Patent US3333717A successfully refreshed from Google Patents.
US3333717A
Expired / Lapsed
US
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Attachment for load-handling machinery
Assignee: Individual
•
Filing: 1965-12-15
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Granted: 1967-08-01
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Expires: 1985-12-15
Abstract
No abstract record available.
Inventors
- 👤 Charles A Scaperotto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:38
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/96; E02F3/963
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A CRANE BOOM FOR PIVOTAL ATTACHMENT TO AN EXISTING BOOM HAVING A SELECTIVELY CONTROLLED OPERATING MEMBER THEREON; SAID CRANE BOOM COMPRISING A BOOM ARM, MEANS AT THE INNER OUTER END OF SAID EXISTING BOOM, A PAIR OF JAW ARM TO THE OUTER END OF SAID EXISTING BOOM, A PAIR OF JAW MEMBERS CARRIED BY THE OUTER END OF SAID ARM, AT LEAST ONE OF SAID JAW MEMBERS MOUNTED FOR RELATIVE MOVEMENT TOWARD AND AWAY FROM THE OTHER JAW MEMBER, A PIN SLIDABLY MOUNTED FOR LIMITED MOVEMENT SUBSTANTIALLY LONGITUDINALLY OF SAID ARM, SAID OPERATING MEMBER BEING CONNECTED TO SAID PIN, AND A LINK HAVING ONE END THEREOF CONNECTED TO SAID PIN AND THE OTHER END THEREOF INTERCONNECTED WITH SAID ONE JAW MEMBER TO CAUSE MOVEMENT OF SAID ONE JAW MEMBER RELATIVE TO SAID OTHER JAW MEMBER UPON MOVEMENT OF SAID OPERATING MEMBERS.
Claim 2
Dependent Claim
141 words
A CRANE BOOM FOR PIVOTAL ATTACHMENT TO AN EXISTING BOOM HAVING A SELECTIVELY CONTROLLED OPERATING MEMBER THEREON; SAID CRANE BOOM COMPRISING A BOOM ARM, MEANS AT THE INNER OUTER END OF SAID EXISTING BOOM, A PAIR OF JAW ARM TO THE OUTER END OF SAID EXISTING BOOM, A PAIR OF JAW MEMBERS CARRIED BY THE OUTER END OF SAID ARM, AT LEAST ONE OF SAID JAW MEMBERS MOUNTED FOR RELATIVE MOVEMENT TOWARD AND AWAY FROM THE OTHER JAW MEMBER, A PIN SLIDABLY MOUNTED FOR LIMITED MOVEMENT SUBSTANTIALLY LONGITUDINALLY OF SAID ARM, SAID OPERATING MEMBER BEING CONNECTED TO SAID PIN, AND A LINK HAVING ONE END THEREOF CONNECTED TO SAID PIN AND THE OTHER END THEREOF INTERCONNECTED WITH SAID ONE JAW MEMBER TO CAUSE MOVEMENT OF SAID ONE JAW MEMBER RELATIVE TO SAID OTHER JAW MEMBER UPON MOVEMENT OF SAID OPERATING MEMBERS.
References Cited (Backward Citations)
US2814396A
Cited
US2831589A
Cited
US3221908A
Cited
US3278058A
Cited
US3273729A
Cited
US3275172A
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 |