US3333464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal transducing cell
Assignee: Statham Instruments Inc
•
Filing: 1964-11-30
•
Granted: 1967-08-01
•
Expires: 1984-11-30
Abstract
No abstract record available.
Inventors
- 👤 Louis D Statham
- 👤 Walter H Eisele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:44
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0041; G01L9/0051; G01L9/006; G01L9/0061; G01G; G01G3/00; G01G3/12; G01G3/14; G01G3/1402; G01G3/1404; G01L1/00; G01L1/20; G01L1/22; G01L1/2206; G01L1/2212
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
291 words
AN ELECTRICAL STRAIN WIRE TRANSDUCER COMPRISING A FRAME, AN ARMATURE, FLEXURAL MEANS CONNECTED TO SAID FRAME FOR MOUNTING SAID ARMATURE, FORCE TRANSMITTING MEANS CONNECTED TO SAID ARMATURE, TUBULAR CASE FOR SAID TRANSDUCER CONNECTED TO SAID FRAME, AN AXIAL BORE IN SAID FRAME, SAID ARMATURE MOUNTED ON SAID FLEXURE FOR IN-LINE MOTION IN SAID AXIAL BORE, A PAIR OF AXIALLY ALIGNED TRANSVERSE BORES IN SAID FRAME, AN INSULATING PIN MOUNTED IN SAID ARMATURE AND EXTENDING THROUGH SAID TRANSVERSE BORES AND TERMINATING EXTERNALLY OF SAID FRAME, A SECOND PAIR OF TRANSVERSE BORES IN SAID FRAME AND A BORE IN SAID ARMATURE ADAPTED TO BE AXIALLY ALIGNED WITH EACH OF SAID SECOND PAIR OF TRANSVERSE BORES, TWO PAIRS OF FLAT SPRING MEMBERS MOUNTED ON SAID FRAME, COPLANAR WITH EACH OTHER AND INSULATED FROM EACH OTHER AND SAID FRAME AND SPACED FROM SAID INSULATING PIN, TWO OF SAID SPRINGS EXTENDING EXTERNALLY OF SAID FRAME ON ONE SIDE OF SAID FRAME AND TWO OF SAID SPRINGS EXTENDING EXTERNALLY OF SAID FRAME ON THE OPPOSITE SIDE OF SAID FRAME, TWO INSULATED TERMINAL PINS MOUNTED ON SAID FRAME ADJACENT SAID FIRST MENTIONED INSULATING PIN ON ONE SIDE OF SAID FRAME AND TWO INSULATED TERMINAL PINS MOUNTED ON THE OTHER SIDE OF SAID FRAME ADJACENT SAID FIRST MENTIONED INSULATING PIN, ELECTRICALLY STRAIN SENSITIVE RESISTANCE WIRES EXTENDING IN TENSION ON OPPOSITE SIDES OF SAID FRAME FROM ONE OF SAID TERMINAL PINS TO ONE OF SAID SPRINGS AND FROM SAID ONE SPRING TO SAID FIRST MENTIONED INSULATING PIN AND FROM SAID FIRST MENTIONED INSULATING PIN TO ANOTHER OF SAID SPRINGS AND FROM LAST MENTIONED SPRING TO ANOTHER OF SAID TERMINAL PINS, AND ELECTRICAL CROSS CONNECTIONS BETWEEN SAID TERMINAL PINS FOR CONNECTION OF SAID STRAIN WIRES I NTO A WHEATSTONE BRIDGE FORMATION.
Claim 2
Dependent Claim
291 words
AN ELECTRICAL STRAIN WIRE TRANSDUCER COMPRISING A FRAME, AN ARMATURE, FLEXURAL MEANS CONNECTED TO SAID FRAME FOR MOUNTING SAID ARMATURE, FORCE TRANSMITTING MEANS CONNECTED TO SAID ARMATURE, TUBULAR CASE FOR SAID TRANSDUCER CONNECTED TO SAID FRAME, AN AXIAL BORE IN SAID FRAME, SAID ARMATURE MOUNTED ON SAID FLEXURE FOR IN-LINE MOTION IN SAID AXIAL BORE, A PAIR OF AXIALLY ALIGNED TRANSVERSE BORES IN SAID FRAME, AN INSULATING PIN MOUNTED IN SAID ARMATURE AND EXTENDING THROUGH SAID TRANSVERSE BORES AND TERMINATING EXTERNALLY OF SAID FRAME, A SECOND PAIR OF TRANSVERSE BORES IN SAID FRAME AND A BORE IN SAID ARMATURE ADAPTED TO BE AXIALLY ALIGNED WITH EACH OF SAID SECOND PAIR OF TRANSVERSE BORES, TWO PAIRS OF FLAT SPRING MEMBERS MOUNTED ON SAID FRAME, COPLANAR WITH EACH OTHER AND INSULATED FROM EACH OTHER AND SAID FRAME AND SPACED FROM SAID INSULATING PIN, TWO OF SAID SPRINGS EXTENDING EXTERNALLY OF SAID FRAME ON ONE SIDE OF SAID FRAME AND TWO OF SAID SPRINGS EXTENDING EXTERNALLY OF SAID FRAME ON THE OPPOSITE SIDE OF SAID FRAME, TWO INSULATED TERMINAL PINS MOUNTED ON SAID FRAME ADJACENT SAID FIRST MENTIONED INSULATING PIN ON ONE SIDE OF SAID FRAME AND TWO INSULATED TERMINAL PINS MOUNTED ON THE OTHER SIDE OF SAID FRAME ADJACENT SAID FIRST MENTIONED INSULATING PIN, ELECTRICALLY STRAIN SENSITIVE RESISTANCE WIRES EXTENDING IN TENSION ON OPPOSITE SIDES OF SAID FRAME FROM ONE OF SAID TERMINAL PINS TO ONE OF SAID SPRINGS AND FROM SAID ONE SPRING TO SAID FIRST MENTIONED INSULATING PIN AND FROM SAID FIRST MENTIONED INSULATING PIN TO ANOTHER OF SAID SPRINGS AND FROM LAST MENTIONED SPRING TO ANOTHER OF SAID TERMINAL PINS, AND ELECTRICAL CROSS CONNECTIONS BETWEEN SAID TERMINAL PINS FOR CONNECTION OF SAID STRAIN WIRES I NTO A WHEATSTONE BRIDGE FORMATION.
References Cited (Backward Citations)
US2835774A
Cited
US3058348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |