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US3177749A Expired / Lapsed US ⏱️ 0.0 years remaining

Control for feeding, measuring, and cutting strip material

Assignee: Westinghouse Electric Corp
•
Filing: 1960-05-27
•
Granted: 1965-04-13
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Expires: 1980-05-27
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Abstract

No abstract record available.

Inventors

  • 👤 Kenneth J Best
  • 👤 Leonard W Tiefel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 04:15
CPC Classifications
B; B26; B26D; B26D9/00; B23; B23D; B23D33/00; B23D33/006; B23D33/02; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2027; Y10T83/2033; Y10T83/2037; Y10T83/2057; Y10T83/444; Y10T83/4455; Y10T83/447; Y10T83/4473; Y10T83/889; Y10T83/896

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 216 words
IN APPARATUS FOR FEEDING STRIP MATERIAL AT HEIGHT SPEED AND FOR CUTTING SAID MATERIAL INTO PREDETERMINED LENGTHS, MEANS FOR ROTATABLY SUPPORTING A COIL OF STRIP MATERIAL TO BE FEED AND CUT, MEANS FOR ROTATING THE COIL TO FEED STRIP MATERIAL THEREFROM, MEANS FOR INCREASING THE SPEED OF ROTATION OF THE COIL AS THE DIAMETER THEREOF DECREASES TO MAINTAIN THE RATE OF FEED OF THE MATERIAL UNIFORM, MEANS FOR ACCUMULATING A VARIABLE LENGTH OF THE MATERIAL AS IT IS FED FROM THE COIL, MEANS OPERABLE IN RESPONSE TO CHANGES IN THE LENGTH OF MATERIAL STORED IN SAID ACCUMULATING MEANS FOR MOMENTARILY CHANGING THE SPEED OF ROTATION OF THE COIL TO TEND TO MAINTAIN THE STORED LENGTH CONSTANT, MEANS SPACED FROM THE ACCUMULATING MEANS FOR SHEARING PIECES OF MATERIAL FROM THE FREE END PORTION OF THE STRIP OF MATERIAL, A PAIR OF COOPERATING FEED ROLLS FOR WITHDRAWING STRIP MATERIAL FROM THE SHEARING MEANS AND FOR FEEDING SAID MATERIAL FROM THE ACCUMULATING MEANS DRIVING MEANS FOR SAID FEED ROLLS, A MAGNETIC BRAKE ON SAID DRIVING MEANS, MEANS FOR MOMENTARILY HOLDING THE FED STRIP STATIONARY, AND MEANS RESPONSIVE TO FEEDING OF A PREDETERMINED LENGTH OF STRIP MATERIAL FOR APPLYING SAID MAGNETIC BRAKE FOR STOPPING THE FEED ROLL DRIVING MEANS AND FOR RENDERING EFFECTIVE THE HOLDING MEANS AND THE SHEARING MEANS.
Claim 2
Dependent Claim 216 words
IN APPARATUS FOR FEEDING STRIP MATERIAL AT HEIGHT SPEED AND FOR CUTTING SAID MATERIAL INTO PREDETERMINED LENGTHS, MEANS FOR ROTATABLY SUPPORTING A COIL OF STRIP MATERIAL TO BE FEED AND CUT, MEANS FOR ROTATING THE COIL TO FEED STRIP MATERIAL THEREFROM, MEANS FOR INCREASING THE SPEED OF ROTATION OF THE COIL AS THE DIAMETER THEREOF DECREASES TO MAINTAIN THE RATE OF FEED OF THE MATERIAL UNIFORM, MEANS FOR ACCUMULATING A VARIABLE LENGTH OF THE MATERIAL AS IT IS FED FROM THE COIL, MEANS OPERABLE IN RESPONSE TO CHANGES IN THE LENGTH OF MATERIAL STORED IN SAID ACCUMULATING MEANS FOR MOMENTARILY CHANGING THE SPEED OF ROTATION OF THE COIL TO TEND TO MAINTAIN THE STORED LENGTH CONSTANT, MEANS SPACED FROM THE ACCUMULATING MEANS FOR SHEARING PIECES OF MATERIAL FROM THE FREE END PORTION OF THE STRIP OF MATERIAL, A PAIR OF COOPERATING FEED ROLLS FOR WITHDRAWING STRIP MATERIAL FROM THE SHEARING MEANS AND FOR FEEDING SAID MATERIAL FROM THE ACCUMULATING MEANS DRIVING MEANS FOR SAID FEED ROLLS, A MAGNETIC BRAKE ON SAID DRIVING MEANS, MEANS FOR MOMENTARILY HOLDING THE FED STRIP STATIONARY, AND MEANS RESPONSIVE TO FEEDING OF A PREDETERMINED LENGTH OF STRIP MATERIAL FOR APPLYING SAID MAGNETIC BRAKE FOR STOPPING THE FEED ROLL DRIVING MEANS AND FOR RENDERING EFFECTIVE THE HOLDING MEANS AND THE SHEARING MEANS.

References Cited (Backward Citations)

CA594060A Cited
US1889546A Cited
US2214355A Cited
US2346194A Cited
US2432876A Cited
US2458612A Cited
US2480781A Cited
US2555162A Cited
US2742963A Cited
US2839138A Cited
US2898995A Cited
US2792890A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-04-12 1968-10-12 1969-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-04-12 1972-10-12 1973-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-04-12 1976-10-12 1977-04-13 $7700.00 Window Closed / Lapsed

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