FR2243486A1 - - Google Patents
Info
- Publication number
- FR2243486A1 FR2243486A1 FR7429975A FR7429975A FR2243486A1 FR 2243486 A1 FR2243486 A1 FR 2243486A1 FR 7429975 A FR7429975 A FR 7429975A FR 7429975 A FR7429975 A FR 7429975A FR 2243486 A1 FR2243486 A1 FR 2243486A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/08—Arrangements for producing a reverberation or echo sound
- G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2922—Nonlinear [e.g., crimped, coiled, etc.]
- Y10T428/2925—Helical or coiled
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Springs (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT791673A AT327586B (de) | 1973-09-12 | 1973-09-12 | Anordnung von schraubenfedern in geraten zur erzeugung kunstlichen nachhalles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2243486A1 true FR2243486A1 (US06312121-20011106-C00033.png) | 1975-04-04 |
| FR2243486B1 FR2243486B1 (US06312121-20011106-C00033.png) | 1977-11-04 |
Family
ID=3600707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7429975A Expired FR2243486B1 (US06312121-20011106-C00033.png) | 1973-09-12 | 1974-09-03 |
Country Status (14)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4214747A (en) * | 1978-04-07 | 1980-07-29 | Francis Rebajes | Mobile geometrical form |
| US4820563A (en) * | 1987-08-13 | 1989-04-11 | National-Standard Company | Tire bead assembly |
| DE4130030C3 (de) * | 1991-09-10 | 1996-03-21 | Mayer Textilmaschf | Kettenwirkmaschine mit Legebarre |
| US6612556B2 (en) * | 2001-04-30 | 2003-09-02 | Cornell Research Foundation, Inc. | Multihelical composite spring |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1519595A (fr) * | 1965-12-10 | 1968-04-05 | Akg Akustische Kino Geraete | Dispositif à retard, en particulier pour produire une réverbération artificielle |
| US3363202A (en) * | 1966-12-09 | 1968-01-09 | Herbert E. Meinema | Folded-line reverberation device |
-
1973
- 1973-09-12 AT AT791673A patent/AT327586B/de not_active IP Right Cessation
-
1974
- 1974-08-22 AU AU72607/74A patent/AU7260774A/en not_active Expired
- 1974-09-03 FR FR7429975A patent/FR2243486B1/fr not_active Expired
- 1974-09-06 GB GB3910774A patent/GB1444830A/en not_active Expired
- 1974-09-06 DE DE2442853A patent/DE2442853A1/de not_active Ceased
- 1974-09-06 US US05/503,690 patent/US3933345A/en not_active Expired - Lifetime
- 1974-09-09 NL NL7411922A patent/NL7411922A/xx not_active Application Discontinuation
- 1974-09-09 ES ES429885A patent/ES429885A1/es not_active Expired
- 1974-09-10 IT IT27136/74A patent/IT1021248B/it active
- 1974-09-11 CA CA208,993A patent/CA998121A/en not_active Expired
- 1974-09-11 SE SE7411462A patent/SE396525B/xx unknown
- 1974-09-11 JP JP49103973A patent/JPS5826040B2/ja not_active Expired
- 1974-09-11 DK DK479474AA patent/DK142930B/da unknown
- 1974-09-12 CH CH1244974A patent/CH577166A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK142930C (US06312121-20011106-C00033.png) | 1981-09-28 |
| JPS5057362A (US06312121-20011106-C00033.png) | 1975-05-19 |
| DK142930B (da) | 1981-02-23 |
| AT327586B (de) | 1976-02-10 |
| SE7411462L (US06312121-20011106-C00033.png) | 1975-03-13 |
| DE2442853A1 (de) | 1975-03-13 |
| ATA791673A (de) | 1975-04-15 |
| SE396525B (sv) | 1977-09-19 |
| ES429885A1 (es) | 1976-09-01 |
| NL7411922A (nl) | 1975-03-14 |
| CH577166A5 (US06312121-20011106-C00033.png) | 1976-06-30 |
| FR2243486B1 (US06312121-20011106-C00033.png) | 1977-11-04 |
| US3933345A (en) | 1976-01-20 |
| JPS5826040B2 (ja) | 1983-05-31 |
| CA998121A (en) | 1976-10-05 |
| AU7260774A (en) | 1976-02-26 |
| IT1021248B (it) | 1978-01-30 |
| GB1444830A (en) | 1976-08-04 |
| DK479474A (US06312121-20011106-C00033.png) | 1975-05-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |