JPH01102121U - - Google Patents

Info

Publication number

JPH01102121U

JPH01102121U JP19796887U JP19796887U JPH01102121U JP H01102121 U JPH01102121 U JP H01102121U JP 19796887 U JP19796887 U JP 19796887U JP 19796887 U JP19796887 U JP 19796887U JP H01102121 U JPH01102121 U JP H01102121U

Authority

JP

Japan

Prior art keywords

helmet

cooling unit

ventilation hole

electronic cooling

ventilation

Prior art date

1987-12-26

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

• 238000001816 cooling Methods 0.000 claims description 4
• 238000009423 ventilation Methods 0.000 claims 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2