JPS62204229U - - Google Patents

Info

Publication number

JPS62204229U

JPS62204229U JP9151586U JP9151586U JPS62204229U JP S62204229 U JPS62204229 U JP S62204229U JP 9151586 U JP9151586 U JP 9151586U JP 9151586 U JP9151586 U JP 9151586U JP S62204229 U JPS62204229 U JP S62204229U

Authority

JP

Japan

Prior art keywords

hood

cylindrical part

ventilation

annular recess

proximal end

Prior art date

1986-06-16

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000009423 ventilation Methods 0.000 claims description 6
• 238000009434 installation Methods 0.000 claims description 2
• 230000000149 penetrating effect Effects 0.000 claims 1
• 238000010276 construction Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000035515 penetration Effects 0.000 description 1
• 230000000630 rising effect Effects 0.000 description 1

Cited By (1)