NL7110605A - - Google Patents
Info
- Publication number
- NL7110605A NL7110605A NL7110605A NL7110605A NL7110605A NL 7110605 A NL7110605 A NL 7110605A NL 7110605 A NL7110605 A NL 7110605A NL 7110605 A NL7110605 A NL 7110605A NL 7110605 A NL7110605 A NL 7110605A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
- G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Electrically Operated Instructional Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1970076738U JPS5020664Y1 (xx) | 1970-08-01 | 1970-08-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7110605A true NL7110605A (xx) | 1972-02-03 |
Family
ID=13613922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7110605A NL7110605A (xx) | 1970-08-01 | 1971-07-30 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3752938A (xx) |
JP (1) | JPS5020664Y1 (xx) |
CA (1) | CA948771A (xx) |
GB (1) | GB1328183A (xx) |
NL (1) | NL7110605A (xx) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5737295Y2 (xx) * | 1972-05-22 | 1982-08-17 | ||
JPS534084Y2 (xx) * | 1973-06-09 | 1978-02-01 | ||
CH572260A5 (xx) * | 1973-09-28 | 1976-01-30 | Uher Werke Muenchen | |
JPS5339203Y2 (xx) * | 1973-11-24 | 1978-09-22 | ||
US4000515A (en) * | 1974-04-19 | 1976-12-28 | Copal Company Limited | Device for preventing inadvertent erasion of a tape in a bidirectional recording/reproducing apparatus |
US4007547A (en) * | 1975-01-09 | 1977-02-15 | Bell & Howell Company | Card handling teaching machine with instantaneous feedback system |
NL7604825A (nl) * | 1976-05-06 | 1977-11-08 | Philips Nv | Cassetteapparaat. |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2466514A (en) * | 1944-11-23 | 1949-04-05 | Armour Res Found | Magnetic recording and reproducing device with means to prevent accidental erase of record medium |
US2612565A (en) * | 1948-05-24 | 1952-09-30 | Herman S Heller | Safety device for preventing accidental erasing or double recording on magnetic record tape |
US3037093A (en) * | 1959-09-29 | 1962-05-29 | Rca Corp | Magnetic recording and reproducing apparatus |
US3492005A (en) * | 1966-09-17 | 1970-01-27 | Victor Company Of Japan | Multi-armed lever tape cartridge rejection device |
US3485500A (en) * | 1967-03-14 | 1969-12-23 | Motorola Inc | Tape cartridge locking and ejector mechanism |
US3650378A (en) * | 1968-07-13 | 1972-03-21 | Ricoh Kk | Faulty insertion preventive device for cartridges |
US3617065A (en) * | 1969-01-23 | 1971-11-02 | Iit Res Inst | Cartridge transducer machine and cartridge therefor |
US3702907A (en) * | 1969-05-30 | 1972-11-14 | Olympus Optical Co | Device for automatically preventing the erasing of a tape in a tape cassette |
US3696217A (en) * | 1969-08-14 | 1972-10-03 | Olympus Optical Co | Device using a recording jack for preventing erasure of recorded information from magnetic tape in a tape recorder |
-
1970
- 1970-08-01 JP JP1970076738U patent/JPS5020664Y1/ja not_active Expired
-
1971
- 1971-07-29 US US00167171A patent/US3752938A/en not_active Expired - Lifetime
- 1971-07-30 GB GB3599571A patent/GB1328183A/en not_active Expired
- 1971-07-30 NL NL7110605A patent/NL7110605A/xx unknown
- 1971-07-30 CA CA119,530A patent/CA948771A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5020664Y1 (xx) | 1975-06-23 |
GB1328183A (en) | 1973-08-30 |
CA948771A (en) | 1974-06-04 |
US3752938A (en) | 1973-08-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BN | A decision not to publish the application has become irrevocable |