JPH0311317Y2 - - Google Patents

Info

Publication number

JPH0311317Y2

JPH0311317Y2 JP1985059497U JP5949785U JPH0311317Y2 JP H0311317 Y2 JPH0311317 Y2 JP H0311317Y2 JP 1985059497 U JP1985059497 U JP 1985059497U JP 5949785 U JP5949785 U JP 5949785U JP H0311317 Y2 JPH0311317 Y2 JP H0311317Y2

Authority

JP

Japan

Prior art keywords

snow

water

roof

melting

ridge

Prior art date

1985-04-19

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
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• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 69
• 238000002844 melting Methods 0.000 claims description 26
• 230000008018 melting Effects 0.000 claims description 14
• 239000003673 groundwater Substances 0.000 claims description 5
• 238000000034 method Methods 0.000 description 3
• 230000005611 electricity Effects 0.000 description 2
• 239000000463 material Substances 0.000 description 2
• 238000005452 bending Methods 0.000 description 1
• 244000145845 chattering Species 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 239000003814 drug Substances 0.000 description 1
• 229940079593 drug Drugs 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000008014 freezing Effects 0.000 description 1
• 238000007710 freezing Methods 0.000 description 1
• 239000000155 melt Substances 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 230000002265 prevention Effects 0.000 description 1
• 238000007634 remodeling Methods 0.000 description 1
• 238000005507 spraying Methods 0.000 description 1