US3614003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for selectively crushing of storage batteries and separating the component materials
Assignee: A Tonolli and Co SpA
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Filing: 1968-09-10
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Granted: 1971-10-19
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Expires: 1988-09-10
Abstract
Abstract Apparatus for breaking up scrap lead storage batteries and for the screen separation of the active material thereof in a substantially pure state as powder or fine granules, from the other material of the batteries, comprising a revolving drum the axis of which is inclined towards the discharge end, the walls of the drum being furnished with lifting wings extending in the axis direction for lifting and dropping batteries and their parts.
Inventors
- 👤 Gustavo Tremolada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:38
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/007; H; H01; H01M; H01M10/00; H01M10/54; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/84
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
102 words
Apparatus for a selective breaking of lead storage batteries and for the separation of the active material from the remaining material which comprises: a revolving drum having a charging end and a discharging end, a plurality of lifting wings on the internal walls of said drum and extending longitudinally parallel to the axis of said drum, and screening means having apertures in the range of 2 to 30 mm. adjacent the discharge end of said drum, said drum having a cross section decreasing in diameter from the charging end to the discharging end and its axis is sloped towards said discharging end.
Claim 2
Dependent Claim
102 words
Apparatus for a selective breaking of lead storage batteries and for the separation of the active material from the remaining material which comprises: a revolving drum having a charging end and a discharging end, a plurality of lifting wings on the internal walls of said drum and extending longitudinally parallel to the axis of said drum, and screening means having apertures in the range of 2 to 30 mm. adjacent the discharge end of said drum, said drum having a cross section decreasing in diameter from the charging end to the discharging end and its axis is sloped towards said discharging end.
Claim 3
Dependent Claim
31 words
Apparatus according to claim 1 wherein the drum is further provided with a plurality of spiral elements extending from near the feed end of said drum towards the discharge end thereof.
Claim 4
Dependent Claim
14 words
Apparatus according to claim 1 wherein the screening means is integral with the drum.
Claim 5
Dependent Claim
13 words
Apparatus according to claim 1, wherein the drum is circular in cross section.
Claim 6
Dependent Claim
13 words
Apparatus according to claim 1, wherein the drum is polygonal in cross section.
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) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |