Patent US3124330A successfully refreshed from Google Patents.
US3124330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
I-beam clamp
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:48
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A CLAMP ADAPTED TO BE ATTACHED TO I-BEAM FOR SUSPENDING AN OBJECT THEREFROM, COMPRISING A HORIZONTAL EYE-BOLT ADAPTED TO EXTEND ACROSS AN I-BEAM, A PAIR OF JAWS SLIDABLY MOUNTED ON THE BOLT WITH THEIR INNER SIDES NOTCHED TO RECEIVE FLANGES OF THE BEAM, A NUT SCREWED ON THE BOLT AND ENGAGING ONE OF THE JAWS, A CLEVIS STRADDLING THE EYE OF THE BOLT, AND A PIVOT PIN EXTENDING THROUGH THE EYE AND PIVOTALLY CONNECTING THE CLEVIS TO THE BOLT SO THAT THE CLEVIS CAN BE SWUNG FROM AN UPRIGHT POSITION DOWN TO A DEPENDING POSITION, THE PIVOTED END OF THE CLEVIS BEING PROVIDED WITH CAM SURFACES FOR ENGAGING AND PUSHING THE SLIDABLE JAW TOWARD THE OTHER JAW WHEN THE CLEVIS IS SWUNG DOWN TO ITS DEPENDING POSITION, AND THE OPPOSITE END OF THE CLEVIS FORMING A LOOP FOR RECEIVING AND SUPPORTING SAID OBJECT WHEN THE CLEVIS IS IN DEPENDING POSITION.
Claim 2
Dependent Claim
150 words
A CLAMP ADAPTED TO BE ATTACHED TO I-BEAM FOR SUSPENDING AN OBJECT THEREFROM, COMPRISING A HORIZONTAL EYE-BOLT ADAPTED TO EXTEND ACROSS AN I-BEAM, A PAIR OF JAWS SLIDABLY MOUNTED ON THE BOLT WITH THEIR INNER SIDES NOTCHED TO RECEIVE FLANGES OF THE BEAM, A NUT SCREWED ON THE BOLT AND ENGAGING ONE OF THE JAWS, A CLEVIS STRADDLING THE EYE OF THE BOLT, AND A PIVOT PIN EXTENDING THROUGH THE EYE AND PIVOTALLY CONNECTING THE CLEVIS TO THE BOLT SO THAT THE CLEVIS CAN BE SWUNG FROM AN UPRIGHT POSITION DOWN TO A DEPENDING POSITION, THE PIVOTED END OF THE CLEVIS BEING PROVIDED WITH CAM SURFACES FOR ENGAGING AND PUSHING THE SLIDABLE JAW TOWARD THE OTHER JAW WHEN THE CLEVIS IS SWUNG DOWN TO ITS DEPENDING POSITION, AND THE OPPOSITE END OF THE CLEVIS FORMING A LOOP FOR RECEIVING AND SUPPORTING SAID OBJECT WHEN THE CLEVIS IS IN DEPENDING POSITION.
References Cited (Backward Citations)
US1616275A
Cited
US1245047A
Cited
US1470642A
Cited
US1508320A
Cited
US1522647A
Cited
US2033361A
Cited
US2398962A
Cited
US2422865A
Cited
US2470991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |