FR602212A - Rondelle élastique compressible - Google Patents
Rondelle élastique compressibleInfo
- Publication number
- FR602212A FR602212A FR602212DA FR602212A FR 602212 A FR602212 A FR 602212A FR 602212D A FR602212D A FR 602212DA FR 602212 A FR602212 A FR 602212A
- Authority
- FR
- France
- Prior art keywords
- spring washer
- compressible spring
- compressible
- washer
- spring
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/22—Clamping rim of diaphragm or cone against seating
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR31330T | 1925-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR602212A true FR602212A (fr) | 1926-03-15 |
Family
ID=8669142
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR602212D Expired FR602212A (fr) | 1925-12-21 | 1925-07-22 | Rondelle élastique compressible |
| FR31330D Expired FR31330E (fr) | 1925-12-21 | 1925-12-21 | Rondelle élastique compressible |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR31330D Expired FR31330E (fr) | 1925-12-21 | 1925-12-21 | Rondelle élastique compressible |
Country Status (1)
| Country | Link |
|---|---|
| FR (2) | FR602212A (fr) |
-
1925
- 1925-07-22 FR FR602212D patent/FR602212A/fr not_active Expired
- 1925-12-21 FR FR31330D patent/FR31330E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR31330E (fr) | 1927-01-28 |
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