BE754949A - Ressort helicoidal destine a la production d'un echo artificiel - Google Patents
Ressort helicoidal destine a la production d'un echo artificielInfo
- Publication number
- BE754949A BE754949A BE754949DA BE754949A BE 754949 A BE754949 A BE 754949A BE 754949D A BE754949D A BE 754949DA BE 754949 A BE754949 A BE 754949A
- Authority
- BE
- Belgium
- Prior art keywords
- production
- helicoidal spring
- spring intended
- artificial echo
- echo
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Springs (AREA)
- Golf Clubs (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT793469A AT292332B (de) | 1969-08-19 | 1969-08-19 | Schraubenfeder zur Erzeugung künstlichen Nachhalles |
Publications (1)
Publication Number | Publication Date |
---|---|
BE754949A true BE754949A (fr) | 1971-02-01 |
Family
ID=3600861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE754949D BE754949A (fr) | 1969-08-19 | 1970-08-17 | Ressort helicoidal destine a la production d'un echo artificiel |
Country Status (10)
Country | Link |
---|---|
US (1) | US3697059A (de) |
JP (1) | JPS495653B1 (de) |
AT (1) | AT292332B (de) |
AU (1) | AU1796370A (de) |
BE (1) | BE754949A (de) |
CH (1) | CH502666A (de) |
DE (1) | DE2040044C3 (de) |
FR (1) | FR2057877A5 (de) |
GB (1) | GB1278884A (de) |
SE (1) | SE347099B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3934866A (en) * | 1974-10-08 | 1976-01-27 | Waldes Kohinoor, Inc. | Special-purpose spring retaining rings |
JPS63131190U (de) * | 1987-02-18 | 1988-08-26 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US13699A (en) * | 1855-10-23 | Coal-sifter | ||
US3389642A (en) * | 1966-06-22 | 1968-06-25 | Kelsey Hayes Co | Power booster for brakes |
-
1969
- 1969-08-19 AT AT793469A patent/AT292332B/de not_active IP Right Cessation
-
1970
- 1970-07-23 AU AU17963/70A patent/AU1796370A/en not_active Expired
- 1970-07-31 FR FR7028322A patent/FR2057877A5/fr not_active Expired
- 1970-08-10 US US62442A patent/US3697059A/en not_active Expired - Lifetime
- 1970-08-12 DE DE2040044A patent/DE2040044C3/de not_active Expired
- 1970-08-13 JP JP45070487A patent/JPS495653B1/ja active Pending
- 1970-08-14 GB GB39261/70A patent/GB1278884A/en not_active Expired
- 1970-08-17 BE BE754949D patent/BE754949A/xx unknown
- 1970-08-18 SE SE11263/70A patent/SE347099B/xx unknown
- 1970-08-18 CH CH1234370A patent/CH502666A/de unknown
Also Published As
Publication number | Publication date |
---|---|
JPS495653B1 (de) | 1974-02-08 |
SE347099B (de) | 1972-07-24 |
DE2040044B2 (de) | 1980-05-22 |
DE2040044A1 (de) | 1971-02-25 |
AT292332B (de) | 1971-08-25 |
CH502666A (de) | 1971-01-31 |
GB1278884A (en) | 1972-06-21 |
DE2040044C3 (de) | 1981-02-26 |
AU1796370A (en) | 1972-01-27 |
US3697059A (en) | 1972-10-10 |
FR2057877A5 (de) | 1971-05-21 |
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