JPH0450684Y2 - - Google Patents

Info

Publication number

JPH0450684Y2

JPH0450684Y2 JP2890087U JP2890087U JPH0450684Y2 JP H0450684 Y2 JPH0450684 Y2 JP H0450684Y2 JP 2890087 U JP2890087 U JP 2890087U JP 2890087 U JP2890087 U JP 2890087U JP H0450684 Y2 JPH0450684 Y2 JP H0450684Y2

Authority

JP

Japan

Prior art keywords

weight

handset

cord

attachment part

microphone

Prior art date

1987-03-02

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

• 239000002184 metal Substances 0.000 claims description 16
• 230000008878 coupling Effects 0.000 claims description 2
• 238000010168 coupling process Methods 0.000 claims description 2
• 238000005859 coupling reaction Methods 0.000 claims description 2
• 206010011878 Deafness Diseases 0.000 description 2
• 230000010370 hearing loss Effects 0.000 description 2
• 231100000888 hearing loss Toxicity 0.000 description 2
• 208000016354 hearing loss disease Diseases 0.000 description 2
• 238000003780 insertion Methods 0.000 description 2
• 230000037431 insertion Effects 0.000 description 2
• 230000002265 prevention Effects 0.000 description 2
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
• 229910052799 carbon Inorganic materials 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 239000013013 elastic material Substances 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1