US3091696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collimator
Assignee: HOWDON VIDEX PRODUCTS CORP
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Filing: 1960-05-17
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Granted: 1963-05-28
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Expires: 1980-05-17
Abstract
No abstract record available.
Inventors
- 👤 Leonard F Peyser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:56
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/02; G21K1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN X-RAY COLLIMATOR COMPRISING A HOUSING, TWO PAIRS OF COLLIMATOR BARS, A PLURALITY OF APERTURE PLATES CARRIED BY EACH SAID BAR AND SPACED THEREALONG, AND MEANS MOUNTING THE SAID PAIRS OF BARS IN THE HOUSING FOR MOVEMENT IN TWO AXIAL PLANES AT RIGHT ANGLES TO EACH OTHER, WHEREBY EACH SAID PAIR OF BARS ADJUSTABLY DEFINES THE OPPOSITE SIDES OF A RECTANGUALR RADIATION BEAM, THE SAID MOUNTING MEANS FOR A BAR COMPRISING A LINKAGE SUPPORTING THE SAID BAR FOR SWINGING MOVEMENT ABOUT A CENTER LOCATED ON THE COLLIMATOR AXIS AND ABOVE THE COLLIMATOR HOUSING, AND IN WHICH THE SAID LINKAGE COMPRISES AN ARM PIVOTALLY SUPPORTED FROM THE HOUSING AT ONE END AD PIVOTALLY SUPPORTING THE BAR AT ITS OTHER END, AND CAM MEANS FOR SWINGING THE BAR ABOUT ITS AXIS PIVOTAL ATTACHMENT TO THE SAID ARM IN PREDETERMINED ANGULAR RELATIONSHIP THERETO.
Claim 2
Dependent Claim
140 words
AN X-RAY COLLIMATOR COMPRISING A HOUSING, TWO PAIRS OF COLLIMATOR BARS, A PLURALITY OF APERTURE PLATES CARRIED BY EACH SAID BAR AND SPACED THEREALONG, AND MEANS MOUNTING THE SAID PAIRS OF BARS IN THE HOUSING FOR MOVEMENT IN TWO AXIAL PLANES AT RIGHT ANGLES TO EACH OTHER, WHEREBY EACH SAID PAIR OF BARS ADJUSTABLY DEFINES THE OPPOSITE SIDES OF A RECTANGUALR RADIATION BEAM, THE SAID MOUNTING MEANS FOR A BAR COMPRISING A LINKAGE SUPPORTING THE SAID BAR FOR SWINGING MOVEMENT ABOUT A CENTER LOCATED ON THE COLLIMATOR AXIS AND ABOVE THE COLLIMATOR HOUSING, AND IN WHICH THE SAID LINKAGE COMPRISES AN ARM PIVOTALLY SUPPORTED FROM THE HOUSING AT ONE END AD PIVOTALLY SUPPORTING THE BAR AT ITS OTHER END, AND CAM MEANS FOR SWINGING THE BAR ABOUT ITS AXIS PIVOTAL ATTACHMENT TO THE SAID ARM IN PREDETERMINED ANGULAR RELATIONSHIP THERETO.
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |