Patent US2982679A successfully refreshed from Google Patents.
US2982679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressing apparatus for glass laminates
Assignee: PPG Industries Inc
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Filing: 1956-08-03
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Granted: 1961-05-02
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Expires: 1976-08-03
Abstract
No abstract record available.
Inventors
- 👤 Henry J Snyder
- 👤 Paul C Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:03
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10807; B32B17/10816; B32B17/10825; B32B17/10862; B32B17/10009; B32B17/10036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
APPARATUS FOR PRESSING A BENT LAMINATE COMPRISING TWO MATCHED CURVED GLASS SHEETS AND A THERMOPLASTIC INTERLAYER, SAID APPARATUS COMPRISING A SUPPORTING STRUCTURE, A FREELY TURNING BALANCED ROLL HOUSING ASSEMBLY INCLUDING A PAIR OF SPACED SUPPORTING MEMBERS, SAID TRUNNIUN FOR EACH OF SAID SUPPORTING MEMBERS, SAID TRUNNIONS ROTATABLY MOUNTED TO SAID SUPPORTING STRUCTURE PROVIDING AN AXIS OF ROTATION FOR SAID ASSEMBLY BETWEEN A POSITION TO RECEIVE A LAMINATE AND A POSITION TO DISCHARGE THE LAMINATE, A PAIR OF NIPPER ROLLS ROTATABLY MOUNTED TO THE SUPPORTING MEMBERS FOR ENGAGEMENT OF THE ROLLS AGAINST OPPOSITE SURFACES OF THE LAMINATE AND DRIVE MEANS OPERATIVELY CONNECTED TO ONE OF SAID NIPPER ROLLS FOR ROTATION OF SAID ROLL ABOUT ITS AXIS OF ROTATION, AND A ROTATABLE POWER-DRIVEN MEANS INCLUDING A SHAFT ROTATABLY MOUNTED COAXIAL WITH ONE OF SAID TRUNNIONS AND BETWEEN SAID SPACED SUPPORTING MEMBERS, MEANS FOR ROTATING SAID SHAFT, AND MEANS CONNECTED TO SAID SHAFT AND OPERATIVELY CONNECTED TO SAID DRIVE MEANS OF SAID ASSEMBLY AND PROVIDING THEREWITH A TORQUE CAUSING ROTATION OF SAID ASSEMBLY INTO THE POSITION TO RECEIVE THE LAMINATE.
Claim 2
Dependent Claim
177 words
APPARATUS FOR PRESSING A BENT LAMINATE COMPRISING TWO MATCHED CURVED GLASS SHEETS AND A THERMOPLASTIC INTERLAYER, SAID APPARATUS COMPRISING A SUPPORTING STRUCTURE, A FREELY TURNING BALANCED ROLL HOUSING ASSEMBLY INCLUDING A PAIR OF SPACED SUPPORTING MEMBERS, SAID TRUNNIUN FOR EACH OF SAID SUPPORTING MEMBERS, SAID TRUNNIONS ROTATABLY MOUNTED TO SAID SUPPORTING STRUCTURE PROVIDING AN AXIS OF ROTATION FOR SAID ASSEMBLY BETWEEN A POSITION TO RECEIVE A LAMINATE AND A POSITION TO DISCHARGE THE LAMINATE, A PAIR OF NIPPER ROLLS ROTATABLY MOUNTED TO THE SUPPORTING MEMBERS FOR ENGAGEMENT OF THE ROLLS AGAINST OPPOSITE SURFACES OF THE LAMINATE AND DRIVE MEANS OPERATIVELY CONNECTED TO ONE OF SAID NIPPER ROLLS FOR ROTATION OF SAID ROLL ABOUT ITS AXIS OF ROTATION, AND A ROTATABLE POWER-DRIVEN MEANS INCLUDING A SHAFT ROTATABLY MOUNTED COAXIAL WITH ONE OF SAID TRUNNIONS AND BETWEEN SAID SPACED SUPPORTING MEMBERS, MEANS FOR ROTATING SAID SHAFT, AND MEANS CONNECTED TO SAID SHAFT AND OPERATIVELY CONNECTED TO SAID DRIVE MEANS OF SAID ASSEMBLY AND PROVIDING THEREWITH A TORQUE CAUSING ROTATION OF SAID ASSEMBLY INTO THE POSITION TO RECEIVE THE LAMINATE.
References Cited (Backward Citations)
US1897862A
Cited
US2025115A
Cited
US2628177A
Cited
US2673168A
Cited
US2849345A
Cited
US2729581A
Cited
US2825671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |