Patent US3147622A successfully refreshed from Google Patents.
US3147622A
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Force balance indicating device
Assignee: Unisys Corp
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Filing: 1961-03-09
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Granted: 1964-09-08
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Expires: 1981-03-09
Abstract
No abstract record available.
Inventors
- 👤 John D Weir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:57
CPC Classifications
G; G01; G01L; G01L11/00; G01L11/004; G01L11/008; G01L7/00; G01L7/02; G01L7/10; G01L7/12; G01L7/14; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/13; G01P3/00; G01P3/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN IMPROVED FORCE BALANCE TYPE INDICATING INSTRUMENT COMPRISING A LINK CONSTRAINED TO MOVEMENT IN A GIVEN DIRECTION, A DETECTOR RESPONSIVE TO AN INPUT QUANTITY FOR PRODUCING A PROPORTIONAL FORCE UPON SAID LINK IN SAID GIVEN DIRECTION, A PLURALITY OF MOVABLE ELEMENTS, MEANS FOR INDEPENDENTLY EFFECTING MOVEMENTS OF SAID ELEMENTS IN RESPONSE TO VARIOUS CONDITIONS INCLUDING MOVEMENTS OF SAID LINK, INDIVIDUAL RESILIENT MEANS FOR CONVERTING THE MOVEMENTS OF SAID ELEMENTS INTO PROPORTIONAL FORCES OPPOSITE TO SAID GIVEN DIRECTION, EACH OF SAID RESILIENT MEANS BEING INDIVIDUALLY CONNECTED TO SAID LINK AND HAVING COOPERATIVE RESILIENT CHARACTERISTICS FOR PROVIDING AN EXTENDED RANGE OF ACCURATE OPERATION OF SAID INSTRUMENT, AND MEANS FOR INDICATING THE EXTENT OF MOVEMENT OF THE ELEMENTS WHICH ARE OPERATED IN RESPONSE TO MOVEMENTS OF SAID LINK.
Claim 2
Dependent Claim
125 words
AN IMPROVED FORCE BALANCE TYPE INDICATING INSTRUMENT COMPRISING A LINK CONSTRAINED TO MOVEMENT IN A GIVEN DIRECTION, A DETECTOR RESPONSIVE TO AN INPUT QUANTITY FOR PRODUCING A PROPORTIONAL FORCE UPON SAID LINK IN SAID GIVEN DIRECTION, A PLURALITY OF MOVABLE ELEMENTS, MEANS FOR INDEPENDENTLY EFFECTING MOVEMENTS OF SAID ELEMENTS IN RESPONSE TO VARIOUS CONDITIONS INCLUDING MOVEMENTS OF SAID LINK, INDIVIDUAL RESILIENT MEANS FOR CONVERTING THE MOVEMENTS OF SAID ELEMENTS INTO PROPORTIONAL FORCES OPPOSITE TO SAID GIVEN DIRECTION, EACH OF SAID RESILIENT MEANS BEING INDIVIDUALLY CONNECTED TO SAID LINK AND HAVING COOPERATIVE RESILIENT CHARACTERISTICS FOR PROVIDING AN EXTENDED RANGE OF ACCURATE OPERATION OF SAID INSTRUMENT, AND MEANS FOR INDICATING THE EXTENT OF MOVEMENT OF THE ELEMENTS WHICH ARE OPERATED IN RESPONSE TO MOVEMENTS OF SAID LINK.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |