US3168154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balances for fine weighing
Assignee: L Oertling Ltd
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Filing: 1963-09-09
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Granted: 1965-02-02
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Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Chappell Frank Arthur
- 👤 Tappin David Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:21
CPC Classifications
G; G01; G01G; G01G23/00; G01G23/06; G01G23/08; G01G21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A BALANCE FOR FINE WEIGHING HAVING A FRAME AND HAVING A PREWEIGHING DEVICE EMBODIED THEREIN, SAID PREWEIGHING DEVICE COMPRISING A BALANCE BEAM, A COUNTER WEIGHT AT ONE END OF SAID BEAM, AND SCALE PAN WEIGHT CARRIER AND WEIGHTS AT THE OTHER END BALANCING SAID BEAM, A LEAF SPRING HAVING ONE END ATTACHED TO THE FRAME AND THE OTHER END CONTACTING THE BEAM TO SELECTIVELY APPLY FORCE TO THE BEAM OPPOSING THE OUT-OF-BALANCE LOAD WHEN AN ARTICLE TO BE WEIGHED IS ADDED TO THE SCALE PAN, A SCALE COOPERATING WITH SAID BEAM INDICATING THE LOAD IN THE BALANCE BY THE DEFLECTION OF THE BEAM WHEREBY THE ARTICLE IS PREWEIGHED, AND CONTROL MEANS INCLUDING AN ARRESTMENT SHAFT AND A LEVER PIVOTED TO THE FRAME BETWEEN ITS ENDS AND HAVING ONE END ACTUATED BY THE ARRESTMENT SHAFT AND THE OTHER END CONTACTING THE SPRING AND RELIEVING THE BEAM OF SAID RESILIENT FORCE, AND UPON FURTHER RELIEVING THE BEAM OF THE WEIGHTS INDICATED BY THE SAID SCALE, THE SCALE WILL THEN INDICATE THE ACCURATE WEIGHT OF THE ARTICLE.
Claim 2
Dependent Claim
174 words
A BALANCE FOR FINE WEIGHING HAVING A FRAME AND HAVING A PREWEIGHING DEVICE EMBODIED THEREIN, SAID PREWEIGHING DEVICE COMPRISING A BALANCE BEAM, A COUNTER WEIGHT AT ONE END OF SAID BEAM, AND SCALE PAN WEIGHT CARRIER AND WEIGHTS AT THE OTHER END BALANCING SAID BEAM, A LEAF SPRING HAVING ONE END ATTACHED TO THE FRAME AND THE OTHER END CONTACTING THE BEAM TO SELECTIVELY APPLY FORCE TO THE BEAM OPPOSING THE OUT-OF-BALANCE LOAD WHEN AN ARTICLE TO BE WEIGHED IS ADDED TO THE SCALE PAN, A SCALE COOPERATING WITH SAID BEAM INDICATING THE LOAD IN THE BALANCE BY THE DEFLECTION OF THE BEAM WHEREBY THE ARTICLE IS PREWEIGHED, AND CONTROL MEANS INCLUDING AN ARRESTMENT SHAFT AND A LEVER PIVOTED TO THE FRAME BETWEEN ITS ENDS AND HAVING ONE END ACTUATED BY THE ARRESTMENT SHAFT AND THE OTHER END CONTACTING THE SPRING AND RELIEVING THE BEAM OF SAID RESILIENT FORCE, AND UPON FURTHER RELIEVING THE BEAM OF THE WEIGHTS INDICATED BY THE SAID SCALE, THE SCALE WILL THEN INDICATE THE ACCURATE WEIGHT OF THE ARTICLE.
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) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |