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Combined drawing and cut-off apparatus

Assignee: Ajax Manufacturing Co
•
Filing: 1964-02-24
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Granted: 1966-09-20
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Expires: 1984-02-24
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Abstract

No abstract record available.

Inventors

  • 👤 William A Ehlert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 10:16
CPC Classifications
B; B21; B21C; B21C19/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 168 words
IN COMBINED STOCK DRAWING AND CUT-OFF APPARATUS, A FRAME, A CUT-OFF MECHANISM, A RECIPROCABLE DIE SLIDE CARRIED BY SAID FRAME, A DRAWING DIE CARRIED BY SAID DIE SLIDE AND ADAPTED TO PERFORM A DRAWING OPERATION ON SAID STOCK DURING MOVEMENT OF SAID DIE SLIDE AWAY FROM SAID CUT-OFF MECHANISM, A RECIPROCABLE FEED SLIDE CARRIED BY SAID FRAME, A STOCK GRIPPING MEANS CARRIED BY SAID FEED SLIDE AND ADAPTED TO GRIP AND ADVANCE THE STOCK DURING MOVEMENT OF THE FEED SLIDE TOWARD SAID CUT-OFF MECHANISM, FIRST MEANS OPERATIVELY ENGAGING SAID DIE SLIDE FOR MOVING SAID DIE SLIDE DURING THE DRAWING OPERATION, SECOND MEANS OPERATIVELY INTERCONNECTING SAID FIRST MEANS WITH SAID FEED SLIDE AND RECIPROCATING THE LATTER WITH THE FORMER, THIRD MEANS FOR ACTUATING SAID CUT-OFF MECHANISM TO SHEAR SAID STOCK AT THE END OF SAID MOVEMENT OF SAID FEED SLIDE TOWARD SAID CUT-OFF MECHANISM, FOURTH MEANS IN SAID SECOND MEANS RELEASABLE UPON SAID FEED SLIDE ENCOUNTERING A PRE-DETERMINED RESISTANCE DURING MOVEMENT OF SAID FEED SLIDE TOWARD SAID CUT-OFF MECHANISM.

References Cited (Backward Citations)

US15705A Cited
US774287A Cited
US1239451A Cited
US2226400A Cited
US2269914A Cited
US2797799A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-09-19 1970-03-21 1970-09-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-09-19 1974-03-21 1974-09-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-09-19 1978-03-21 1978-09-20 $7700.00 Window Closed / Lapsed

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