Patent US3230644A successfully refreshed from Google Patents.
US3230644A
Expired / Lapsed
US
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Electronic braille instructor
Assignee: ELECTRO MECHANICAL CONSULTANTS
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Filing: 1961-06-29
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Granted: 1966-01-25
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Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Carlos A Irazoqui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:47
CPC Classifications
G; G09; G09B; G09B21/00; G09B21/001; G09B21/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A METHOD OF INSTRUCTING BRAILLE, COMPRISING: PRODUCING ONE OR MORE CODED ELECTRICAL SIGNALS CORRESPONDING TO ONE OR MORE DOTS USED FOR A PARTICULAR BRAILLE CHARACTER AND CONCURRENTLY VOICING THE SOUND OF SAID CHARACTER BY AN INSTRUCTOR WITH OR WITHOUT ACCOMPANYING COMMENTS; RECORDING SAID CODED SIGNALS AND SOUND; PLAYING BACK SAID RECORDING TO REPRODUCE THE SOUND AND TO CONCURRENTLY OPERATE A TRANSDUCER UNIT HAVING MOVABLE PINS CORRESPONDING IN NUMBER AND ARRANGEMENT WITH THOSE USED IN THE BRAILLE SYSTEM TO ELEVATE CERTAIN PINS WHICH CORRESPOND TO THE CODED RECORDED CHARACTER, WHEREBY A STUDENT MAY FEEL THE NUMBER AND RELATIVE POSITION OF THE ELEVATED PINS WHILE HEARING THE INSTRUCTOR''S SOUND.
Claim 2
Independent Claim
107 words
A METHOD OF INSTRUCTING BRAILLE, COMPRISING: PRODUCING ONE OR MORE CODED ELECTRICAL SIGNALS CORRESPONDING TO ONE OR MORE DOTS USED FOR A PARTICULAR BRAILLE CHARACTER AND CONCURRENTLY VOICING THE SOUND OF SAID CHARACTER BY AN INSTRUCTOR WITH OR WITHOUT ACCOMPANYING COMMENTS; RECORDING SAID CODED SIGNALS AND SOUND; PLAYING BACK SAID RECORDING TO REPRODUCE THE SOUND AND TO CONCURRENTLY OPERATE A TRANSDUCER UNIT HAVING MOVABLE PINS CORRESPONDING IN NUMBER AND ARRANGEMENT WITH THOSE USED IN THE BRAILLE SYSTEM TO ELEVATE CERTAIN PINS WHICH CORRESPOND TO THE CODED RECORDED CHARACTER, WHEREBY A STUDENT MAY FEEL THE NUMBER AND RELATIVE POSITION OF THE ELEVATED PINS WHILE HEARING THE INSTRUCTOR''S SOUND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |