US3033000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulose xanthate
Assignee: Akzo Nobel UK PLC
•
Filing: 1960-08-15
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Granted: 1962-05-08
•
Expires: 1980-08-15
Abstract
No abstract record available.
Inventors
- 👤 Hibbert William
- 👤 Bunting James William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:17
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/06; G05B19/063; D; D01; D01D; D01D1/00; D01D1/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
APPARATUS FOR INITIATING IN SEQUENCE A PLURALITY OF OPERATIONS WHICH CHARACTERIZE THE FUNCTIONS OF A VISCOSE CHURN, SAID APPARATUS COMPRISING A COMBINATION OF A ROTARY MEMBER, A DRIVING MECHANISM FOR ROTATING THE ROTARY MEMBER STEP-WISE, CAMS FIXED TO THE ROTARY MEMBER FOR ACTUATING MECHANISMS PERFORMING SAID MENTIONED OPERATIONS, A CONTACT BRUSH ATTACHED TO THE ROTARY MEMBER, A PLURALITY OF STATIONARY CONTACTS EACH CORRESPONDING TO A STATIONARY POSITION OF THE CONTACT BRUSH BETWEEN THE STEP-WISE MOVEMENTS OF SAID BRUSH, A SIGNALLING MECHANISM ADAPTED TO SEND AN ELECTRICAL SIGNAL TO A CONTACT ON THE COMPLETION OF AN OPERATION, AND MEANS IN ELECTRICAL COMMUNICATION WITH SAID CONTACT BRUSH TO RECEIVE SAID ELECTRICAL SIGNAL AND ROTATE THE ROTARY MEMBER VIA THE DRIVING MECHANISM.
Claim 2
Dependent Claim
119 words
APPARATUS FOR INITIATING IN SEQUENCE A PLURALITY OF OPERATIONS WHICH CHARACTERIZE THE FUNCTIONS OF A VISCOSE CHURN, SAID APPARATUS COMPRISING A COMBINATION OF A ROTARY MEMBER, A DRIVING MECHANISM FOR ROTATING THE ROTARY MEMBER STEP-WISE, CAMS FIXED TO THE ROTARY MEMBER FOR ACTUATING MECHANISMS PERFORMING SAID MENTIONED OPERATIONS, A CONTACT BRUSH ATTACHED TO THE ROTARY MEMBER, A PLURALITY OF STATIONARY CONTACTS EACH CORRESPONDING TO A STATIONARY POSITION OF THE CONTACT BRUSH BETWEEN THE STEP-WISE MOVEMENTS OF SAID BRUSH, A SIGNALLING MECHANISM ADAPTED TO SEND AN ELECTRICAL SIGNAL TO A CONTACT ON THE COMPLETION OF AN OPERATION, AND MEANS IN ELECTRICAL COMMUNICATION WITH SAID CONTACT BRUSH TO RECEIVE SAID ELECTRICAL SIGNAL AND ROTATE THE ROTARY MEMBER VIA THE DRIVING MECHANISM.
References Cited (Backward Citations)
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US1799113A
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US2055031A
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US2277640A
Cited
US2327524A
Cited
US2624495A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |