Patent US3244338A successfully refreshed from Google Patents.
US3244338A
Expired / Lapsed
US
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Apparatus for cutting sheets of glass
Assignee: Libbey Owens Ford Glass Co
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Filing: 1960-05-25
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Granted: 1966-04-05
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Expires: 1980-05-25
Abstract
No abstract record available.
Inventors
- 👤 Jr George F Ritter
- 👤 Robert H Welker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:10
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/02; C03B33/023; C03B33/03; C03B33/027; C03B33/033; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T83/00; Y10T83/02; Y10T83/0333; Y10T83/0385
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN APPARATUS FOR BISECTING A RECTILINEAR SHEET OF GLASS INTO TWO TRAPEZOIDAL PORTIONS, A CONVEYOR FOR CARRYING SAID SHEET ALONG A DEFINITE HORIZONTAL PATH, MEANS FOR POSITIONING A SHEET OF GLASS TO BE CUT ON SAID CONVEYOR, WITH THE BISECTION LINE COINCIDENT WITH THE LONGITUDINAL AXIS OF SAID CONVEYOR, CUTTING MEANS INCLUDING A ROTATABLE SCORING WHEEL MOUNTED ABOVE SAID CONVEYOR, MEANS FOR PIVOTALLY MOUNTING SAID CUTTING MEANS TO SWING ABOUT A VERTICAL AXIS, AND MEANS FOR RESILIENTLY BIASING SAID CUTTING MEANS ABOUT SAID AXIS SO THAT THE SCORING WHEEL IS NORMAL TO THE LEADING EDGE OF THE SHEET WHEN INITIALLY CONTACTED THEREBY.
Claim 2
Dependent Claim
102 words
IN APPARATUS FOR BISECTING A RECTILINEAR SHEET OF GLASS INTO TWO TRAPEZOIDAL PORTIONS, A CONVEYOR FOR CARRYING SAID SHEET ALONG A DEFINITE HORIZONTAL PATH, MEANS FOR POSITIONING A SHEET OF GLASS TO BE CUT ON SAID CONVEYOR, WITH THE BISECTION LINE COINCIDENT WITH THE LONGITUDINAL AXIS OF SAID CONVEYOR, CUTTING MEANS INCLUDING A ROTATABLE SCORING WHEEL MOUNTED ABOVE SAID CONVEYOR, MEANS FOR PIVOTALLY MOUNTING SAID CUTTING MEANS TO SWING ABOUT A VERTICAL AXIS, AND MEANS FOR RESILIENTLY BIASING SAID CUTTING MEANS ABOUT SAID AXIS SO THAT THE SCORING WHEEL IS NORMAL TO THE LEADING EDGE OF THE SHEET WHEN INITIALLY CONTACTED THEREBY.
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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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |