US3095795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera shutter
Assignee: Barnes Engineering Co
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Filing: 1960-06-08
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Granted: 1963-07-02
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Expires: 1980-06-08
Abstract
No abstract record available.
Inventors
- 👤 Harold W Yates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:04
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A BALLISTIC CAMERA HAVING A RADIANT ENERGY RESPONSIVE SURFACE AND WIDE ANGLE IMAGING OPTICS, THE IMPROVEMENT WHICH COMPRISES (A) AN IRIS TYPE SHUTTER CENTERED ON THE OPTIC AXIS, (B) ELECTRICALLY ACTUATED MEANS FOR PERIODICALLY AND SUBSTANTIALLY INSTANTLY OPENING THE SHUTTER TO A WIDE OPEN POSITION AGAINST THE RESISTANCE OF RAPID SHUTTER CLOSING MEANS INCLUDING A SOLENOID AND A LINKAGE FROM THE SOLENOID TO THE SHUTTER, (C) A STOP ON SAID LINKAGE, RELEASABLE LATCHING MEANS FOR SAID STOP TO HOLD THE SHUTTER PARTLY OPEN, (D) A SOLENOID FOR RELEASING THE LATCH, AND (E) MEANS FOR ADJUSTING THE POSITION OF SAID RELEASABLE LATCHING MEANS TO STOP THE CLOSING OF THE SHUTTER AT A PREDETERMINED APERTURE.
Claim 2
Dependent Claim
114 words
IN A BALLISTIC CAMERA HAVING A RADIANT ENERGY RESPONSIVE SURFACE AND WIDE ANGLE IMAGING OPTICS, THE IMPROVEMENT WHICH COMPRISES (A) AN IRIS TYPE SHUTTER CENTERED ON THE OPTIC AXIS, (B) ELECTRICALLY ACTUATED MEANS FOR PERIODICALLY AND SUBSTANTIALLY INSTANTLY OPENING THE SHUTTER TO A WIDE OPEN POSITION AGAINST THE RESISTANCE OF RAPID SHUTTER CLOSING MEANS INCLUDING A SOLENOID AND A LINKAGE FROM THE SOLENOID TO THE SHUTTER, (C) A STOP ON SAID LINKAGE, RELEASABLE LATCHING MEANS FOR SAID STOP TO HOLD THE SHUTTER PARTLY OPEN, (D) A SOLENOID FOR RELEASING THE LATCH, AND (E) MEANS FOR ADJUSTING THE POSITION OF SAID RELEASABLE LATCHING MEANS TO STOP THE CLOSING OF THE SHUTTER AT A PREDETERMINED APERTURE.
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |