US3262143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion unit for descaling apparatus
Assignee: Individual
•
Filing: 1964-04-06
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Granted: 1966-07-26
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Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 Reinhart Alberto Johann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:17
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/04; B08B9/053; B08B9/055; B08B9/0553; E; E03; E03F; E03F9/00; E03F9/002; F; F16; F16L; F16L55/00; F16L55/26; F16L55/28; F16L55/30; F16L55/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A PROPULSION UNIT FOR APPARATUS FOR DESCALING CONDUITS SUCH AS PIPES, SEWERS AND THE LIKE COMPRISING, IN COMBINATION, A PAIR OF PROPULSION DEVICES, A CENTER SHAFTS SUPPORTING ONE SAID PROPULSION DEVICE AT EACH OF ITS ENDS AND CENTERING MEANS EXTENDING BETWEEN SAID DEVICES, EACH SAID PROPULSION DEVICE INCLUDING A SUPPORT PLATE CONCENTRIC WITH AND MOUNTED ON SAID SHAFT, A SET OF FLEXIBLE SECTIONS SECURED TO SAID PLATE IN SPACED RELATIONSHIP WITH EACH OTHER DEFINING A DISK SHAPED DEVICE WITH GAPS BETWEEN ADJACENT SECTIONS, AND A LOAD PLATE MOUNTED ON EACH SAID
Claim 2
Dependent Claim
91 words
A PROPULSION UNIT FOR APPARATUS FOR DESCALING CONDUITS SUCH AS PIPES, SEWERS AND THE LIKE COMPRISING, IN COMBINATION, A PAIR OF PROPULSION DEVICES, A CENTER SHAFTS SUPPORTING ONE SAID PROPULSION DEVICE AT EACH OF ITS ENDS AND CENTERING MEANS EXTENDING BETWEEN SAID DEVICES, EACH SAID PROPULSION DEVICE INCLUDING A SUPPORT PLATE CONCENTRIC WITH AND MOUNTED ON SAID SHAFT, A SET OF FLEXIBLE SECTIONS SECURED TO SAID PLATE IN SPACED RELATIONSHIP WITH EACH OTHER DEFINING A DISK SHAPED DEVICE WITH GAPS BETWEEN ADJACENT SECTIONS, AND A LOAD PLATE MOUNTED ON EACH SAID
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |