US3280698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating spotter for plotting projectors
Assignee: Ling Temco Vought Inc
•
Filing: 1964-08-28
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Granted: 1966-10-25
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Expires: 1984-08-28
Abstract
No abstract record available.
Inventors
- 👤 Richard R Councilman
- 👤 Armond J Soucy
- 👤 Walter E Thiele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:18
CPC Classifications
G; G03; G03B; G03B21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A PROJECTOR HAVING A STATIONARY FRAME, A FOLLOWER FRAME, AND MEANS FOR CONTROLLING THE POSITION OF SAID FOLLOWER FRAME IN ACCORDANCE WITH SIGNALS CORRESPONDING TO COORDINATES, A SPOTTING DISC HAVING DIFFERENT MARKING IMAGES THROUGH ITS FACE, SAID SPOTTING DISC BEING ROTATABLY MOUNTED ON SAID FOLLOWER FRAME, A PARALLEL-CRANK FOUR-BAR LINKAGE HAVING AN INPUT END PIVOTALLY JOINED TO SAID STATIONARY FRAME, AN OUTPUT END FIXEDLY JOINED TO SAID FOLLOWER FRAME, A ROTATABLE INPUT, AND A ROTATABLE OUPUT, SAID ROTATABLE OUTPUT BEING COUPLED TO SAID ROTATABLE INPUT, ROTATIVE POSITIONING MEANS COUPLED TO SAID ROTATABLE INPUT OF SAID LINKAGE, AND MEANS FOR ROTATABLY COUPLING SAID ROTATABLE OUTPUT OF SAID LINKAGE TO SAID SPOTTING DISC.
Claim 2
Dependent Claim
112 words
IN A PROJECTOR HAVING A STATIONARY FRAME, A FOLLOWER FRAME, AND MEANS FOR CONTROLLING THE POSITION OF SAID FOLLOWER FRAME IN ACCORDANCE WITH SIGNALS CORRESPONDING TO COORDINATES, A SPOTTING DISC HAVING DIFFERENT MARKING IMAGES THROUGH ITS FACE, SAID SPOTTING DISC BEING ROTATABLY MOUNTED ON SAID FOLLOWER FRAME, A PARALLEL-CRANK FOUR-BAR LINKAGE HAVING AN INPUT END PIVOTALLY JOINED TO SAID STATIONARY FRAME, AN OUTPUT END FIXEDLY JOINED TO SAID FOLLOWER FRAME, A ROTATABLE INPUT, AND A ROTATABLE OUPUT, SAID ROTATABLE OUTPUT BEING COUPLED TO SAID ROTATABLE INPUT, ROTATIVE POSITIONING MEANS COUPLED TO SAID ROTATABLE INPUT OF SAID LINKAGE, AND MEANS FOR ROTATABLY COUPLING SAID ROTATABLE OUTPUT OF SAID LINKAGE TO SAID SPOTTING DISC.
References Cited (Backward Citations)
US2421077A
Cited
US2584267A
Cited
US2859659A
Cited
US3132558A
Cited
US3160462A
Cited
US3195402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |