Patent US3103026A successfully refreshed from Google Patents.
US3103026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bridge structures
Assignee: Individual
•
Filing: 1960-06-10
•
Granted: 1963-09-10
•
Expires: 1980-06-10
Abstract
No abstract record available.
Inventors
- 👤 Hahn Marion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:18
CPC Classifications
E; E01; E01D; E01D6/00; E01D19/00; E01D19/04; E01D2101/00; E01D2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A BRIDGE TRUSS AND JOINT THEREFOR, A PAIR OF VERTICALLY WALLED FRAME MEMBERS IN LONGITUDINALLY END TO END RELATION, THE LOWER PORTIONS THEREOF BEING HINGED TOGETHER, A ROADWAY SUSPENDED AT THE BOTTOM OF SAID PAIR OF FRAME MEMBERS, A PLATE MEMBER INTERPOSED BETWEEN SAID FRAME MEMBERS AT THE UPPER PORTION THEREOF, ECCENTRICS PIVOTALLY MOUNTED ON AND AT EACH SIDE OF SAID PLATE AND POSITIONED TO ENGAGE THE VERTICAL WALLS OF SAID FRAMES, A SHANK EXTENDING DOWNWARDLY FROM SAID PLATE, AND ROADWAY SUPPORTING MEMBERS AFFIXED TO THE LOWER END OF SAID SHANK IN THE SAME PLANE AS THE SUSPENDED ROADWAY AT THE BOTTOM OF SAID FRAME MEMBERS, WHEREBY DOWNWARD PRESSURE ON SAID ROADWAY WILL CAUSE SAID SHANK AND PLATE TO MOVE VERTICALLY DOWNWARD TO REVOLVE SAID ECCENTRICS TO CAUSE A RADIAL INCREASE ADAPTED TO DIRECT PRESSURES OUTWARDLY LONGITUDINALLY OF SAID FRAME MEMBERS.
Claim 2
Dependent Claim
142 words
IN A BRIDGE TRUSS AND JOINT THEREFOR, A PAIR OF VERTICALLY WALLED FRAME MEMBERS IN LONGITUDINALLY END TO END RELATION, THE LOWER PORTIONS THEREOF BEING HINGED TOGETHER, A ROADWAY SUSPENDED AT THE BOTTOM OF SAID PAIR OF FRAME MEMBERS, A PLATE MEMBER INTERPOSED BETWEEN SAID FRAME MEMBERS AT THE UPPER PORTION THEREOF, ECCENTRICS PIVOTALLY MOUNTED ON AND AT EACH SIDE OF SAID PLATE AND POSITIONED TO ENGAGE THE VERTICAL WALLS OF SAID FRAMES, A SHANK EXTENDING DOWNWARDLY FROM SAID PLATE, AND ROADWAY SUPPORTING MEMBERS AFFIXED TO THE LOWER END OF SAID SHANK IN THE SAME PLANE AS THE SUSPENDED ROADWAY AT THE BOTTOM OF SAID FRAME MEMBERS, WHEREBY DOWNWARD PRESSURE ON SAID ROADWAY WILL CAUSE SAID SHANK AND PLATE TO MOVE VERTICALLY DOWNWARD TO REVOLVE SAID ECCENTRICS TO CAUSE A RADIAL INCREASE ADAPTED TO DIRECT PRESSURES OUTWARDLY LONGITUDINALLY OF SAID FRAME MEMBERS.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |