Patent US3157177A successfully refreshed from Google Patents.
US3157177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Systolic diastolic blood pressure follower
Assignee: Dynamics Corp of America
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Filing: 1963-02-07
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Granted: 1964-11-17
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Expires: 1983-02-07
Abstract
No abstract record available.
Inventors
- 👤 Smith Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:35
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/022; A61B5/02208; A61B5/02141; A61B5/0225; A61B7/00; A61B7/02; A61B7/04; A61B7/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
327 words
A SYSTOLIC-DIASTOLIC BLOOD PRESSURE SYSTEM COMPRISING A DIGITAL TRANSDUCER, A FIRST INFLATABLE CUFF SURROUNDING SAID DIGITAL TRANSDUCER, A BRACHIAL TRANSDUCER, A SECOND INFLATABLE CUFF SURROUNDING SAID BRACHIAL TRANSDUCER, A PNEUMATIC PRESSURE SUPPLY, A FIRST CONDUIT CONNECTED BETWEEN SAID FIRST CUFF AND SAID PNEUMATIC PRESSURE SUPPLY, A FIRST TWO POSITION SOLENOID VALVE IN SAID FIRST CONDUIT, SAID VALVE SUPPLYING PRESSURE TO SAID FIRST CUFF WHEN ACTUATED AND VENTING SAID FIRST CUFF TO ATMOSPHERE WHEN NONACTUATED, A SECOND TWO-POSITION SOLENOID VALVE IN SAID FIRST CONDUIT BETWEEN SAID FIRST VALVE AND SAID FIRST CUFF, A SECOND CONDUIT CONNECTED BETWEEN SAID SECOND VALVE AND SAID SECOND CUFF, SAID SECOND VALVE SUPPLYING PNEUMATIC PRESSURE TO SAID SECOND CUFF WHEN ACTUATED AND TO SAID FIRST CUFF WHEN NONACTUATED, FIRST ELECTROMECHANICAL CONTROL MEANS COUPLED BETWEEN SAID FIRST TRANSDUCER AND SAID FIRST VALVE FOR ACUTATING SAID FIRST VALVE IN RESPONSE TO SIGNAL OUTPUTS FROM SAID FIRST TRANSDUCER, SECOND ELECTROMECHANICAL CONTROL MEANS FOR ACTUATING SAID SECOND VALVE AT PREDETERMINED INTERVALS, A THIRD CONDUIT INTERCONNECTING SAID SECOND CUFF AND SAID PRESSURE SUPPLY, A THIRD TWO-POSITION SOLENOID VALVE IN SAID THIRD CONDUIT, SAID THIRD VALVE INFLATING SAID SECOND CUFF WHEN IN ITS ACTUATED POSITION, MEANS COUPLING SAID THIRD VALVE TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR CONTROL THEREOF, SAID SECOND ELECTROMECHANICAL CONTROL MEANS INCLUDING A TIMER FOR TEMPORARILY ACTUATING SAID SECOND AND THIRD VALVES SUBSTANTIALLY SIMULTANEOUSLY, A PRESSURE SWITCH MEANS CONNECTED IN SAID THIRD CONDUIT AND COUPLED TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR DEACTUATING SAID THIRD VALVE WHEN THE PRESSURE IN SAID SECOND CUFF REACHES A PREDETERMINED AMOUNT, MEANS COUPLING SAID SECOND TRANSDUCER TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR MAINTAINING SAID SECOND VALVE IN ITS ACTUATED POSITION DURING THE PERIOD OF SIGNAL OUTPUTS FROM SAID SECOND TRANSDUCER INDEPENDENT OF SAID TIMER, SAID SECOND VALVE RETURNING TO ITS NONACTUATED POSITION AT THE CESSATION OF SIGNALS FROM SAID SECOND TRANSDUCER, MEANS FOR DETECTING THE PRESSURE IN SAID CUFFS, AND MEANS FOR INDICATING THE SIGNAL OUTPUTS OF SAID TRANSDUCERS.
Claim 2
Dependent Claim
327 words
A SYSTOLIC-DIASTOLIC BLOOD PRESSURE SYSTEM COMPRISING A DIGITAL TRANSDUCER, A FIRST INFLATABLE CUFF SURROUNDING SAID DIGITAL TRANSDUCER, A BRACHIAL TRANSDUCER, A SECOND INFLATABLE CUFF SURROUNDING SAID BRACHIAL TRANSDUCER, A PNEUMATIC PRESSURE SUPPLY, A FIRST CONDUIT CONNECTED BETWEEN SAID FIRST CUFF AND SAID PNEUMATIC PRESSURE SUPPLY, A FIRST TWO POSITION SOLENOID VALVE IN SAID FIRST CONDUIT, SAID VALVE SUPPLYING PRESSURE TO SAID FIRST CUFF WHEN ACTUATED AND VENTING SAID FIRST CUFF TO ATMOSPHERE WHEN NONACTUATED, A SECOND TWO-POSITION SOLENOID VALVE IN SAID FIRST CONDUIT BETWEEN SAID FIRST VALVE AND SAID FIRST CUFF, A SECOND CONDUIT CONNECTED BETWEEN SAID SECOND VALVE AND SAID SECOND CUFF, SAID SECOND VALVE SUPPLYING PNEUMATIC PRESSURE TO SAID SECOND CUFF WHEN ACTUATED AND TO SAID FIRST CUFF WHEN NONACTUATED, FIRST ELECTROMECHANICAL CONTROL MEANS COUPLED BETWEEN SAID FIRST TRANSDUCER AND SAID FIRST VALVE FOR ACUTATING SAID FIRST VALVE IN RESPONSE TO SIGNAL OUTPUTS FROM SAID FIRST TRANSDUCER, SECOND ELECTROMECHANICAL CONTROL MEANS FOR ACTUATING SAID SECOND VALVE AT PREDETERMINED INTERVALS, A THIRD CONDUIT INTERCONNECTING SAID SECOND CUFF AND SAID PRESSURE SUPPLY, A THIRD TWO-POSITION SOLENOID VALVE IN SAID THIRD CONDUIT, SAID THIRD VALVE INFLATING SAID SECOND CUFF WHEN IN ITS ACTUATED POSITION, MEANS COUPLING SAID THIRD VALVE TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR CONTROL THEREOF, SAID SECOND ELECTROMECHANICAL CONTROL MEANS INCLUDING A TIMER FOR TEMPORARILY ACTUATING SAID SECOND AND THIRD VALVES SUBSTANTIALLY SIMULTANEOUSLY, A PRESSURE SWITCH MEANS CONNECTED IN SAID THIRD CONDUIT AND COUPLED TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR DEACTUATING SAID THIRD VALVE WHEN THE PRESSURE IN SAID SECOND CUFF REACHES A PREDETERMINED AMOUNT, MEANS COUPLING SAID SECOND TRANSDUCER TO SAID SECOND ELECTROMECHANICAL CONTROL MEANS FOR MAINTAINING SAID SECOND VALVE IN ITS ACTUATED POSITION DURING THE PERIOD OF SIGNAL OUTPUTS FROM SAID SECOND TRANSDUCER INDEPENDENT OF SAID TIMER, SAID SECOND VALVE RETURNING TO ITS NONACTUATED POSITION AT THE CESSATION OF SIGNALS FROM SAID SECOND TRANSDUCER, MEANS FOR DETECTING THE PRESSURE IN SAID CUFFS, AND MEANS FOR INDICATING THE SIGNAL OUTPUTS OF SAID TRANSDUCERS.
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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |