Patent US3709805A successfully refreshed from Google Patents.
US3185235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament fulcrum mechanism
Assignee: Herter's Inc
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Filing: 1963-03-13
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Granted: 1965-05-25
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Expires: 1983-03-13
Abstract
No abstract record available.
Inventors
- 👤 Glen L Mittelsteadt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:46
CPC Classifications
G; G01; G01G; G01G21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A SCALE DEVICE COMPRISING A BASE, A PAIR OF LATERALLY SPACED APART BEAM LEVER SUPPORTING ELEMENTS RIGIDLY CONNECTED WITH SAID BASE AND PROJECTING UPWARDLY THEREFROM, MEANS DEFINING A BEAM LEVER FULCRUM INCLUDING AN ELONGATE, TENSIONED FILAMENT EXTENDING BETWEEN AND BEING DETACHABLY CONNECTED WITH SAID BEAM LEVER SUPPORTING ELEMENTS, FILAMENT TENSIONING MEANS FOR VARIOUSLY ADJUSTING THE TENSION ON SAID FILAMENT, AN ELONGATED HORIZONTALLY ORIENTED BALANCE BEAM LEVER HAVING AN OPENING THERETHROUGH INTERMEDIATE ITS END, SAID FILAMENT EXTENDING LOOSELY THROUGH SAID OPENING FOR PIVOTALLY SUPPORTING SAID LEVER INTERMEDIATE ITS ENDS ON THE FILAMENT FOR VERTICALLY PIVOTING MOVEMENT THEREOF ABOUT AN AXIS EXTENDING TRANSVERSELY OF THE BEAM LEVER, AND COOPERATING INTERENGAGING POSITIONING ELEMENTS ON SAID BEAM LEVER AND FILAMENT RESPECTIVELY FOR PREVENTING LATERAL MOVEMENT OF THE BEAM LEVER ALONG SAID FILAMENT.
Claim 2
Dependent Claim
129 words
IN A SCALE DEVICE COMPRISING A BASE, A PAIR OF LATERALLY SPACED APART BEAM LEVER SUPPORTING ELEMENTS RIGIDLY CONNECTED WITH SAID BASE AND PROJECTING UPWARDLY THEREFROM, MEANS DEFINING A BEAM LEVER FULCRUM INCLUDING AN ELONGATE, TENSIONED FILAMENT EXTENDING BETWEEN AND BEING DETACHABLY CONNECTED WITH SAID BEAM LEVER SUPPORTING ELEMENTS, FILAMENT TENSIONING MEANS FOR VARIOUSLY ADJUSTING THE TENSION ON SAID FILAMENT, AN ELONGATED HORIZONTALLY ORIENTED BALANCE BEAM LEVER HAVING AN OPENING THERETHROUGH INTERMEDIATE ITS END, SAID FILAMENT EXTENDING LOOSELY THROUGH SAID OPENING FOR PIVOTALLY SUPPORTING SAID LEVER INTERMEDIATE ITS ENDS ON THE FILAMENT FOR VERTICALLY PIVOTING MOVEMENT THEREOF ABOUT AN AXIS EXTENDING TRANSVERSELY OF THE BEAM LEVER, AND COOPERATING INTERENGAGING POSITIONING ELEMENTS ON SAID BEAM LEVER AND FILAMENT RESPECTIVELY FOR PREVENTING LATERAL MOVEMENT OF THE BEAM LEVER ALONG SAID FILAMENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |