US3253605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid logic trigger
Assignee: International Business Machines Corp
•
Filing: 1963-12-18
•
Granted: 1966-05-31
•
Expires: 1983-12-18
Abstract
No abstract record available.
Inventors
- 👤 Harold R Grubb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:15
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; F15C1/10; F15C1/12; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/2147; Y10T137/2229; Y10T137/2256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
SWITCH MEANS COMPRISING, (A) A FIRST SWITCH DEVICE HAVING AN INPUT WITH ON AND OFF SWITCH ELEMENTS OPERABLE TO PROVIDE A CONTROLLED OUTPUT FROM SAID INPUT, (B) A SECOND SWITCH DEVICE HAVING A NORMAL OPERATING POSITION FOR PROVIDING AN OUTPUT SIGNAL FROM AN INPUT SOURCE AND HAVING CONTROL MEANS FOR TERMINATING SAID OUTPUT SIGNAL IN RESPONSE TO A CONTROL SIGNAL, (C) MEANS PROVIDING A GATING SIGNAL, (D) OTHER MEANS PROVIDING A CONTROL SIGNAL, (E) MEANS FOR APPLYING THE CONTROL SIGNAL TO SAID CONTROL MEANS TO PROVIDE A MOMENTARY OUTPUT SIGNAL BY TERMINATING SAID OUTPUT SIGNAL, AND (F) MEANS INCLUDING A LOGIC AND DEVICE JOINTLY RESPONSIVE TO THE GATING SIGNAL, THE CONTROL SIGNAL AND SAID MOMENTARY OUTPUT SIGNAL CONNECTED TO APPLY A SIGNAL TO ONE OF SAID SWITCH ELEMENTS TO CHANGE THE CONDITION OF SAID FIRST SWITCH DEVICE.
Claim 2
Dependent Claim
137 words
SWITCH MEANS COMPRISING, (A) A FIRST SWITCH DEVICE HAVING AN INPUT WITH ON AND OFF SWITCH ELEMENTS OPERABLE TO PROVIDE A CONTROLLED OUTPUT FROM SAID INPUT, (B) A SECOND SWITCH DEVICE HAVING A NORMAL OPERATING POSITION FOR PROVIDING AN OUTPUT SIGNAL FROM AN INPUT SOURCE AND HAVING CONTROL MEANS FOR TERMINATING SAID OUTPUT SIGNAL IN RESPONSE TO A CONTROL SIGNAL, (C) MEANS PROVIDING A GATING SIGNAL, (D) OTHER MEANS PROVIDING A CONTROL SIGNAL, (E) MEANS FOR APPLYING THE CONTROL SIGNAL TO SAID CONTROL MEANS TO PROVIDE A MOMENTARY OUTPUT SIGNAL BY TERMINATING SAID OUTPUT SIGNAL, AND (F) MEANS INCLUDING A LOGIC AND DEVICE JOINTLY RESPONSIVE TO THE GATING SIGNAL, THE CONTROL SIGNAL AND SAID MOMENTARY OUTPUT SIGNAL CONNECTED TO APPLY A SIGNAL TO ONE OF SAID SWITCH ELEMENTS TO CHANGE THE CONDITION OF SAID FIRST SWITCH DEVICE.
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) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |