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US3137769A Expired / Lapsed US ⏱️ 0.0 years remaining

Reflex sighting

Assignee: Barnes Engineering Co
•
Filing: 1961-01-24
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Granted: 1964-06-16
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Expires: 1981-01-24
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Abstract

No abstract record available.

Inventors

  • 👤 Harold W Yates
  • 👤 William A Parrilla

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 07:16
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/18; G; G02; G02B; G02B27/00; G02B27/01; G02B27/0101; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425; G02B2027/0118; G02B2027/0138; G02B2027/014; G02B27/0179; G02B2027/0187

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 213 words
A MULTIPLE AIMING COMPONENT SIGHTING DEVICE FOR INDEPENDENT SIGHTING AND TRACKING OF SEPARATE TARGETS COMPRISING, (A) A MAIN AIMABLE SIGHTING MEANS COMPRISING A REFLEX SIGHT, (B) AT LEAST ONE ADDITIONAL SEPARATELY AIMABLE SIGHTING MEANS, (C) A CATHODE RAY OSCILLOSCOPE, FIXED IN RELATIONSHIP WITH THE REFLEX SIGHT, AND HAVING MEANS FOR INJECTING TWO SINE WAVES OF EQUAL AMPLITUDE AND 90* OUT OF PHASE TO THE PAIRS OF DEFLECTION PLATES THEREOF, WHEREBY A CIRCLE OF PREDETERMINED RADIUS IS PRODUCED ON THE CATHODE RAY TUBE FACE, (D) IMAGING MEANS COMPRISING A SUBSTANTIALLY PLANOCONVEX ELEMENT LOCATED SO CLOSELY TO THE FACE OF THE CATHODE RAY TUBE THAT ITS PLANE SURFACE IS OPTICALLY COPLANAR WITH THE PHOSPHOR OF THE TUBE, (E) AIMING INDICIA ON THE SAID PLANE SURFACE AND MEANS FOR EDGE ILLUMINATION OF SAID INDICIA IN A COLOR CONTRASTING WITH THAT OF THE PHOSPHOR OF THE CATHODE RAY TUBE, (F) SAID IMAGING MEANS IMAGING BOTH THE FACE OF THE CATHODE RAY TUBE AND THE SAID AIMING INDICIA ONTO THE REFLEX SIGHT AT INFINITY FOCUS, AND (G) CONTROL MEANS FOR LOCATING THE POSITION OF THE CIRCLE ON THE CATHODE RAY TUBE, SAID CONTROL MEANS ACTUATED BY THE ADDITIONAL SIGHTING MEANS, WHEREBY THE POSITION OF THE CIRCLE CORRESPONDS TO THE AIMING POSITION OF THE ADDITIONAL SEPARATELY AIMABLE SIGHTING MEANS.
Claim 2
Dependent Claim 213 words
A MULTIPLE AIMING COMPONENT SIGHTING DEVICE FOR INDEPENDENT SIGHTING AND TRACKING OF SEPARATE TARGETS COMPRISING, (A) A MAIN AIMABLE SIGHTING MEANS COMPRISING A REFLEX SIGHT, (B) AT LEAST ONE ADDITIONAL SEPARATELY AIMABLE SIGHTING MEANS, (C) A CATHODE RAY OSCILLOSCOPE, FIXED IN RELATIONSHIP WITH THE REFLEX SIGHT, AND HAVING MEANS FOR INJECTING TWO SINE WAVES OF EQUAL AMPLITUDE AND 90* OUT OF PHASE TO THE PAIRS OF DEFLECTION PLATES THEREOF, WHEREBY A CIRCLE OF PREDETERMINED RADIUS IS PRODUCED ON THE CATHODE RAY TUBE FACE, (D) IMAGING MEANS COMPRISING A SUBSTANTIALLY PLANOCONVEX ELEMENT LOCATED SO CLOSELY TO THE FACE OF THE CATHODE RAY TUBE THAT ITS PLANE SURFACE IS OPTICALLY COPLANAR WITH THE PHOSPHOR OF THE TUBE, (E) AIMING INDICIA ON THE SAID PLANE SURFACE AND MEANS FOR EDGE ILLUMINATION OF SAID INDICIA IN A COLOR CONTRASTING WITH THAT OF THE PHOSPHOR OF THE CATHODE RAY TUBE, (F) SAID IMAGING MEANS IMAGING BOTH THE FACE OF THE CATHODE RAY TUBE AND THE SAID AIMING INDICIA ONTO THE REFLEX SIGHT AT INFINITY FOCUS, AND (G) CONTROL MEANS FOR LOCATING THE POSITION OF THE CIRCLE ON THE CATHODE RAY TUBE, SAID CONTROL MEANS ACTUATED BY THE ADDITIONAL SIGHTING MEANS, WHEREBY THE POSITION OF THE CIRCLE CORRESPONDS TO THE AIMING POSITION OF THE ADDITIONAL SEPARATELY AIMABLE SIGHTING MEANS.

References Cited (Backward Citations)

US2753760A Cited
US2887927A Cited
US2954427A Cited
US2930894A Cited
US2817994A Cited
US2950340A Cited
US2937559A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-06-16 1967-12-16 1968-06-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-06-16 1971-12-16 1972-06-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-06-16 1975-12-16 1976-06-16 $7700.00 Window Closed / Lapsed

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