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US3284266A Expired / Lapsed US ⏱️ 0.0 years remaining

Manufacture of particle board

Assignee: Individual
•
Filing: 1962-09-24
•
Granted: 1966-11-08
•
Expires: 1982-09-24
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Abstract

No abstract record available.

Inventors

  • 👤 Milton L Clifford

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 16:23
CPC Classifications
B; B27; B27N; B27N3/00; B27N3/08; B27N3/10; B27N3/14

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 181 words
AN APPARATUS FOR STRATIFYING TREE PARTICLES FOR USE IN THE PRODUCTION OF PARTICLE BOARD, COMPRISING: A SUPPORTING FRAMEWORK; CAUL SUPPORT MEANS ON SAID FRAMEWORK ADAPTED TO MAINTAIN INDIVIDUAL, CAULS IN A HORIZONTAL POSITION AND TO EFFECT LONGITUDINAL MOTION THEREOF; SCREEN MEANS MOUNTED ABOVE SAID CAUL SUPPORT MEANS, SAID SCREEN MEANS COMPRISING A PLURALITY OF LONGITUDINALLY ADJACENT SCREEN SECTIONS HAVING VARYING SCREEN OPENINGS IN A PROGRESSIVE SIZE SEQUENCE ALONG THE LENGTH THEREOF, EACH SECTION BEING SEPARATED FROM THE SECTIONS ADJACENT THERETO BY TRANSVERSE SOLID PARTITIONS; RECIPROCATING DRIVE MEANS ON SAID FRAMEWORK OPERATIVELY CONNECTED TO SAID SCREEN MEANS ADAPTED TO EFFECT MOTION OF PARTICLES ON SAID SECTIONS PROGRESSIVELY ALONG THE SECTIONS TOWARD THE SECTION HAVING THE LARGEST SCREEN OPENINGS; DELIVERY MEANS LOCATED ABOVE SAID SCREEN MEANS ADAPTED TO DEPOSIT A MIXTURE OF TREE PARTICLES UPON A SCREEN SECTION HAVING RELATIVELY SMALL SCREEN OPENINGS; AND TRANSVERSE BINDER SUPPLY MEANS LOCATED INTERMEDIATE THE CAUL SUPPORT MEANS AND SAID SCREEN MEANS VERTICALLY BELOW EACH PARTITION OF SAID SCREEN MEANS ADAPTED TO DIRECT A BINDING AGENT TOWARD SAID CAUL SUPPORT MEANS IN A LATERALLY DISPERSED DOWNWARD DIRECTION.
Claim 2
Independent Claim 181 words
AN APPARATUS FOR STRATIFYING TREE PARTICLES FOR USE IN THE PRODUCTION OF PARTICLE BOARD, COMPRISING: A SUPPORTING FRAMEWORK; CAUL SUPPORT MEANS ON SAID FRAMEWORK ADAPTED TO MAINTAIN INDIVIDUAL, CAULS IN A HORIZONTAL POSITION AND TO EFFECT LONGITUDINAL MOTION THEREOF; SCREEN MEANS MOUNTED ABOVE SAID CAUL SUPPORT MEANS, SAID SCREEN MEANS COMPRISING A PLURALITY OF LONGITUDINALLY ADJACENT SCREEN SECTIONS HAVING VARYING SCREEN OPENINGS IN A PROGRESSIVE SIZE SEQUENCE ALONG THE LENGTH THEREOF, EACH SECTION BEING SEPARATED FROM THE SECTIONS ADJACENT THERETO BY TRANSVERSE SOLID PARTITIONS; RECIPROCATING DRIVE MEANS ON SAID FRAMEWORK OPERATIVELY CONNECTED TO SAID SCREEN MEANS ADAPTED TO EFFECT MOTION OF PARTICLES ON SAID SECTIONS PROGRESSIVELY ALONG THE SECTIONS TOWARD THE SECTION HAVING THE LARGEST SCREEN OPENINGS; DELIVERY MEANS LOCATED ABOVE SAID SCREEN MEANS ADAPTED TO DEPOSIT A MIXTURE OF TREE PARTICLES UPON A SCREEN SECTION HAVING RELATIVELY SMALL SCREEN OPENINGS; AND TRANSVERSE BINDER SUPPLY MEANS LOCATED INTERMEDIATE THE CAUL SUPPORT MEANS AND SAID SCREEN MEANS VERTICALLY BELOW EACH PARTITION OF SAID SCREEN MEANS ADAPTED TO DIRECT A BINDING AGENT TOWARD SAID CAUL SUPPORT MEANS IN A LATERALLY DISPERSED DOWNWARD DIRECTION.

References Cited (Backward Citations)

US2673370A Cited
US2783698A Cited
US2737997A Cited
GB809332A Cited
US3021244A Cited
US3028287A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-07 1970-05-09 1970-11-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-07 1974-05-09 1974-11-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-07 1978-05-09 1978-11-08 $7700.00 Window Closed / Lapsed

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