BE503352A - - Google Patents
Info
- Publication number
- BE503352A BE503352A BE503352DA BE503352A BE 503352 A BE503352 A BE 503352A BE 503352D A BE503352D A BE 503352DA BE 503352 A BE503352 A BE 503352A
- Authority
- BE
- Belgium
- Prior art keywords
- cover
- protective cover
- threaded rod
- spherical
- circular
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000005520 electrodynamics Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Casings For Electric Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1049337X | 1950-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE503352A true BE503352A (enrdf_load_stackoverflow) |
Family
ID=19867827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE503352D BE503352A (enrdf_load_stackoverflow) | 1950-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE503352A (enrdf_load_stackoverflow) |
-
0
- BE BE503352D patent/BE503352A/fr unknown
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