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US3277913A Expired / Lapsed US ⏱️ 0.0 years remaining

Pure fluid apparatus utilizing triggerable flip-flop

Assignee: Unisys Corp
•
Filing: 1963-10-31
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Granted: 1966-10-11
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Expires: 1983-10-31
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Abstract

No abstract record available.

Inventors

  • 👤 Fox Harold Lavar
  • 👤 Sr Gale H Thorne

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 07:07
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; F15C1/10; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/2131; Y10T137/2136; Y10T137/2147; Y10T137/2153; Y10T137/2158

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 203 words
A PURE FLUID LOGIC DEVICE COMPRISING, (A) FIRST AND SECOND BISTABLE FLUID LOGIC ELEMENTS, (B) EACH OF SAID ELEMENTS HAVING A POWER STREAM STREAM SOURCE FOR DEFINING A CONTINUOUS POWER STREAM SOURCE FOR DEFINING A CONTINUOUS POWER STREAM, FIRST AND SECOND CONTROL STREAM INPUT CHANNELS FOR DEFINING FIRST AND SECOND CONTROL POWER FLOWS RESPECTIVELY COOPERATIVE WITH SAID POWER STREAM, FIRST AND SECOND OUTPUT CHANANELS EACH DEFINING A PATH OF FLUID FLOW, AND A CHAMBER FORMED BY THE INTERSECTION OF SAID INPUT AND OUTPUT CHANNELS, WHEREBY SAID POWER STREAM MAY FLOW THROUGH EITHER OF SAID OUTPUT CHANNELS IN THE ABSENCE OF A CONTROL STREAM, (C) AT LEAST A PORTION OF SAID FIRST AND SECOND OUTPUT CHANNELS OF SAID FIRST ELEMENT BEING CONNECTED RESPECTIVELY TO SAID FIRST AND SECOND CONTROL STREAM INPUT CHANNELS OF SAID SECOND ELEMENT, AND (D) FIRST AND SECOND FEEDBACK CHANNELS CONNECTED IN OPPOSITE SENSE FROM SAID FIRST AND SECOND OUTPUT CHANNELS OF SAID SECOND ELEMENT TO SAID FIRST AND SECOND CONTROL STREAM INPUT CHANNELS OF SAID FIRST ELEMENT, RESPECTIVELY, IN A MANNER TO TEND TO CAUSE SAID POWER STREAM OF SAID FIRST ELEMENT TO BE DEFLECTED TOWARDS THE OUTPUT CHANNEL OF SAID FIRST ELEMENT THROUGH WHICH THE LEAST FLUID IS FLOWING.
Claim 2
Dependent Claim 203 words
A PURE FLUID LOGIC DEVICE COMPRISING, (A) FIRST AND SECOND BISTABLE FLUID LOGIC ELEMENTS, (B) EACH OF SAID ELEMENTS HAVING A POWER STREAM STREAM SOURCE FOR DEFINING A CONTINUOUS POWER STREAM SOURCE FOR DEFINING A CONTINUOUS POWER STREAM, FIRST AND SECOND CONTROL STREAM INPUT CHANNELS FOR DEFINING FIRST AND SECOND CONTROL POWER FLOWS RESPECTIVELY COOPERATIVE WITH SAID POWER STREAM, FIRST AND SECOND OUTPUT CHANANELS EACH DEFINING A PATH OF FLUID FLOW, AND A CHAMBER FORMED BY THE INTERSECTION OF SAID INPUT AND OUTPUT CHANNELS, WHEREBY SAID POWER STREAM MAY FLOW THROUGH EITHER OF SAID OUTPUT CHANNELS IN THE ABSENCE OF A CONTROL STREAM, (C) AT LEAST A PORTION OF SAID FIRST AND SECOND OUTPUT CHANNELS OF SAID FIRST ELEMENT BEING CONNECTED RESPECTIVELY TO SAID FIRST AND SECOND CONTROL STREAM INPUT CHANNELS OF SAID SECOND ELEMENT, AND (D) FIRST AND SECOND FEEDBACK CHANNELS CONNECTED IN OPPOSITE SENSE FROM SAID FIRST AND SECOND OUTPUT CHANNELS OF SAID SECOND ELEMENT TO SAID FIRST AND SECOND CONTROL STREAM INPUT CHANNELS OF SAID FIRST ELEMENT, RESPECTIVELY, IN A MANNER TO TEND TO CAUSE SAID POWER STREAM OF SAID FIRST ELEMENT TO BE DEFLECTED TOWARDS THE OUTPUT CHANNEL OF SAID FIRST ELEMENT THROUGH WHICH THE LEAST FLUID IS FLOWING.

References Cited (Backward Citations)

US3124999A Cited
FR1278781A Cited
US3093306A Cited
US3098504A Cited
US3223101A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-10 1970-04-11 1970-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-10 1974-04-11 1974-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-10 1978-04-11 1978-10-11 $7700.00 Window Closed / Lapsed

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