DE244857C - - Google Patents

Info

Publication number

DE244857C

DE244857C DENDAT244857D DE244857DA DE244857C DE 244857 C DE244857 C DE 244857C DE NDAT244857 D DENDAT244857 D DE NDAT244857D DE 244857D A DE244857D A DE 244857DA DE 244857 C DE244857 C DE 244857C

Authority

DE

Germany

Prior art keywords

membrane

sound box

wall

cross connection

box according

Prior art date

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.)

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• 239000012528 membrane Substances 0.000 claims description 17
• 239000000463 material Substances 0.000 claims description 4
• 230000000694 effects Effects 0.000 description 2
• 238000005452 bending Methods 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
• 230000006835 compression Effects 0.000 description 1
• 238000007906 compression Methods 0.000 description 1
• 230000007717 exclusion Effects 0.000 description 1
• PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
• 239000010931 gold Substances 0.000 description 1
• 229910052737 gold Inorganic materials 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 238000007789 sealing Methods 0.000 description 1