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US3259157A Expired / Lapsed US ⏱️ 0.0 years remaining

Production of dimensional lumber from small-diameter logs

Assignee: Individual
•
Filing: 1965-04-23
•
Granted: 1966-07-05
•
Expires: 1985-04-23
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Abstract

No abstract record available.

Inventors

  • 👤 Ernest E Runnion

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 03:12
CPC Classifications
B; B27; B27B; B27B25/00; B27B25/04; B27B1/00; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6587; Y10T83/6588

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 212 words
THE METHOD OF CUTTING A LOG WHICH COMPRISES CONVEYING THE LOG ALONG AN ESTABLISHED LINEAR TRAVEL PATH THROUGH A SUCCESSION OF LOCALIZED IN-LINE CUTTING STATION, AND AS THE LOG TRAVERSE SAID STATIONS IN COURSE OF SAID CONVEYED TRAVEL FIRST PROGRESSIVELY PROFILING THE LOG SO AS TO PRODUCE, AT EACH OF THE OPPOSITE SIDES OF A VERTICAL DIAMETER OF THE LOG, PYRAMINDED STEPS ASCENDING ABOVE AND DESCENDING BELOW THE HORIZONTAL DIAMETER OF THE LOG WITH THE RISER FACES OF SAID ASCENDING STEPS LYING PARALLEL TO ONE ANOTHER AND BEING CO-PLANAR WITH THE RISER FACES OF THE DESCENDING STEPS, AND THEN PRODUCING DIMENSIONAL LUMBER FROM THE PROFILED LOG BY SAWING THE SAME LOGITUDINALLY ON THE PLANES OF SAID RISER FACES, AT LEAST A RESPECTIVE ONE OF THE RISER FACES WHICH SAID PROFILING PORVIDES LOCATED BELOW THE HORIZONTAL DIAMETER OF THE LOG AT EACH OF THE OPPOSITE SIDES OF SAID VERTICAL DIAMETER TOGETHER WITH THE RUN COMPONENT OF A DOWNWARDLY FACING STEP WHICH MEETS SAID RESPECTIVE RISER FACE BEING EMPLOYED AS GUIDE SURFACE TO HOLD THE LOG AGAINST LATERAL DISPLACEMENT THROUGOUT SUBSTANTIALLY THE ENTIRE PERIOD OF THE LOG''S FOLLOWING CONVEYED TRAVEL COMMENCING AS SOON AS EACH SAID CONCERNED RISER FACE AND RUN COMPONENT OF THE STEP TAKES SHAPE UPON THE LEADING END OF THE LOG.
Claim 2
Independent Claim 212 words
THE METHOD OF CUTTING A LOG WHICH COMPRISES CONVEYING THE LOG ALONG AN ESTABLISHED LINEAR TRAVEL PATH THROUGH A SUCCESSION OF LOCALIZED IN-LINE CUTTING STATION, AND AS THE LOG TRAVERSE SAID STATIONS IN COURSE OF SAID CONVEYED TRAVEL FIRST PROGRESSIVELY PROFILING THE LOG SO AS TO PRODUCE, AT EACH OF THE OPPOSITE SIDES OF A VERTICAL DIAMETER OF THE LOG, PYRAMINDED STEPS ASCENDING ABOVE AND DESCENDING BELOW THE HORIZONTAL DIAMETER OF THE LOG WITH THE RISER FACES OF SAID ASCENDING STEPS LYING PARALLEL TO ONE ANOTHER AND BEING CO-PLANAR WITH THE RISER FACES OF THE DESCENDING STEPS, AND THEN PRODUCING DIMENSIONAL LUMBER FROM THE PROFILED LOG BY SAWING THE SAME LOGITUDINALLY ON THE PLANES OF SAID RISER FACES, AT LEAST A RESPECTIVE ONE OF THE RISER FACES WHICH SAID PROFILING PORVIDES LOCATED BELOW THE HORIZONTAL DIAMETER OF THE LOG AT EACH OF THE OPPOSITE SIDES OF SAID VERTICAL DIAMETER TOGETHER WITH THE RUN COMPONENT OF A DOWNWARDLY FACING STEP WHICH MEETS SAID RESPECTIVE RISER FACE BEING EMPLOYED AS GUIDE SURFACE TO HOLD THE LOG AGAINST LATERAL DISPLACEMENT THROUGOUT SUBSTANTIALLY THE ENTIRE PERIOD OF THE LOG''S FOLLOWING CONVEYED TRAVEL COMMENCING AS SOON AS EACH SAID CONCERNED RISER FACE AND RUN COMPONENT OF THE STEP TAKES SHAPE UPON THE LEADING END OF THE LOG.

References Cited (Backward Citations)

US1421204A Cited
AT109283B Cited
GB294604A Cited
US1938108A Cited
DE668638C Cited
GB853929A Cited
US3082802A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-07-04 1970-01-03 1970-07-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-07-04 1974-01-03 1974-07-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-07-04 1978-01-03 1978-07-05 $7700.00 Window Closed / Lapsed

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