US3240954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse gate
Assignee: Individual
•
Filing: 1962-12-20
•
Granted: 1966-03-15
•
Expires: 1982-12-20
Abstract
No abstract record available.
Inventors
- 👤 Bernard T Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:23
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/08; H03K19/082; H03K19/084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A PULSE CIRCUIT COMPRISING: (A) A SOURCE OF ELECTRICAL POWER; (B) INPUT SIGNAL MEANS; (C) A FIRST TRANSISTOR HAVING A COLLECTOR TERMINAL CONNECTED TO SAID SOURCE OF POWER, A BASE TERMINAL CONNECTED TO BE DRIVEN BY SAID INPUT SIGNAL MEANS, AND AN EMITTER TERMINAL; (D) A SECOND TRANSISTOR HAVING A BASE TERMINAL CONNECTED TO THE EMITTER TERMINAL OF THE FIRST TRANSISTOR, AN EMITTER TERMINAL CONNECTED TO A COMMON TERMINAL OF SAID SOURCE OF POWER, AND A COLLECTOR TERMINAL; (E) A DIODE CONNECTED BETWEEN THE BASE TERMINAL OF THE FIRST TRANSISTOR AND THE COLLECTOR TERMINAL OF THE SECOND TRANSISTOR TO CONDUCT CURRENT ONLY WHEN THE COLLECTOR POTENTIAL IS LOWER THAN THE INPUT SIGNAL POTENTIAL SHUNTING A PORTION OF INPUT SIGNAL FROM THE FIRST TRANSISTOR TO LOWER THE OPERATING LEVEL OF THE CIRCUIT WHEN A PREDETERMINED RANGE IS EXCEEDED, AN OUTPUT LOAD, AND A DIODE HAVING A FIRST TERMINAL CONNECTED TO THE COLLECTOR OF SAID SECOND TRANSISTOR AND A SECOND TERMINAL CONNECTED TO SAID SOURCE OF POWER AND THE OUTPUT LOAD TO LOWER THE COLLECTOR OF THE SECOND TRANSISTOR IS HIGHER THAN AT SAID LOAD.
Claim 2
Dependent Claim
183 words
A PULSE CIRCUIT COMPRISING: (A) A SOURCE OF ELECTRICAL POWER; (B) INPUT SIGNAL MEANS; (C) A FIRST TRANSISTOR HAVING A COLLECTOR TERMINAL CONNECTED TO SAID SOURCE OF POWER, A BASE TERMINAL CONNECTED TO BE DRIVEN BY SAID INPUT SIGNAL MEANS, AND AN EMITTER TERMINAL; (D) A SECOND TRANSISTOR HAVING A BASE TERMINAL CONNECTED TO THE EMITTER TERMINAL OF THE FIRST TRANSISTOR, AN EMITTER TERMINAL CONNECTED TO A COMMON TERMINAL OF SAID SOURCE OF POWER, AND A COLLECTOR TERMINAL; (E) A DIODE CONNECTED BETWEEN THE BASE TERMINAL OF THE FIRST TRANSISTOR AND THE COLLECTOR TERMINAL OF THE SECOND TRANSISTOR TO CONDUCT CURRENT ONLY WHEN THE COLLECTOR POTENTIAL IS LOWER THAN THE INPUT SIGNAL POTENTIAL SHUNTING A PORTION OF INPUT SIGNAL FROM THE FIRST TRANSISTOR TO LOWER THE OPERATING LEVEL OF THE CIRCUIT WHEN A PREDETERMINED RANGE IS EXCEEDED, AN OUTPUT LOAD, AND A DIODE HAVING A FIRST TERMINAL CONNECTED TO THE COLLECTOR OF SAID SECOND TRANSISTOR AND A SECOND TERMINAL CONNECTED TO SAID SOURCE OF POWER AND THE OUTPUT LOAD TO LOWER THE COLLECTOR OF THE SECOND TRANSISTOR IS HIGHER THAN AT SAID LOAD.
References Cited (Backward Citations)
US2935626A
Cited
US3092729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |