US3204602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying adhesive to corrugated sheets
Assignee: Samuel M Langston Co
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Filing: 1963-01-14
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Granted: 1965-09-07
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Expires: 1983-01-14
Abstract
No abstract record available.
Inventors
- 👤 James T Ferara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:04
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2818
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
APPARATUS FOR APPLYING ADHESIVE TO CORRUGATED SHEETS COMPRISING IN COMBINATION, A CORRUGATED ROLL CARRYING A CORRUGATED SHEET THEREON, AXIALLY SPACED ARCUATE RIB MEMBERS HOLDING THE CORRUGATED SHEET ON THE CORRUGATED ROLL, AN ADHESIVE APPLYING ROLL HAVING A SURFACE FOR APPLYING ADHESIVE TO THE CRESTS OF SAID CORRUGATED SHEET AND GROOVES RECEIVING SAID ARCUATE RIB MEMBERS, A DOCTOR ROLL OPERATING ADJACENT THE SURFACE OF SAID ADHESIVE APPLYING ROLL, AN ADHESIVE HOLDING PAN IN WHICH THE LOWER PART OF SAID ADHESIVE APPLYING ROLL DIPS, ADJUSTABLY MOUNTED CLEANOUT FINGERS MOUNTED ABOVE THE ROLLS IN SAID PAN WITH THEIR ENDS DISPOSED IN THE GROOVES OF SAID ADHESIVE APPLYING ROLL AT THE NIP WITH THE SAID DOCOTR ROLL FOR METERING THE AMOUNT OF ADHESIVE SUPPLIED BY SAID GROOVES, AND MEANS TO SHIFT THE POSITION OF SAID FINGERS TODIFFERENT VERTICAL POSITIONS IN SAID GROOVES TO CHANGE THE AMOUNT OF ADHESIVE APPLIED AT SAID GROOVES TO SAID CORRUGATED SHEET.
Claim 2
Dependent Claim
152 words
APPARATUS FOR APPLYING ADHESIVE TO CORRUGATED SHEETS COMPRISING IN COMBINATION, A CORRUGATED ROLL CARRYING A CORRUGATED SHEET THEREON, AXIALLY SPACED ARCUATE RIB MEMBERS HOLDING THE CORRUGATED SHEET ON THE CORRUGATED ROLL, AN ADHESIVE APPLYING ROLL HAVING A SURFACE FOR APPLYING ADHESIVE TO THE CRESTS OF SAID CORRUGATED SHEET AND GROOVES RECEIVING SAID ARCUATE RIB MEMBERS, A DOCTOR ROLL OPERATING ADJACENT THE SURFACE OF SAID ADHESIVE APPLYING ROLL, AN ADHESIVE HOLDING PAN IN WHICH THE LOWER PART OF SAID ADHESIVE APPLYING ROLL DIPS, ADJUSTABLY MOUNTED CLEANOUT FINGERS MOUNTED ABOVE THE ROLLS IN SAID PAN WITH THEIR ENDS DISPOSED IN THE GROOVES OF SAID ADHESIVE APPLYING ROLL AT THE NIP WITH THE SAID DOCOTR ROLL FOR METERING THE AMOUNT OF ADHESIVE SUPPLIED BY SAID GROOVES, AND MEANS TO SHIFT THE POSITION OF SAID FINGERS TODIFFERENT VERTICAL POSITIONS IN SAID GROOVES TO CHANGE THE AMOUNT OF ADHESIVE APPLIED AT SAID GROOVES TO SAID CORRUGATED SHEET.
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |