US3587983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for cleaning the baffle walls of baffle crushing machines
Assignee: Fried Krupp AG
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Filing: 1968-05-27
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Granted: 1971-06-28
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Expires: 1988-05-27
Abstract
Abstract A CRUSHER WITH A ROTOR CARRYING CRUSHING TOOLS AND WITH A BAFFLE WALL AGAINST WHICH THE MATERIAL TO BE CRUSHED IS THROWN, IN WHICH THE BAFFLE WALL IS AT LEAST IN PART MOVABLE TOWARD SAID ROTOR TO ALLOW THE CRUSHER TOOLS OF SAID ROTOR TO CLEAN THE BAFFLE WALLS OF DEPOSITS WHICH HAVE COLLECTED ON SAID BAFFLE WALL. AUTOMATIC CONTROLS ACT, IN RESPONSE TO A TIMER, TO PERIODICALLY THROTTLE THE MATERIAL FEED TO THE CRUSHER WHILE THE BAFFLE IS AUTOMATICALLY MOVED TOWARD THE ROTOR FOR THE CLEANING ACTION.
Inventors
- 👤 Helmut Ernst Adolf Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:58
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/02; B02C13/04; B02C13/26; B02C13/286; B02C25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |