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US3101941A Expired / Lapsed US ⏱️ 0.0 years remaining

Sheet material separator and handling device

Assignee: Individual
•
Filing: 1960-05-31
•
Granted: 1963-08-27
•
Expires: 1980-05-31
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Abstract

No abstract record available.

Inventors

  • 👤 Adolf C Reincke

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 08:58
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/02; B66C1/0237; B66C1/0243; B66C1/0212

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 191 words
A SHEET MATERIAL SEPARATING AND HANDLING APPARATUS OF THE CLASS DESCRIBED, COMPRISING: A SUPPORTING MEANS; ATTACHING MEANS FOR SECURING SAID SUPPORTING MEANS TO A LIFTING MEANS; A PAIR OF LATERALLY SPACED APART ARMS CARRIED BY SAID SUPPORTING MEANS AND ADAPTED FOR MOVEMENT RELATIVE TO SAID SUPPORTING MEANS; A GRIPPING MEANS FREELY PIVOTALLY MOUNTED ON EACH OF SAID ARMS FOR RELEASABLY GRIPPING AN OPPOSITE PAIR OF EDGES ON THE TOP SURFACE OF A FLEXIBLE SHEET OF MATERIAL ON A STACK OF SHEET MATERIAL, WHEREBY WHEN THE LIFTING MEANS LIFTS SAID SUPPORTING MEANS, SAID GRIPPING MEANS WILL PIVOT RELATIVE TO SAID SUPPORTING MEANS AND SAID OPPOSITE PAIR OF EDGES WILL BE PEELED UPWARDLY TO BREAK THE ADHESION EFFECT BETWEEN SAID SHEET AND THE NEXT ADJACENT SHEET; ONE OF SAID ARMS BEING PIVOTALLY MOUNTED ON SAID SUPPORTING MEANS INWARDLY FROM ONE END THEREOF, AND THE OTHER OF SAID ARMS BEING PIVOTALLY MOUNTED ON SAID SUPPORTING MEANS INWARDLY FROM THE OTHER END THEREOF; MEANS FOR LIMITING THE PIVOTAL MOVEMENTS OF SAID ARMS RELATIVE TO SAID SUPPORTING MEANS; AND, A WEIGHT SUSPENDED FROM THE MEDIAL POINT OF SAID SUPPORTING MEANS FOR ENGAGING THE SHEET OF MATERIAL.
Claim 2
Dependent Claim 191 words
A SHEET MATERIAL SEPARATING AND HANDLING APPARATUS OF THE CLASS DESCRIBED, COMPRISING: A SUPPORTING MEANS; ATTACHING MEANS FOR SECURING SAID SUPPORTING MEANS TO A LIFTING MEANS; A PAIR OF LATERALLY SPACED APART ARMS CARRIED BY SAID SUPPORTING MEANS AND ADAPTED FOR MOVEMENT RELATIVE TO SAID SUPPORTING MEANS; A GRIPPING MEANS FREELY PIVOTALLY MOUNTED ON EACH OF SAID ARMS FOR RELEASABLY GRIPPING AN OPPOSITE PAIR OF EDGES ON THE TOP SURFACE OF A FLEXIBLE SHEET OF MATERIAL ON A STACK OF SHEET MATERIAL, WHEREBY WHEN THE LIFTING MEANS LIFTS SAID SUPPORTING MEANS, SAID GRIPPING MEANS WILL PIVOT RELATIVE TO SAID SUPPORTING MEANS AND SAID OPPOSITE PAIR OF EDGES WILL BE PEELED UPWARDLY TO BREAK THE ADHESION EFFECT BETWEEN SAID SHEET AND THE NEXT ADJACENT SHEET; ONE OF SAID ARMS BEING PIVOTALLY MOUNTED ON SAID SUPPORTING MEANS INWARDLY FROM ONE END THEREOF, AND THE OTHER OF SAID ARMS BEING PIVOTALLY MOUNTED ON SAID SUPPORTING MEANS INWARDLY FROM THE OTHER END THEREOF; MEANS FOR LIMITING THE PIVOTAL MOVEMENTS OF SAID ARMS RELATIVE TO SAID SUPPORTING MEANS; AND, A WEIGHT SUSPENDED FROM THE MEDIAL POINT OF SAID SUPPORTING MEANS FOR ENGAGING THE SHEET OF MATERIAL.

References Cited (Backward Citations)

US1870337A Cited
US853910A Cited
US1248786A Cited
US1625085A Cited
US1870339A Cited
US2225006A Cited
US2650092A Cited
US2869867A Cited
US2950913A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-08-26 1967-02-25 1967-08-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-08-26 1971-02-25 1971-08-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-08-26 1975-02-25 1975-08-27 $7700.00 Window Closed / Lapsed

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