US3216635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for tracing and breaking glass sheets
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1962-02-19
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Granted: 1965-11-09
•
Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Lefevre Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:07
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/02; C03B33/023; C03B33/03; C03B33/027; C03B33/033; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T225/371; Y10T225/379; Y10T83/00; Y10T83/02; Y10T83/0333; Y10T83/0385; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/525; Y10T83/531; Y10T83/541; Y10T83/544; Y10T83/647; Y10T83/6572; Y10T83/6574
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
140 words
IN AN APPARATUS FOR SEVERING SECTIONS FROM A GLASS SHEET THE COMBINATION OF A TRACKING MEANS, A CONVEYOR TO MOVE SAID SHEET INTO OPERATIVE RELATIONSHIP WITH SAID TRACING MEANS, MEANS TO STOP SAID CONVEYOR WHEN THE FORWARD EDGE OF SAID SHEET IS POSITIONED A PREDETERMINED DISTANCE FROM SAID TRACING MEANS, SHEET ALIGNMENT MEANS ACTUATED BY SAID STOP MEANS TO ALIGN THE FORWARD EDGE OF SAID SHEET RELATIVE TO SAID TRACING MEANS, MEANS TO MOVE SAID TRACING MEANS ALONG ONE SURFACE OF SAID SHEET TO FORM A TRACE LINE THEREON, MEANS TO APPLY AN UPWARD PRESSURE ON THE OTHER SURFACE OF SAID SHEET AT A POSITION IN ALIGNMENT WITH SAID TRACE LINE, AND MEANS FOR APPLYING A ROTARY DOWNWARD PRESSURE ON SAID ONE SHEET SURFACE ON EACH SIDE OF SAID TRACE LINE SIMULTANEOUSLY WITH THE OPERATION OF SAID UPWARD PRESSURE MEANS.
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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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |