Patent US3147472A successfully refreshed from Google Patents.
US3147472A
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Assignee: Dresser Industries Inc
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Filing: 1960-07-19
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Granted: 1964-09-01
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Expires: 1980-07-19
Abstract
No abstract record available.
Inventors
- 👤 Robert E Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:41
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/30; G06F11/32; G06F11/324; G06F11/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
232 words
APPARATUS FOR OPERATING A DECIMAL DISPLAY WITH A BINARY-CODED-DECIMAL DIGITAL INPUT, COMPRISING A SET OF FIVE SINGLE POLE DOUBLE THROW MEMORY TYPE RELAYS EACH HAVING TWO SETS OF CONTACTS AND A PAIR OF OPERATING COILS OPERABLE TO CLOSE THE RELAY IN ONE DIRECTION THROUGH A FIRST OF SAID TWO SETS OF CONTACTS WHEN ONE COIL IS ENERGIZED AND IN A SECOND DIRECTION THROUGH THE SECOND OF SAID TWO SETS OF CONTACTS WHEN THE SECOND COIL IS ENERGIZED, A SOURCE OF ENERGIZING VOLTAGE, FIRST MEANS CONNECTING ONE END OF EACH OF SAID OPERATING COILS OF ALL FIVE RELAYS TOGETHER AND TO ONE SIDE OF SAID SOURCE, SECOND MEANS INCLUDING A PAIR OF SEPARATE CIRCUITS FOR EACH OF FOUR OF SAID RELAYS RESPECTIVELY CONNECTING THE SECOND END OF EACH OF SAID OPERATING COILS OF SAID FOUR RELAYS TO THE SECOND SIDE OF SAID SOURCE WHEN THE RESPECTIVE SEPARATE CIRCUIT IS COMPLETE, THE FIRST AND SECOND CIRCUIT OF EACH SAID CIRCUIT PAIR BEING CONNECTED RESPECTIVELY TO THE SECOND ENDS OF THE FIRST AND SECOND OF THE OPERATING COILS OF DIFFERENT ONES OF SAID FOUR RELAYS RESPECTIVELY, SAID FIFTH RELAY HAVING THE SECOND END OF EACH OF ITS OPERATING COILS CONNECTED TO SAID SECOND END OF THE CORRESPONDING COIL OF THE THIRD RELAY, SAID SECOND MEANS INCLUDING MEANS FOR CONTROLLING SAID CIRCUITS BY SAID DIGITAL INPUT WITH THE FOUR BITS OF THE BINARY-CODED-DECIMAL DIGITAL INPUT RESPEC-
Claim 2
Dependent Claim
232 words
APPARATUS FOR OPERATING A DECIMAL DISPLAY WITH A BINARY-CODED-DECIMAL DIGITAL INPUT, COMPRISING A SET OF FIVE SINGLE POLE DOUBLE THROW MEMORY TYPE RELAYS EACH HAVING TWO SETS OF CONTACTS AND A PAIR OF OPERATING COILS OPERABLE TO CLOSE THE RELAY IN ONE DIRECTION THROUGH A FIRST OF SAID TWO SETS OF CONTACTS WHEN ONE COIL IS ENERGIZED AND IN A SECOND DIRECTION THROUGH THE SECOND OF SAID TWO SETS OF CONTACTS WHEN THE SECOND COIL IS ENERGIZED, A SOURCE OF ENERGIZING VOLTAGE, FIRST MEANS CONNECTING ONE END OF EACH OF SAID OPERATING COILS OF ALL FIVE RELAYS TOGETHER AND TO ONE SIDE OF SAID SOURCE, SECOND MEANS INCLUDING A PAIR OF SEPARATE CIRCUITS FOR EACH OF FOUR OF SAID RELAYS RESPECTIVELY CONNECTING THE SECOND END OF EACH OF SAID OPERATING COILS OF SAID FOUR RELAYS TO THE SECOND SIDE OF SAID SOURCE WHEN THE RESPECTIVE SEPARATE CIRCUIT IS COMPLETE, THE FIRST AND SECOND CIRCUIT OF EACH SAID CIRCUIT PAIR BEING CONNECTED RESPECTIVELY TO THE SECOND ENDS OF THE FIRST AND SECOND OF THE OPERATING COILS OF DIFFERENT ONES OF SAID FOUR RELAYS RESPECTIVELY, SAID FIFTH RELAY HAVING THE SECOND END OF EACH OF ITS OPERATING COILS CONNECTED TO SAID SECOND END OF THE CORRESPONDING COIL OF THE THIRD RELAY, SAID SECOND MEANS INCLUDING MEANS FOR CONTROLLING SAID CIRCUITS BY SAID DIGITAL INPUT WITH THE FOUR BITS OF THE BINARY-CODED-DECIMAL DIGITAL INPUT RESPEC-
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |