Patent US4363674A successfully refreshed from Google Patents.
US4363674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stove and fireplace cleaning method and apparatus
Assignee: Individual
•
Filing: 1981-03-02
•
Granted: 1982-12-14
•
Expires: 2001-03-02
Abstract
Abstract This invention is a method and apparatus for cleaning stoves, furnaces, fireplaces and the like, which is characterized by a vacuum system having a specially designed pickup member insertable into a stove, furnace, fireplace or the like, in such manner that, when being inserted or removed, ashes and the like, will not escape from the stove, furnace, fireplace or the like, and also which has sufficient protective characteristics that it will not accept large burning objects and the like, and wherein means are provided to drop material evacuated from the stove, furnace, fireplace or the like, into the water or other suitable bath for quenching as required. The method and apparatus incorporate the providing of a specially designed connection opening between the interior and exterior of the stove or the like, which opening and its elements are cooperable with a specially designed vacuum pickup attachment, together with an exterior mounted quenching medium to receive the material evacuated.
Inventors
- 👤 John T. Fullenwider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:31
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/191; F24B1/1915; A; A47; A47L; A47L13/00; A47L13/10; A47L13/34; B; B08; B08B; B08B5/00; B08B5/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
166 words
The method of removing and treating material from a combustion chamber which comprises: (1) providing an opening through the wall of a combustion chamber suitable for receiving a vacuum pickup element; (2) providing a movable closure on the inside of the combustion chamber wall within said combustion chamber and over said opening; (3) removably mounting a vacuum pickup element receiving means onto the outside of said combustion chamber wall and in alignment with said opening; (4) providing a vacuum pickup element movably located within said vacuum pickup element receiving means; (5) inserting said vacuum pickup element into said combustion chamber through said opening and past said movable closure; (6) providing a material quench bath means; (7) providing a conduit means between said quench bath means and said vacuum pickup element; (8) drawing by vacuum means the material from said combustion chamber through said vacuum pickup element, through said conduit means and into said quench bath means; and (9) storing said quenched material in a storage means.
Claim 2
Independent Claim
166 words
The method of removing and treating material from a combustion chamber which comprises: (1) providing an opening through the wall of a combustion chamber suitable for receiving a vacuum pickup element; (2) providing a movable closure on the inside of the combustion chamber wall within said combustion chamber and over said opening; (3) removably mounting a vacuum pickup element receiving means onto the outside of said combustion chamber wall and in alignment with said opening; (4) providing a vacuum pickup element movably located within said vacuum pickup element receiving means; (5) inserting said vacuum pickup element into said combustion chamber through said opening and past said movable closure; (6) providing a material quench bath means; (7) providing a conduit means between said quench bath means and said vacuum pickup element; (8) drawing by vacuum means the material from said combustion chamber through said vacuum pickup element, through said conduit means and into said quench bath means; and (9) storing said quenched material in a storage means.
Claim 3
Dependent Claim
143 words
Apparatus for removing and treating material from a combustion chamber through an opening in the wall of said combustion chamber which comprises: a movable closure means on the inside of said wall of said combustion chamber over said opening; a vacuum pickup element receiving means removably mounted on the outside of the wall of said combustion chamber aligned with said opening; a vacuum pickup element means movably located within said vacuum pickup element receiving means and insertable through said opening into said combustion chamber past said movable closure means; conduit means connected to said vacuum pickup element; storage means containing a quench bath means and connected to said conduit means; and a vacuum means for drawing said material from the inside of said combustion chamber, through said vacuum pickup element, through said conduit, and into said storage means containing said quench bath means.
Claim 4
Dependent Claim
143 words
Apparatus for removing and treating material from a combustion chamber through an opening in the wall of said combustion chamber which comprises: a movable closure means on the inside of said wall of said combustion chamber over said opening; a vacuum pickup element receiving means removably mounted on the outside of the wall of said combustion chamber aligned with said opening; a vacuum pickup element means movably located within said vacuum pickup element receiving means and insertable through said opening into said combustion chamber past said movable closure means; conduit means connected to said vacuum pickup element; storage means containing a quench bath means and connected to said conduit means; and a vacuum means for drawing said material from the inside of said combustion chamber, through said vacuum pickup element, through said conduit, and into said storage means containing said quench bath means.
References Cited (Backward Citations)
US1053665A
Cited
DE325005C
Cited
US1465711A
Cited
US1589986A
Cited
US1887768A
Cited
US1994616A
Cited
US2399884A
Cited
US2609190A
Cited
GB1074900A
Cited
US3416514A
Cited
US3777330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-12-13 | 1986-06-14 | 1986-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-12-13 | 1990-06-14 | 1990-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-12-13 | 1994-06-14 | 1994-12-14 | $7700.00 | Window Closed / Lapsed |