US3251285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manually powered drive for zoom lens
Assignee: Bell and Howell Co
•
Filing: 1963-11-27
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Granted: 1966-05-17
•
Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Philip E Uterhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:29
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/02; G03B17/12; G03B17/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A CAMERA INCLUDING A HOUSING HAVING A FRONT WALL, A ZOOM LENS PROJECTING THROUGH THE FRONT WALL AND INCLUDING A ROTATABLE ZOOMING SLEEVE MEMBER INCLUDING AN EXTERNAL GEAR, GEAR MEANS MOUNTED ALONG THE FRONT OF SAID FRONT WALL FOR MESHING WITH THE DRIVING SAID EXTERNAL GEAR, A HAND GRIP ADATPED TO BE HELD BY ALL BUT ONE FINGER ON A USER''S HAND AND A PIVOTABLE, MANUALLY OPERABLE MEANS COUPLED WITH SAID GEAR MEANS ADAPTED TO ENGAGED BY SAID ONE FINGER FOR DRIVING THE SAME TO DRIVE SAID ZOOMING SLEEVE ROTATABLY FOR EFFECTING ZOOMING ADJUSTMENTS OF THE LENS.
Claim 2
Dependent Claim
97 words
A CAMERA INCLUDING A HOUSING HAVING A FRONT WALL, A ZOOM LENS PROJECTING THROUGH THE FRONT WALL AND INCLUDING A ROTATABLE ZOOMING SLEEVE MEMBER INCLUDING AN EXTERNAL GEAR, GEAR MEANS MOUNTED ALONG THE FRONT OF SAID FRONT WALL FOR MESHING WITH THE DRIVING SAID EXTERNAL GEAR, A HAND GRIP ADATPED TO BE HELD BY ALL BUT ONE FINGER ON A USER''S HAND AND A PIVOTABLE, MANUALLY OPERABLE MEANS COUPLED WITH SAID GEAR MEANS ADAPTED TO ENGAGED BY SAID ONE FINGER FOR DRIVING THE SAME TO DRIVE SAID ZOOMING SLEEVE ROTATABLY FOR EFFECTING ZOOMING ADJUSTMENTS OF THE LENS.
References Cited (Backward Citations)
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Cited
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Cited
US2945419A
Cited
US2957365A
Cited
US2995061A
Cited
US3002422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |