JPH0530588Y2 - - Google Patents

Info

Publication number

JPH0530588Y2

JPH0530588Y2 JP1987064312U JP6431287U JPH0530588Y2 JP H0530588 Y2 JPH0530588 Y2 JP H0530588Y2 JP 1987064312 U JP1987064312 U JP 1987064312U JP 6431287 U JP6431287 U JP 6431287U JP H0530588 Y2 JPH0530588 Y2 JP H0530588Y2

Authority

JP

Japan

Prior art keywords

grass

upper cover

collection container

peripheral frame

support arm

Prior art date

1987-04-28

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 - Lifetime

Links

• Espacenet
• Global Dossier
• Discuss

• 244000025254 Cannabis sativa Species 0.000 claims description 40
• 230000002093 peripheral effect Effects 0.000 claims description 15
• 238000007789 sealing Methods 0.000 claims description 5
• 241001494496 Leersia Species 0.000 claims description 2
• 230000005540 biological transmission Effects 0.000 description 3
• 239000000428 dust Substances 0.000 description 3
• 238000005452 bending Methods 0.000 description 2
• 238000007664 blowing Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000009423 ventilation Methods 0.000 description 2
• 230000003139 buffering effect Effects 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1
• 230000005489 elastic deformation Effects 0.000 description 1
• 239000013013 elastic material Substances 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 239000002245 particle Substances 0.000 description 1
• 239000002699 waste material Substances 0.000 description 1