US3332631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the grinding and/or dispersing of pigments in a liquid medium
Assignee: Individual
•
Filing: 1964-11-09
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Granted: 1967-07-25
•
Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Wood Joseph Herbert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:38
CPC Classifications
B; B02; B02C; B02C17/00; B01; B01F; B01F27/00; B01F27/60; B01F27/74; B01F33/00; B01F33/80; B01F33/83; B01F33/8305; B02C17/04; B02C17/06; B02C17/16; B02C17/18; B02C17/20; B02C17/22; B01F35/00; B01F35/50; B01F35/53; B01F35/531
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
APPARATUS FOR GRINDING AND/OR DISPENSING PIGMENTS IN A LIQUID VEHICLE, COMPRISING: A CYLINDER, A ROTOR AND A MULTIPLICITY OF ROLLING ELEMENTS IN SAID CYLINDER, AN INLET FOR THE MATERIAL TO BE TREATED IN SAID CYLINDER AND AN OUTLET FROM SAID CYLINDER, MEANS FOR ROTATING SAID ROTOR FOR BRINGING SAID MATERIAL INTO FILM OR LAYER FORM ON THE CYLINDER SURFACE AND FOR CENTRIFUGING THE SAID ROLLING ELEMENTS TO WORK ON THE SAID MATERIAL, DEFLECTING MEMBERS CARRIED BY THE ROTOR AND EXTENDING LENGTHWISE OF THE ROTOR AND ARRANGED TO MOVE AROUND THE CYLINDER SURFACE DURING ROTATION OF THE ROTOR FOR THE PURPOSE OF PARTING THE ELEMENTS AND THE MATERIAL FROM THE CYLINDER SURFACE, SAID DEFLECTING MEMBERS BEING FORMED WITH SCRAPING EDGES ADAPTED AND ARRANGED TO MAKE SCRAPING CONTACT WITH THE CYLINDER SURFACE DURING ROTATION OF THE ROTOR, MEANS FOR SUPPORTING THE DEFLECTING MEMBERS MOVABLY IN RELATION OF THE ROTOR SO THAT THEY ARE URGED DURING ROTATION OF THE ROTOR AGAINST THE CYLINDER SURFACE TO MAINTAIN SCRAPING CONTACT OF THEIR SAID SCRAPING EDGES WITH THE SAID SURFACE; AND
Claim 2
Dependent Claim
175 words
APPARATUS FOR GRINDING AND/OR DISPENSING PIGMENTS IN A LIQUID VEHICLE, COMPRISING: A CYLINDER, A ROTOR AND A MULTIPLICITY OF ROLLING ELEMENTS IN SAID CYLINDER, AN INLET FOR THE MATERIAL TO BE TREATED IN SAID CYLINDER AND AN OUTLET FROM SAID CYLINDER, MEANS FOR ROTATING SAID ROTOR FOR BRINGING SAID MATERIAL INTO FILM OR LAYER FORM ON THE CYLINDER SURFACE AND FOR CENTRIFUGING THE SAID ROLLING ELEMENTS TO WORK ON THE SAID MATERIAL, DEFLECTING MEMBERS CARRIED BY THE ROTOR AND EXTENDING LENGTHWISE OF THE ROTOR AND ARRANGED TO MOVE AROUND THE CYLINDER SURFACE DURING ROTATION OF THE ROTOR FOR THE PURPOSE OF PARTING THE ELEMENTS AND THE MATERIAL FROM THE CYLINDER SURFACE, SAID DEFLECTING MEMBERS BEING FORMED WITH SCRAPING EDGES ADAPTED AND ARRANGED TO MAKE SCRAPING CONTACT WITH THE CYLINDER SURFACE DURING ROTATION OF THE ROTOR, MEANS FOR SUPPORTING THE DEFLECTING MEMBERS MOVABLY IN RELATION OF THE ROTOR SO THAT THEY ARE URGED DURING ROTATION OF THE ROTOR AGAINST THE CYLINDER SURFACE TO MAINTAIN SCRAPING CONTACT OF THEIR SAID SCRAPING EDGES WITH THE SAID SURFACE; AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |