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US3609813A Expired / Lapsed US ⏱️ 0.0 years remaining

Bead aligner centering device

Assignee: MACMILLAN LOUISE J
•
Filing: 1969-10-30
•
Granted: 1971-10-05
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Expires: 1989-10-30
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Abstract

Abstract THIS DISCLOSURE RELATES TO AN APPARATUS FOR ASSURING THE EXACT POSITION OF A TIRE WITHIN A RECAP MOLD OF THE TYPE INCLUDING A MATRIX AND OPPOSITELY OPPOSED MOVABLE BEAD ALIGNER WHEELS. THE BEAD ALIGNER WHEELS ARE CONNECTED BY A PAIR OF LINKAGE, EACH OF WHICH INCLUDES A CENTERMOST LINK CARRYING A SPROCKET GUIDED FOR MOVEMENT ALONG A PATH PARELLEL TO THE BEAD ALIGNER WHEELS. EACH SPROCKET IS ENTRAINED BY A CHAIN HAVING ENDS CONNECTED TO RESPECTIVE FIXED AND MOVABLE PORTIONS OF THE APPARATUS SUCH THAT UPON RELATIVE MOVEMENT OF THE BEAD ALIGNER WHEELS TOWARD OR AWAY FROM EACH OTHER THE SPROCKETS REMAIN MIDWAY BETWEEN THE BEAD ALIGNER WHEELS WHEREBY A TIRE THEREBETWEEN WILL BE POSITIONED EXACTLY CENTRALLY OF THE MATRIX TO ASSURE THAT THE CENTER OF THE NEW TREAD WILL BE AT THE CENTER OF THE TIRE AS MEASURED FROM BOTH BEADS.

Inventors

  • 👤 Kenneth T Macmillan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 16:28
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/54

Claims Analysis

Total Claims: 0
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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) 1974-10-04 1975-04-05 1975-10-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-10-04 1979-04-05 1979-10-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-10-04 1983-04-05 1983-10-05 $7700.00 Window Closed / Lapsed

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