Patent US3891785A successfully refreshed from Google Patents.
US3206748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle speed recording apparatus
Assignee: Individual
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Filing: 1962-12-27
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Granted: 1965-09-14
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Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Miller Robert William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:41
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/01; G08G1/052; G08G1/054; G01; G01S; G01S13/00; G01S13/88; G01S13/91; G01S13/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A VEHICLE SPEED RECORDING APPARTUS COMPRISING A DOPPLER EFFECT RADAR SPEED DETECTING SYSTEM INCLUDING A FREQUENCY MIEASURING DEVICE WHOSE TIME CONSTANT IS OF THE SAME ORDER OF A MAGNITUDE AS THE PERIOD OF THE DOPPLER SIGNAL OF MINIMUM FREQUENCY TO WHICH THE SYSTEM IS TO RESPOND, AND MEANS ACTUATED BY SAID SYSTEM FOR VISUALLY INDICATING SAID MILES PER HOUR, A CAMERA HAVING AUTOMATIC FILM ADVANCE AND SHUTTER CONTROLLING MECHANISM, MEANS IN SAID CAMERA FOCUSING THE SAID MEANS FOR VISUALLY INDICATING SAID MILES PER HOUR ON A PORTION OF THE FILM IN SAID CAMERA AND A RELAY OPERATED MECHANISM FOR ACTUATIN THE SHUTTER OF SAID CAMERA AND ADVANCING SAID FILM IN SAID CAMERA RESPONSIVE IN OPERATION TO SAID FREQUENCY MEASURING DEVICE, AND SECONDARY MEANS IN SAID CAMERA FOR ACTUATING SAID MEANS FOR VISUALLY INDICATING MILES PER HOUR, SAID SECONDARY MEANS COMPRISING A SPEEDOMETER, A RADIO FREQUENCY TRANSMITTER RESPONSIVE IN OPERATION TO SAID FREQUENCY MEASURING DEVICE, A SEPARATE RADIO FREQWUENCY RECEIVER AND A SOURCE OF ILLUMINATION CONTROLLED BY SAID RECEIVER, SAID SOURCE OF ILLUMINATION RESPONSIVE IN OPERATION TO SAID RADIO FREQUENCY RECEIVER.
Claim 2
Dependent Claim
180 words
A VEHICLE SPEED RECORDING APPARTUS COMPRISING A DOPPLER EFFECT RADAR SPEED DETECTING SYSTEM INCLUDING A FREQUENCY MIEASURING DEVICE WHOSE TIME CONSTANT IS OF THE SAME ORDER OF A MAGNITUDE AS THE PERIOD OF THE DOPPLER SIGNAL OF MINIMUM FREQUENCY TO WHICH THE SYSTEM IS TO RESPOND, AND MEANS ACTUATED BY SAID SYSTEM FOR VISUALLY INDICATING SAID MILES PER HOUR, A CAMERA HAVING AUTOMATIC FILM ADVANCE AND SHUTTER CONTROLLING MECHANISM, MEANS IN SAID CAMERA FOCUSING THE SAID MEANS FOR VISUALLY INDICATING SAID MILES PER HOUR ON A PORTION OF THE FILM IN SAID CAMERA AND A RELAY OPERATED MECHANISM FOR ACTUATIN THE SHUTTER OF SAID CAMERA AND ADVANCING SAID FILM IN SAID CAMERA RESPONSIVE IN OPERATION TO SAID FREQUENCY MEASURING DEVICE, AND SECONDARY MEANS IN SAID CAMERA FOR ACTUATING SAID MEANS FOR VISUALLY INDICATING MILES PER HOUR, SAID SECONDARY MEANS COMPRISING A SPEEDOMETER, A RADIO FREQUENCY TRANSMITTER RESPONSIVE IN OPERATION TO SAID FREQUENCY MEASURING DEVICE, A SEPARATE RADIO FREQWUENCY RECEIVER AND A SOURCE OF ILLUMINATION CONTROLLED BY SAID RECEIVER, SAID SOURCE OF ILLUMINATION RESPONSIVE IN OPERATION TO SAID RADIO FREQUENCY RECEIVER.
References Cited (Backward Citations)
US2683071A
Cited
US2785395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |