JPH0212785Y2 - - Google Patents

Info

Publication number

JPH0212785Y2

JPH0212785Y2 JP5589885U JP5589885U JPH0212785Y2 JP H0212785 Y2 JPH0212785 Y2 JP H0212785Y2 JP 5589885 U JP5589885 U JP 5589885U JP 5589885 U JP5589885 U JP 5589885U JP H0212785 Y2 JPH0212785 Y2 JP H0212785Y2

Authority

JP

Japan

Prior art keywords

main body

microphone unit

protective net

shaped groove

microphone

Prior art date

1985-04-15

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

• 230000001681 protective effect Effects 0.000 claims description 10
• 230000000694 effects Effects 0.000 description 3
• 238000012545 processing Methods 0.000 description 3
• 239000013013 elastic material Substances 0.000 description 2
• 239000002184 metal Substances 0.000 description 2
• 229910052751 metal Inorganic materials 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
• 230000008878 coupling Effects 0.000 description 1
• 238000010168 coupling process Methods 0.000 description 1
• 238000005859 coupling reaction Methods 0.000 description 1
• 238000005520 cutting process Methods 0.000 description 1
• 238000004512 die casting Methods 0.000 description 1
• 238000003754 machining Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 238000000465 moulding Methods 0.000 description 1
• 238000012805 post-processing Methods 0.000 description 1
• 229910052725 zinc Inorganic materials 0.000 description 1
• 239000011701 zinc Substances 0.000 description 1