Patent US4465730A successfully refreshed from Google Patents.
Patent US3209724A successfully refreshed from Google Patents.
US3209724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating apparatus
Assignee: Individual
•
Filing: 1963-03-06
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Granted: 1965-10-05
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Expires: 1983-03-06
Abstract
No abstract record available.
Inventors
- 👤 Kubodera Hisayoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:16
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/46; D06; D06B; D06B5/00; D06B5/02; D06B5/08; D21H5/00; D21H5/0005; D21H5/0042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
AN APPARATUS FOR THE CONTINOUS PERMEATING APPLICATION OF LIQUIDS IN GEL, SOL, AND COLLOID FORM TO ELONGATED SHEETS OF FIBROUS MATERIAL WORKPIECES, COMPRISING IN COMBINATION, AN APPLICATION STATION HAVING AN ELONGATED HOLLOW CYLINDRICAL BODY OF MORE THAN SUFFICIENT LENGTH TO ACCOMMODATE THE WIDTH OF THE WORKPIECE TO BE TREATED, THE LOWER PORTION OF SAID BODY FORMING A FIXED SLIDE SURFACE; A SHELF PLATE PARTITION ACROSS SAID CYLINDER, DIVIDING IT INTO AN UPPER SOLUTION RECEIVING CHAMBER AND A LOWER SOLUTION APPLICATION CHAMBER, SAID PARTITION HAVING ACROSS IT ENTIRE LENGTH A FLOW OF SOLUTION DISTRIBUTION HOLES; A SUPPLY PIPE FOR SUPPLYING SOLUTION TO SAID SOLUTION RECEIVING CHAMBER; OVERFLOW PIPES FOR REMOVING SOLUTION FROM SAID SOLUTION DISTRIBUTION AND SOLUTION APPLICATION CHAMBERS; AN ELONGATED NARROW SLIT LOCATED IN SAID LOWER BODY PORTION AT THE SLIDE SURFACE THEREOF AND EXTENDING ACROSS THE LENGTH OF SAID BODY SO AS TO CONTACT SAID WORKPIECE AND SO AS TO PLACE SAID LIQUID IN COMMUNICATION WITH SAID WORKPIECE; GUIDE ROLLER MEANS ABOVE SAID APPLICATION STATION TO GUIDE THE WORKPIECE AROUND SAID SLIDE SURFACE IN SLIDING CONTACT THEREWITH; PAY-OFF AND TAKE-UP MEANS FOR SAID WORKPIECE; AND SQUEEZE ROLLERS ALONG THE PATH OF TRAVEL OF SAID WORKPIECE PAST SAID APPLICATION STATION DISPOSED TO SPREAD OUT THE LIQUID EVENLY OVER SAID WORKPIECE.
Claim 2
Independent Claim
210 words
AN APPARATUS FOR THE CONTINOUS PERMEATING APPLICATION OF LIQUIDS IN GEL, SOL, AND COLLOID FORM TO ELONGATED SHEETS OF FIBROUS MATERIAL WORKPIECES, COMPRISING IN COMBINATION, AN APPLICATION STATION HAVING AN ELONGATED HOLLOW CYLINDRICAL BODY OF MORE THAN SUFFICIENT LENGTH TO ACCOMMODATE THE WIDTH OF THE WORKPIECE TO BE TREATED, THE LOWER PORTION OF SAID BODY FORMING A FIXED SLIDE SURFACE; A SHELF PLATE PARTITION ACROSS SAID CYLINDER, DIVIDING IT INTO AN UPPER SOLUTION RECEIVING CHAMBER AND A LOWER SOLUTION APPLICATION CHAMBER, SAID PARTITION HAVING ACROSS IT ENTIRE LENGTH A FLOW OF SOLUTION DISTRIBUTION HOLES; A SUPPLY PIPE FOR SUPPLYING SOLUTION TO SAID SOLUTION RECEIVING CHAMBER; OVERFLOW PIPES FOR REMOVING SOLUTION FROM SAID SOLUTION DISTRIBUTION AND SOLUTION APPLICATION CHAMBERS; AN ELONGATED NARROW SLIT LOCATED IN SAID LOWER BODY PORTION AT THE SLIDE SURFACE THEREOF AND EXTENDING ACROSS THE LENGTH OF SAID BODY SO AS TO CONTACT SAID WORKPIECE AND SO AS TO PLACE SAID LIQUID IN COMMUNICATION WITH SAID WORKPIECE; GUIDE ROLLER MEANS ABOVE SAID APPLICATION STATION TO GUIDE THE WORKPIECE AROUND SAID SLIDE SURFACE IN SLIDING CONTACT THEREWITH; PAY-OFF AND TAKE-UP MEANS FOR SAID WORKPIECE; AND SQUEEZE ROLLERS ALONG THE PATH OF TRAVEL OF SAID WORKPIECE PAST SAID APPLICATION STATION DISPOSED TO SPREAD OUT THE LIQUID EVENLY OVER SAID WORKPIECE.
References Cited (Backward Citations)
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |