Patent US3140629A successfully refreshed from Google Patents.
US3140629A
Expired / Lapsed
US
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Glass cutting apparatus
Assignee: PPG Industries Inc
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Filing: 1961-02-21
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Granted: 1964-07-14
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Expires: 1981-02-21
Abstract
No abstract record available.
Inventors
- 👤 Edward D Ingold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:20
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/02; C03B33/023; C03B33/03; F; F04; F04B; F04B53/00; F04B53/10; F04B53/12; F04B53/125; F04B53/126; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T83/00; Y10T83/02; Y10T83/0333; Y10T83/0363; Y10T83/037; Y10T83/525; Y10T83/531; Y10T83/536; Y10T83/647; Y10T83/6572; Y10T83/748; Y10T83/7593; Y10T83/7633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
AN APPARATUS FOR CUTTING A MOVING GLASS SHEET ALONG A LINE NORMAL TO THE LEADING EDGE OF THE MOVING SHEET WHICH COMPRISES A SUPPORTING STRUCTURE, CONVEYOR MEANS TO MOVE A HORIZONTAL GLASS SHEET IN A HORIZONTAL PATH OF TRAVEL, A GLASS SCORING TOOL MOUNTED ON THE SUPPORTING STRUCTURE TO SCORE THE SHEET ALONG A LINE AT A SCORING STATION DURING TRAVEL OF THE SHEET PROVIDED BY SAID CONVEYOR MEANS, A PAIR OF SHEET-STOPPING MEANS, SAID SHEET-STOPPING MEANS BEING SPACED FROM EACH OTHER IN A VERTICAL PLANE NORMAL TO THE HORIZONTAL PATH OF TRAVEL OF THE SHEET AND EACH SHEET-STOPPING MEANS BEING MOUNTED FOR MOVEMENT BETWEEN A FIRST POSITION IN THE PATH OF TRAVEL OF THE MOVING SHEET AND A SECOND POSITION OUT OF THE PATH OF TRAVEL OF THE MOVING SHEET, ACTUATED POWER MEANS TO MOVE SAID PAIR OF SHEET-STOPPING MEANS PARALLEL TO THE PATH OF TRAVEL OF THE MOVING SHEET BETWEEN A FIRST STATION AND A SECOND STA-
Claim 2
Independent Claim
159 words
AN APPARATUS FOR CUTTING A MOVING GLASS SHEET ALONG A LINE NORMAL TO THE LEADING EDGE OF THE MOVING SHEET WHICH COMPRISES A SUPPORTING STRUCTURE, CONVEYOR MEANS TO MOVE A HORIZONTAL GLASS SHEET IN A HORIZONTAL PATH OF TRAVEL, A GLASS SCORING TOOL MOUNTED ON THE SUPPORTING STRUCTURE TO SCORE THE SHEET ALONG A LINE AT A SCORING STATION DURING TRAVEL OF THE SHEET PROVIDED BY SAID CONVEYOR MEANS, A PAIR OF SHEET-STOPPING MEANS, SAID SHEET-STOPPING MEANS BEING SPACED FROM EACH OTHER IN A VERTICAL PLANE NORMAL TO THE HORIZONTAL PATH OF TRAVEL OF THE SHEET AND EACH SHEET-STOPPING MEANS BEING MOUNTED FOR MOVEMENT BETWEEN A FIRST POSITION IN THE PATH OF TRAVEL OF THE MOVING SHEET AND A SECOND POSITION OUT OF THE PATH OF TRAVEL OF THE MOVING SHEET, ACTUATED POWER MEANS TO MOVE SAID PAIR OF SHEET-STOPPING MEANS PARALLEL TO THE PATH OF TRAVEL OF THE MOVING SHEET BETWEEN A FIRST STATION AND A SECOND STA-
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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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |