Patent US3319765A successfully refreshed from Google Patents.
US3319765A
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US
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Production line spacing method and apparatus
Assignee: Weyerhaeuser Co
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Filing: 1963-06-10
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Granted: 1967-05-16
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Earl D Hasenwinkle
- 👤 Henry M Preusser
- 👤 Eric B Denton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:22
CPC Classifications
B; B27; B27D; B27D1/00; B27D1/04; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
101 words
IN A METHOD OF MANUFACTURING LAMINATED PRODUCTS ON A POTENTIALLY CONTINUOUS FLOW PRODUCTION CONVEYOR LINE WHEREIN SPACING OF SOME LAMINAE IS REQUIRED SO THE PASSING LAMINA MAY INITIATE, CONTROL AND ACCOMPLISH PRODUCTION OPERATIONS, A METHOD OF SPACING LAMINAE, COMPRISING: (A) MAINTAINING A SPACER SUPPLY NEAR THE COMMENCEMENT OF THE CONTINUOUS FLOW PRODUCTION LINE; (B) SUPPORTING AND MOVING THE SPACER SUPPLY IN A CLOSED LOOP TRAVEL PATH CO-EXTENSIVE WITH THE PRODUCTION LINE WHERE NEEDED; (C) FEEDING EACH LAMINA TO SAID PRODUCTION LINE WITH A SPACE BETWEEN THE TRAILING EDGE OF A PREVIOUSLY FED LAMINA AND THE LEADING EDGE OF THE ONCOMING LAMINA;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |