US3264027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doffing tool
Assignee: Beaunit Corp
•
Filing: 1964-09-02
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Granted: 1966-08-02
•
Expires: 1984-09-02
Abstract
No abstract record available.
Inventors
- 👤 Herbert L Luther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:50
CPC Classifications
D; D01; D01H; D01H17/00; B; B65; B65H; B65H67/00; B65H67/06; B65H67/064; B65H67/065; B65H2402/00; B65H2402/40; B65H2402/41; B65H2402/414; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A DOFFING TOOL FOR SPOOLS HAVING BEADED ENDS COMPRISING A HANDLE HAVING A GRIP PORTION, A CIRCULAR CASING ATTACHED TO SAID HANDLE, SAID CASING HAVING AN OUTWARDLY EXTENDING SHOULDER, AT LEAST THREE TONGS PIVOTALLY MOUNTED ON SAID SHOULDER, EACH OF SAID TONGS HAVING AN INWARDLY FACING CURVED PORTION TERMINATING IN A HOOK-LIKE PORTION, A LINKAGE COMPRISING A TRIGGER PIVOTALLY MOUNTED BELOW SAID GRIP, A TONG HOLDER SLIDABLY MOUNTED ON A GUIDE DISPOSED WITHIN SAID CASING, SAID TONG HOLDER HAVING ARMS RIGIDLY SECURED THERETO AND EXTENDING OUTWARDLY TOWARD EACH OF SAID TONGS, A LINK CONNECTING SAID TRIGGER AND SAID TONG HOLDER, AND A LINK CONNECTING EACH OF SAID TONG HOLDER ARMS AND SAID PIVOTALLY MOUNTED TONGS, AND A SPRING MEMBER URGING SAID LINKAGE TO A DESIRED POSITION.
Claim 2
Dependent Claim
126 words
A DOFFING TOOL FOR SPOOLS HAVING BEADED ENDS COMPRISING A HANDLE HAVING A GRIP PORTION, A CIRCULAR CASING ATTACHED TO SAID HANDLE, SAID CASING HAVING AN OUTWARDLY EXTENDING SHOULDER, AT LEAST THREE TONGS PIVOTALLY MOUNTED ON SAID SHOULDER, EACH OF SAID TONGS HAVING AN INWARDLY FACING CURVED PORTION TERMINATING IN A HOOK-LIKE PORTION, A LINKAGE COMPRISING A TRIGGER PIVOTALLY MOUNTED BELOW SAID GRIP, A TONG HOLDER SLIDABLY MOUNTED ON A GUIDE DISPOSED WITHIN SAID CASING, SAID TONG HOLDER HAVING ARMS RIGIDLY SECURED THERETO AND EXTENDING OUTWARDLY TOWARD EACH OF SAID TONGS, A LINK CONNECTING SAID TRIGGER AND SAID TONG HOLDER, AND A LINK CONNECTING EACH OF SAID TONG HOLDER ARMS AND SAID PIVOTALLY MOUNTED TONGS, AND A SPRING MEMBER URGING SAID LINKAGE TO A DESIRED POSITION.
References Cited (Backward Citations)
US687165A
Cited
US2361463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |