US3264889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic engraving machine
Assignee: Dainippon Screen Manufacturing Co Ltd
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Filing: 1963-10-22
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Granted: 1966-08-09
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Expires: 1983-10-22
Abstract
No abstract record available.
Inventors
- 👤 Machida Yoshihiro
- 👤 Nishida Fumihiko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:18
CPC Classifications
B; B44; B44B; B44B3/00; B44B3/001; B44B2700/00; B44B2700/02; B44B2700/021; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18992; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A TWO-TABLE TYPE ELECTRONIC ENGRAVING MACHINE WITH CONTINUOUSLY VARIABLE REPRODUCTION SCALE, A LEVER MECHANISM COMPRISING A LEVER ROTATABLY JOURNALLED AT ITS UPPER END TO AN ENGRAVING TABLE, A LEVER ROTATABLY JOURNALLED AT ITS UPPER END TO A COPY TABLE, MEANS ROTATABLY JOURNALLING THE MIDDLE PORTIONS OF SAID TWO LEVERS TO STRUCTURAL PARTS OF THE MACHINE, A CONNECTING ROD, MEANS LONGITUDINALLY RECIPROCATING SAID CONNECTING ROD, PINS CARRIED BY THE ENDS OF SAID CONNECTING ROD AND ENGAGING IN SLOTS AT THE FREE ENDS OF SAID LEVERS, AND MEANS SHIFTING THE TURNING AXIS OF EITHER LEVER TO PRODUCE THE RECIPROCATING MOTION OF SAID TWO TABLES IN ACCORDANCE WITH THE DESIRED REPRODUCTION SCALE.
Claim 2
Dependent Claim
110 words
IN A TWO-TABLE TYPE ELECTRONIC ENGRAVING MACHINE WITH CONTINUOUSLY VARIABLE REPRODUCTION SCALE, A LEVER MECHANISM COMPRISING A LEVER ROTATABLY JOURNALLED AT ITS UPPER END TO AN ENGRAVING TABLE, A LEVER ROTATABLY JOURNALLED AT ITS UPPER END TO A COPY TABLE, MEANS ROTATABLY JOURNALLING THE MIDDLE PORTIONS OF SAID TWO LEVERS TO STRUCTURAL PARTS OF THE MACHINE, A CONNECTING ROD, MEANS LONGITUDINALLY RECIPROCATING SAID CONNECTING ROD, PINS CARRIED BY THE ENDS OF SAID CONNECTING ROD AND ENGAGING IN SLOTS AT THE FREE ENDS OF SAID LEVERS, AND MEANS SHIFTING THE TURNING AXIS OF EITHER LEVER TO PRODUCE THE RECIPROCATING MOTION OF SAID TWO TABLES IN ACCORDANCE WITH THE DESIRED REPRODUCTION SCALE.
References Cited (Backward Citations)
US2986598A
Cited
US3109059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |