DE573753C - Elektromagnetische Schwingungseinrichtung - Google Patents
Elektromagnetische SchwingungseinrichtungInfo
- Publication number
- DE573753C DE573753C DEE36673D DEE0036673D DE573753C DE 573753 C DE573753 C DE 573753C DE E36673 D DEE36673 D DE E36673D DE E0036673 D DEE0036673 D DE E0036673D DE 573753 C DE573753 C DE 573753C
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- armature
- liquid
- pole
- shaped
- 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.)
- Expired
Links
- 239000012528 membrane Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 11
- 230000004907 flux Effects 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 description 8
- 238000004804 winding Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 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
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Moving Of Heads (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Electromagnets (AREA)
- Dc Machiner (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US191012A US1747829A (en) | 1927-05-13 | 1927-05-13 | Electrical reproducer |
| US205562A US1762991A (en) | 1927-07-14 | 1927-07-14 | Electromagnetic reproducer or recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE573753C true DE573753C (de) | 1933-04-05 |
Family
ID=26886655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEE36673D Expired DE573753C (de) | 1927-05-13 | 1927-12-22 | Elektromagnetische Schwingungseinrichtung |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE573753C (enrdf_load_stackoverflow) |
| GB (4) | GB290290A (enrdf_load_stackoverflow) |
| NL (1) | NL25222C (enrdf_load_stackoverflow) |
-
0
- NL NL25222D patent/NL25222C/xx active
-
1927
- 1927-12-22 DE DEE36673D patent/DE573753C/de not_active Expired
-
1928
- 1928-01-06 GB GB1369828A patent/GB290290A/en not_active Expired
- 1928-01-06 GB GB835029A patent/GB307847A/en not_active Expired
- 1928-01-06 GB GB49628A patent/GB293847A/en not_active Expired
- 1928-01-06 GB GB49528A patent/GB290264A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB290264A (en) | 1929-04-08 |
| GB290290A (enrdf_load_stackoverflow) | 1929-04-08 |
| NL25222C (enrdf_load_stackoverflow) | |
| GB293847A (en) | 1929-04-08 |
| GB307847A (en) | 1930-05-22 |
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