US3942769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composting unit
Assignee: SYLVIA MARION LETITIA WHITESIDE
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Filing: 1974-01-31
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Granted: 1976-03-09
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Expires: 1994-01-31
Abstract
Abstract A composting unit comprising a container mounted in an elevated position for rotation about a substantially horizontal axis, said container being provided with a door through which material can be placed into and removed from the container.
Inventors
- 👤 Peter Maurice Whiteside
- 👤 Desmond Maxwell Westlake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:39
CPC Classifications
B; B01; B01F; B01F29/00; B01F29/30; B01F29/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A composting unit comprising a stand, a substantially cylindrical container being mounted in an elevated position on said stand for rotation about a substantially horizontal axis, means for effecting manual rotation of said container, a door being provided in the cylindrical wall of said container through which material to be composted can be loaded into and composted material discharge from said container, a fly proof aeration drain unit being fitted to the wall of said container through which any excess liquid can discharge when said unit is in the lowermost position and through which air can pass into said container and at least one fly proof discharge vent being positioned in at least one wall of said container remote from said aeration drain unit so that air can flow through said container, said seration drain unit comprising a dome shaped member being mounted over a recess formed in the wall of said container, the walls of said domed shaped member being provided with a series of perforated openings and the lower edge of said domed shaped member being provided with a series of castellations through which liquid can drain from said container into said recess and said recess being covered by a fly wire mesh member.
Claim 2
Dependent Claim
206 words
A composting unit comprising a stand, a substantially cylindrical container being mounted in an elevated position on said stand for rotation about a substantially horizontal axis, means for effecting manual rotation of said container, a door being provided in the cylindrical wall of said container through which material to be composted can be loaded into and composted material discharge from said container, a fly proof aeration drain unit being fitted to the wall of said container through which any excess liquid can discharge when said unit is in the lowermost position and through which air can pass into said container and at least one fly proof discharge vent being positioned in at least one wall of said container remote from said aeration drain unit so that air can flow through said container, said seration drain unit comprising a dome shaped member being mounted over a recess formed in the wall of said container, the walls of said domed shaped member being provided with a series of perforated openings and the lower edge of said domed shaped member being provided with a series of castellations through which liquid can drain from said container into said recess and said recess being covered by a fly wire mesh member.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-09 | 1979-09-08 | 1980-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-09 | 1983-09-08 | 1984-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-09 | 1987-09-08 | 1988-03-09 | $7700.00 | Window Closed / Lapsed |