H0137401 Y2 JPH0137401 Y2 JP H0137401Y2

Authority

JP

Japan

Prior art keywords

grain culm

insertion port

grain

handling depth

detection device

Prior art date

1980-12-19

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 238000001514 detection method Methods 0.000 claims description 32
• 230000037431 insertion Effects 0.000 claims description 27
• 238000003780 insertion Methods 0.000 claims description 27
• 230000002452 interceptive effect Effects 0.000 description 2
• 230000007423 decrease Effects 0.000 description 1
• 230000007257 malfunction Effects 0.000 description 1
• 238000009333 weeding Methods 0.000 description 1