US3205996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space computer for justifying typing machine
Assignee: Individual
•
Filing: 1962-01-24
•
Granted: 1965-09-14
•
Expires: 1982-01-24
Abstract
No abstract record available.
Inventors
- 👤 Greenwood Joseph Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:46
CPC Classifications
B; B41; B41J; B41J19/00; B41J19/18; B41J19/60; B41J19/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A TYPING MACHINE HAVING A KEYBOARD AND A SPACE BAR, A PINION, MEANS ROTATING SAID PINION ACCORDING TO THE UNJUSTIFIED SPACES REMAINING IN A LIONE, A SERIES OF GEARS ENGAGING SAID PINION, EACH OF SAID GEARS BEING SUCCESSIVELY LARGER IN PITCH DIAMETER SO THAT THE GEAR RATIOS BETWEEN SAID GEARS AND SAID PINION IS IN A DIRECT PROPORTION TO AN INCREASING SERIES OF WHOLE NUMBERS, FIRST SWITCH MEANS RESPONSIVE TO THE ROTATION OF EACH OF SAID GEARS, SECOND SWITCH MEANS RESPONSIVE TO THE DEPRESSION OF THE SPACE BAR OF SAID KEYBOARD DURING THE TYPING OF A LINE, SAID SECOND SWITCH MEANS SELECTING THAT ONE OF SAID FIRST SWITCH MEANS ASSOCIATED WITH THE ONE OF SAID GEARS HAVING A PROPORTION BETWEEN ITS PITCH DIAMETER AND THAT OF SAID PINION WHICH IS IN A DIRECT PROPORTION TO THE WHOLE NUMBER IN AN INCREASING SERIES WHICH WHOLE NUMBER IS EQUAL TO THE NUMBER OF TIMES SAID SPACED BAR WAS DEPRESSED DURING THE TYPEING OF A LINE.
Claim 2
Dependent Claim
164 words
IN A TYPING MACHINE HAVING A KEYBOARD AND A SPACE BAR, A PINION, MEANS ROTATING SAID PINION ACCORDING TO THE UNJUSTIFIED SPACES REMAINING IN A LIONE, A SERIES OF GEARS ENGAGING SAID PINION, EACH OF SAID GEARS BEING SUCCESSIVELY LARGER IN PITCH DIAMETER SO THAT THE GEAR RATIOS BETWEEN SAID GEARS AND SAID PINION IS IN A DIRECT PROPORTION TO AN INCREASING SERIES OF WHOLE NUMBERS, FIRST SWITCH MEANS RESPONSIVE TO THE ROTATION OF EACH OF SAID GEARS, SECOND SWITCH MEANS RESPONSIVE TO THE DEPRESSION OF THE SPACE BAR OF SAID KEYBOARD DURING THE TYPING OF A LINE, SAID SECOND SWITCH MEANS SELECTING THAT ONE OF SAID FIRST SWITCH MEANS ASSOCIATED WITH THE ONE OF SAID GEARS HAVING A PROPORTION BETWEEN ITS PITCH DIAMETER AND THAT OF SAID PINION WHICH IS IN A DIRECT PROPORTION TO THE WHOLE NUMBER IN AN INCREASING SERIES WHICH WHOLE NUMBER IS EQUAL TO THE NUMBER OF TIMES SAID SPACED BAR WAS DEPRESSED DURING THE TYPEING OF A LINE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |