Patent US3175487A successfully refreshed from Google Patents.
US3175487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hammer driving means in high speed printers
Assignee: NCR Voyix Corp
•
Filing: 1962-09-14
•
Granted: 1965-03-30
•
Expires: 1982-09-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur B Braden
- 👤 Robert L Kleekamp
- 👤 Clarence L Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:11
CPC Classifications
B; B41; B41J; B41J9/00; B41J9/26; B41J9/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A HIGH-SPEED PRINTER, (A) MEANS CARRYING A PLURALITY OF CHARACTERS PAST A PRINTING POSITION, (B) A PRINTING HAMMER ADJACENT TO SAID PRINTING POSITION ADAPTED TO URGE DATA-RECEIVING MEANS AGAINST SAID CHARACTERS, (C) A ROTATING ELEMENT SYNCHRONIZED WITH SAID CHARACTER-CARRYING MEANS, (D) A PLURALITY OF STOP ELEMENTS ASSOCIATED WITH SAID ROTATING ELEMENT, PROVIDING A PLURALITY OF PAIRS OF STOP SURFACES, (E) A PLURALITY OF HAMMER DRIVERS PIVOTED ON SAID ROTATING ELEMENT AND HELD INWARDLY BY CENTRIFUGAL FORCE AGAINST ONE STOP SURFACE OF AN ASSOCIATED PAIR OF SAID STOP SURFACES, (F) AN INTERPOSER POSITIONED ADJACENT TO SAID HAMMER AND ROTATING ELEMENT SO THAT IT CAN MOVE BETWEEN SAID HAMMER AND A SELECTED ONE OF SAID HAMMER DRIVERS, (G) AND MEANS TO MOVE SAID INTERPOSER BETWEEN SAID
Claim 2
Dependent Claim
125 words
IN A HIGH-SPEED PRINTER, (A) MEANS CARRYING A PLURALITY OF CHARACTERS PAST A PRINTING POSITION, (B) A PRINTING HAMMER ADJACENT TO SAID PRINTING POSITION ADAPTED TO URGE DATA-RECEIVING MEANS AGAINST SAID CHARACTERS, (C) A ROTATING ELEMENT SYNCHRONIZED WITH SAID CHARACTER-CARRYING MEANS, (D) A PLURALITY OF STOP ELEMENTS ASSOCIATED WITH SAID ROTATING ELEMENT, PROVIDING A PLURALITY OF PAIRS OF STOP SURFACES, (E) A PLURALITY OF HAMMER DRIVERS PIVOTED ON SAID ROTATING ELEMENT AND HELD INWARDLY BY CENTRIFUGAL FORCE AGAINST ONE STOP SURFACE OF AN ASSOCIATED PAIR OF SAID STOP SURFACES, (F) AN INTERPOSER POSITIONED ADJACENT TO SAID HAMMER AND ROTATING ELEMENT SO THAT IT CAN MOVE BETWEEN SAID HAMMER AND A SELECTED ONE OF SAID HAMMER DRIVERS, (G) AND MEANS TO MOVE SAID INTERPOSER BETWEEN SAID
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |