US3151963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for winding glass strands
Assignee: PPG Industries Inc
•
Filing: 1961-05-25
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Granted: 1964-10-06
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Expires: 1981-05-25
Abstract
No abstract record available.
Inventors
- 👤 John K Cochran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:04
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2803; B65H54/2836; B65H54/2842; B65H54/2893; B65H55/00; B65H55/04; B65H57/00; B65H57/28; B65H2403/00; B65H2403/40; B65H2403/47; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/312; B65H2701/3122; Y; Y10; Y10S; Y10S242/00; Y10S242/92
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
76 words
APPARATUS FOR WINDING A STRAND WHICH COMPRISES A CYLINDRICAL WINDING TUBE, MEANS FOR ROTATING THE TUBE ABOUT ITS AXIS, MEANS FOR RECIPROCATING THE TUBE IN AN AXIAL DIRECTION, A STRAND TRAVERSE POSITIONED ADJACENT THE TUBE, MEANS FOR ACTUATING THE TRAVERSE, AND MEANS FOR RECIPROCATING THE TRAVERSE IN A LINE WHICH IS PARALLEL TO THE AXIS OF THE TUBE AND IN A DIRECTION WHICH IS OPPOSITE TO THE DIRECTION OF MOVEMENT OF THE TUBE DURING ITS RECIPROCATION.
Claim 2
Dependent Claim
76 words
APPARATUS FOR WINDING A STRAND WHICH COMPRISES A CYLINDRICAL WINDING TUBE, MEANS FOR ROTATING THE TUBE ABOUT ITS AXIS, MEANS FOR RECIPROCATING THE TUBE IN AN AXIAL DIRECTION, A STRAND TRAVERSE POSITIONED ADJACENT THE TUBE, MEANS FOR ACTUATING THE TRAVERSE, AND MEANS FOR RECIPROCATING THE TRAVERSE IN A LINE WHICH IS PARALLEL TO THE AXIS OF THE TUBE AND IN A DIRECTION WHICH IS OPPOSITE TO THE DIRECTION OF MOVEMENT OF THE TUBE DURING ITS RECIPROCATION.
Claim 3
Dependent Claim
108 words
APPARATUS FOR FORMING A STRAND OF GLASS FIBERS WHICH COMPRISES A CONTAINER FOR HOLDING A SUPPLY OF MOLTEN GLASS AND MEANS FOR DRAWING A PLURALITY OF GLASS FIBERS FROM THE CONTAINER INCLUDING A GUIDE FOR GROUPING THE FIBERS INTO A STRAND, A CYLINDRICAL WINDING TUBE, MEANS FOR ROTATING THE TUBE ABOUT ITS AXIS, MEANS FOR RECIPROCATING THE TUBE IN AN AXIAL DIRECTION, A STRAND TRAVERSE MECHANISM POSITIONED ADJACENT THE TUBE, MEANS FOR ACTUATING THE TRAVERSE, AND MEANS FOR RECIPROCATING THE TRAVERSE IN A LINE WHICH IS PARALLEL TO THE AXIS OF THE TUBE AND IN A DIRECTION WHICH IS OPPOSITE TO THE RECIPROCATING MOVEMENT OF THE ROTATING TUBE.
Claim 4
Dependent Claim
108 words
APPARATUS FOR FORMING A STRAND OF GLASS FIBERS WHICH COMPRISES A CONTAINER FOR HOLDING A SUPPLY OF MOLTEN GLASS AND MEANS FOR DRAWING A PLURALITY OF GLASS FIBERS FROM THE CONTAINER INCLUDING A GUIDE FOR GROUPING THE FIBERS INTO A STRAND, A CYLINDRICAL WINDING TUBE, MEANS FOR ROTATING THE TUBE ABOUT ITS AXIS, MEANS FOR RECIPROCATING THE TUBE IN AN AXIAL DIRECTION, A STRAND TRAVERSE MECHANISM POSITIONED ADJACENT THE TUBE, MEANS FOR ACTUATING THE TRAVERSE, AND MEANS FOR RECIPROCATING THE TRAVERSE IN A LINE WHICH IS PARALLEL TO THE AXIS OF THE TUBE AND IN A DIRECTION WHICH IS OPPOSITE TO THE RECIPROCATING MOVEMENT OF THE ROTATING TUBE.
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |