US3397559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for wire run-off machines
Assignee: Individual
•
Filing: 1966-09-16
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Granted: 1968-08-20
•
Expires: 1986-09-16
Abstract
No abstract record available.
Inventors
- 👤 Gerst Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:40
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/34; B21C47/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
238 words
A SAFETY DEVICE FOR WIRE RUN-OFF MACHINES COMPRISING A MACHINE BODY, A WIRE RUN-OFF DRUM, AT LEAST TWO SUPPORTING ROLLERS DISPOSED BELOW SAID WIRE RUN-OFF DRUM, TWO FIRST LEVERS CARRYING THE CORRESPONDING OF SAID SUPPORTING ROLLERS, MEANS FOR SWINGING SAID FIRST LEVERS FORCIBLY TOWARD EACH OTHER, SAID WIRE RUN-OFF DRUM AND SAID SUPPORTING ROLLERS BEING DISPOSED IN SAID MACHINE BODY AND ADAPTED TO CARRY A WIRE RING, A SHAFT PROVIDED FOR EACH OF SAID TWO FIRST LEVERS, TWO SECOND LEVERS DISPOSED IN SUCCESSION ON ONE OF SAID SHAFTS, ONE OF SAID SECOND LEVERS BEING KEYED TO SAID ONE OF SAID SHAFTS, THE OTHER SAID SECOND LEVERS BEING ROTATABLY MOUNTED ON SAID SHAFT, A SETTING SPINDLE OPERATIVELY MOUNTED ON SAID MACHINE FRAME AND PIVOTALLY CONNECTED WITH SAID OTHER OF SAID SECOND LEVERS, EACH OF SAID SECOND LEVERS HAVING A SWITCH CONTACT SUCH, THAT UPON ENGAGEMENT OF SAID SWITCH CONTACTS A MOTOR CIRCUIT IS OPENED AND SAID SWITCH CONTACTS BEING ADAPTED TO STOP A WIRE WORKING DEVICE PULLING SAID WIRE FROM SAID DRUM, A PIVOT MEMBER SECURED TO EACH OF SAID SECOND LEVERS, A DRAW BOLT HAVING ONE END THEREOF ATTACHED TO SAID PIVOT MEMBER SECURED TO SAID ONE OF SAID SECOND LEVERS, AND EXTENDING FREELY THROUGH SAID PIVOT MEMBER SECURED TO THE OTHER OF SAID SECOND LEVERS, AND SPRING MEANS SURROUNDING SAID DRAW BOLT AND TENDING TO MOVE SAID LAST MENTIONED PIVOT MEMBER TOWARD SAID FIRST MENTIONED PIVOT MEMBER.
Claim 2
Dependent Claim
238 words
A SAFETY DEVICE FOR WIRE RUN-OFF MACHINES COMPRISING A MACHINE BODY, A WIRE RUN-OFF DRUM, AT LEAST TWO SUPPORTING ROLLERS DISPOSED BELOW SAID WIRE RUN-OFF DRUM, TWO FIRST LEVERS CARRYING THE CORRESPONDING OF SAID SUPPORTING ROLLERS, MEANS FOR SWINGING SAID FIRST LEVERS FORCIBLY TOWARD EACH OTHER, SAID WIRE RUN-OFF DRUM AND SAID SUPPORTING ROLLERS BEING DISPOSED IN SAID MACHINE BODY AND ADAPTED TO CARRY A WIRE RING, A SHAFT PROVIDED FOR EACH OF SAID TWO FIRST LEVERS, TWO SECOND LEVERS DISPOSED IN SUCCESSION ON ONE OF SAID SHAFTS, ONE OF SAID SECOND LEVERS BEING KEYED TO SAID ONE OF SAID SHAFTS, THE OTHER SAID SECOND LEVERS BEING ROTATABLY MOUNTED ON SAID SHAFT, A SETTING SPINDLE OPERATIVELY MOUNTED ON SAID MACHINE FRAME AND PIVOTALLY CONNECTED WITH SAID OTHER OF SAID SECOND LEVERS, EACH OF SAID SECOND LEVERS HAVING A SWITCH CONTACT SUCH, THAT UPON ENGAGEMENT OF SAID SWITCH CONTACTS A MOTOR CIRCUIT IS OPENED AND SAID SWITCH CONTACTS BEING ADAPTED TO STOP A WIRE WORKING DEVICE PULLING SAID WIRE FROM SAID DRUM, A PIVOT MEMBER SECURED TO EACH OF SAID SECOND LEVERS, A DRAW BOLT HAVING ONE END THEREOF ATTACHED TO SAID PIVOT MEMBER SECURED TO SAID ONE OF SAID SECOND LEVERS, AND EXTENDING FREELY THROUGH SAID PIVOT MEMBER SECURED TO THE OTHER OF SAID SECOND LEVERS, AND SPRING MEANS SURROUNDING SAID DRAW BOLT AND TENDING TO MOVE SAID LAST MENTIONED PIVOT MEMBER TOWARD SAID FIRST MENTIONED PIVOT MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |