Patent US3336666A successfully refreshed from Google Patents.
US3336666A
Expired / Lapsed
US
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Insulation cutting tool
Assignee: Alco Industries Inc
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Filing: 1965-08-02
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Granted: 1967-08-22
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Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Freeman B Calkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:11
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/12; H02G1/1202; H02G1/1204; H02G1/1207; H02G1/1209; H02G1/1212
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A TOOL FOR STRIPPING A TUBULAR JACKET OFF OF A CENTRAL FILAMENT WITHOUT CONTACTING SAID FILAMENT, COMPRISING: A PAIR OF COOPERATING CUTTING BLADES FOR SAID JACKET HAVING AN APERTURE BETWEEN THEM SLIGHTLY LARGER THAN THE OUTSIDE DIAMETER OF SAID FILAMENT, AND A PAIR OF JACKET ENGAGING MEANS FOR ENGAGING OPPOSITE SIDES OF SAID JACKET ON BOTH SIDES OF SAID BLADES FOR MAINTAINING THE ALIGNMENT OF SAID FILAMENT WITH SAID APERTURE DURING BOTH THE CUTTING SAID STRIPPING OPERATIONS OF SAID TOOL, SAID JACKET ENGAGING MEANS BEING MOVABLE WITH SAID BLADE UNTIL SAID JACKET IS FIRMLY ENGAGED BY SAID JACKET ENGAGING MEANS, WHEREUPON SAID JACKET ENGAGING MEANS REMAINS SUBSTANTIALLY STATIONARY AS SAID BLADE MOVES FURTHER TO CUT SAID JACKET.
Claim 2
Dependent Claim
117 words
A TOOL FOR STRIPPING A TUBULAR JACKET OFF OF A CENTRAL FILAMENT WITHOUT CONTACTING SAID FILAMENT, COMPRISING: A PAIR OF COOPERATING CUTTING BLADES FOR SAID JACKET HAVING AN APERTURE BETWEEN THEM SLIGHTLY LARGER THAN THE OUTSIDE DIAMETER OF SAID FILAMENT, AND A PAIR OF JACKET ENGAGING MEANS FOR ENGAGING OPPOSITE SIDES OF SAID JACKET ON BOTH SIDES OF SAID BLADES FOR MAINTAINING THE ALIGNMENT OF SAID FILAMENT WITH SAID APERTURE DURING BOTH THE CUTTING SAID STRIPPING OPERATIONS OF SAID TOOL, SAID JACKET ENGAGING MEANS BEING MOVABLE WITH SAID BLADE UNTIL SAID JACKET IS FIRMLY ENGAGED BY SAID JACKET ENGAGING MEANS, WHEREUPON SAID JACKET ENGAGING MEANS REMAINS SUBSTANTIALLY STATIONARY AS SAID BLADE MOVES FURTHER TO CUT SAID JACKET.
References Cited (Backward Citations)
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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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |