US3096871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centering control
Assignee: Stewart Warner Corp
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Filing: 1960-12-16
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Granted: 1963-07-09
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Expires: 1980-12-16
Abstract
No abstract record available.
Inventors
- 👤 Gilbert G Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/22; B65G47/52; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A DEVICE FOR CENTERING AN OBJECT WITH RESPECT TO AA REFERENCE LINE COMPRISING MEANS FOR MOVING SAID OBJECT AT A PREDETERMINED VELOCITY IN A DIRECTION TOWARDS AND TRANSVERSE TO SAID REFERENCE LINE, A PHOTOCELL AND LIGHT BEAM DEFINING A SECOND REFERENCE LINE PARALLEL TO AND UPSTREAM FROM SAID FIRST REFERENCE LINE, RESISTANCE CAPACITANCE MEANS CHARGEABLE TOWARDS A PREDETERMINED VALUE WHEN THE LEADING EDGE OF SAID OBJECT CROSSES SAID SECOND REFERENCE LINE, SAID RESISTANCE CAPACITANCE MEANS CHARGEABLE AT A PREDETERMINED RATE UNTIL SAID OBJECT PASSES SAID SECOND REFERENCE LINE AND CHARGEABLE AT DOUBLE SAID PREDETERMINED RATE AFTER SAID OBJECT HAS PASSED SAID
Claim 2
Independent Claim
101 words
A DEVICE FOR CENTERING AN OBJECT WITH RESPECT TO AA REFERENCE LINE COMPRISING MEANS FOR MOVING SAID OBJECT AT A PREDETERMINED VELOCITY IN A DIRECTION TOWARDS AND TRANSVERSE TO SAID REFERENCE LINE, A PHOTOCELL AND LIGHT BEAM DEFINING A SECOND REFERENCE LINE PARALLEL TO AND UPSTREAM FROM SAID FIRST REFERENCE LINE, RESISTANCE CAPACITANCE MEANS CHARGEABLE TOWARDS A PREDETERMINED VALUE WHEN THE LEADING EDGE OF SAID OBJECT CROSSES SAID SECOND REFERENCE LINE, SAID RESISTANCE CAPACITANCE MEANS CHARGEABLE AT A PREDETERMINED RATE UNTIL SAID OBJECT PASSES SAID SECOND REFERENCE LINE AND CHARGEABLE AT DOUBLE SAID PREDETERMINED RATE AFTER SAID OBJECT HAS PASSED SAID
References Cited (Backward Citations)
US2941126A
Cited
US2987162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |