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US3133850A Expired / Lapsed US ⏱️ 0.0 years remaining

Continuous making of plywood

Assignee: Individual
•
Filing: 1960-11-17
•
Granted: 1964-05-19
•
Expires: 1980-11-17
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Abstract

No abstract record available.

Inventors

  • 👤 Alenius Nils Robert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 12:01
CPC Classifications
B; B27; B27D; B27D3/00; B27D3/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/108; Y10T156/1089; Y10T156/1092; Y10T156/1093; Y10T156/12; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1741; Y10T156/1744; Y10T156/1749; Y10T156/1751; Y10T156/1754; Y10T156/1759

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 185 words
A CONTINUOUS PROCESS FOR THE MAKING OF PLYWOOD, WHICH COMPRISES: ASSEMBLING THE COMPONENTS WHICH CONSTITUTE THE PLYWOOD TO FORM THE REQUISTIE NUMBER OF SEPARATE CONTINUOUS LAYERS; CONTINUOUSLY MOVING SAID CONTINUOUS LAYERS SO AS TO CONVERGE INTO JUXTAPOSITION AND FORM A MULTI-PLY ASSEMBLY; DURING THEIR MOVEMENT CREATING AND MAINTAINING TIGHT CONTACT BETWEEN THE INDIVIDUAL COMPONENTS OF THE LAYERS; APPLYING THERMO-SETTING ADHESIVE BETWEEN THE CONTINUOUS LAYERS PRIOR TO THEIR CONVERGENCE; KEEPING THE MOVING MULTI-PLY ASSEMBLY IN A GRIP WHICH PREVENTS THE INDIVIDUAL COMPONENTS OF THE ASSEMBLY FROM BEING DISPLACED FROM THEIR PREDETERMINED POSITION WITHIN THE ASSEMBLY; SUBMITTING THE CONTINOUSLY MOVING ASSEMBLY WHILE IT IS IN SAID GRIP, TO A "TACKING" OPERATION BY BRINGIN THE ADHESIVE OF THE ASSEMBLY TO SET ON LIMITED AREAS OF THE ASSEMBLY TO AN EXTENT WHICH PERMITS REMOVAL OF THE ASSEMBLY FROM SAID GRIP WITHOUT DISPLACEMENT OF ITS COMPONENTS FROM THEIR PREDETERMINED POSITION; SUBJECTING THE CONTINUOUSLY MOVING "TACKED" ASSEMBLY TO A PRESSING OPERATION CARRIED OUT STEP-WISE WHEREBY THE ADHESIVE OF THE ASSEMBLY IS SET OVER ITS ENTIRE AREA; HAVING THE RESULTING CONTINOUS PLYWOOD MAT EDGETRIMMED AND CUT INTO PANELS OF THE LENGTHS DESIRED.
Claim 2
Dependent Claim 185 words
A CONTINUOUS PROCESS FOR THE MAKING OF PLYWOOD, WHICH COMPRISES: ASSEMBLING THE COMPONENTS WHICH CONSTITUTE THE PLYWOOD TO FORM THE REQUISTIE NUMBER OF SEPARATE CONTINUOUS LAYERS; CONTINUOUSLY MOVING SAID CONTINUOUS LAYERS SO AS TO CONVERGE INTO JUXTAPOSITION AND FORM A MULTI-PLY ASSEMBLY; DURING THEIR MOVEMENT CREATING AND MAINTAINING TIGHT CONTACT BETWEEN THE INDIVIDUAL COMPONENTS OF THE LAYERS; APPLYING THERMO-SETTING ADHESIVE BETWEEN THE CONTINUOUS LAYERS PRIOR TO THEIR CONVERGENCE; KEEPING THE MOVING MULTI-PLY ASSEMBLY IN A GRIP WHICH PREVENTS THE INDIVIDUAL COMPONENTS OF THE ASSEMBLY FROM BEING DISPLACED FROM THEIR PREDETERMINED POSITION WITHIN THE ASSEMBLY; SUBMITTING THE CONTINOUSLY MOVING ASSEMBLY WHILE IT IS IN SAID GRIP, TO A "TACKING" OPERATION BY BRINGIN THE ADHESIVE OF THE ASSEMBLY TO SET ON LIMITED AREAS OF THE ASSEMBLY TO AN EXTENT WHICH PERMITS REMOVAL OF THE ASSEMBLY FROM SAID GRIP WITHOUT DISPLACEMENT OF ITS COMPONENTS FROM THEIR PREDETERMINED POSITION; SUBJECTING THE CONTINUOUSLY MOVING "TACKED" ASSEMBLY TO A PRESSING OPERATION CARRIED OUT STEP-WISE WHEREBY THE ADHESIVE OF THE ASSEMBLY IS SET OVER ITS ENTIRE AREA; HAVING THE RESULTING CONTINOUS PLYWOOD MAT EDGETRIMMED AND CUT INTO PANELS OF THE LENGTHS DESIRED.

References Cited (Backward Citations)

US1870041A Cited
US2084980A Cited
US2457498A Cited
US2478857A Cited
US2488759A Cited
US2490819A Cited
US2572772A Cited
US2691995A Cited
US3021248A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-19 1967-11-18 1968-05-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-19 1971-11-18 1972-05-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-19 1975-11-18 1976-05-19 $7700.00 Window Closed / Lapsed

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