Patent US3742875A successfully refreshed from Google Patents.
US3742875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charging door for incinerator unit
Assignee: Stainless Inc
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Filing: 1971-08-09
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Granted: 1973-07-03
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Expires: 1991-08-09
Abstract
Abstract An incinerator charging door which includes both a closure and a compartment for receiving the material to be incinerated. The compartment and the closure are mounted in side-by-side relation so that they can be selectively aligned with an opening to the incinerator and either one or the other is interposed between a user and the incinerator.
Inventors
- 👤 R Eberle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:37
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/44; F23G5/442; F23G5/444
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
133 words
A charging door for a container having an opening comprising, a closure for said opening, said closure being mounted for movement between positions which open and close said opening, a bottomless compartment defined by a plurality of side walls, said compartment being coupled to said closure for movement therewith, means coupled to said container, said last named means being located outside of said opening and defining a bottom for said compartment when said closure is in said position which closes said opening, means for yieldingly retaining said closure in said position which closes said opening, and movement of said closure to said position which closes said opening is operative to displace said bottomless compartment from said bottom and align it with said opening so that material in said compartment can enter the container.
Claim 2
Dependent Claim
133 words
A charging door for a container having an opening comprising, a closure for said opening, said closure being mounted for movement between positions which open and close said opening, a bottomless compartment defined by a plurality of side walls, said compartment being coupled to said closure for movement therewith, means coupled to said container, said last named means being located outside of said opening and defining a bottom for said compartment when said closure is in said position which closes said opening, means for yieldingly retaining said closure in said position which closes said opening, and movement of said closure to said position which closes said opening is operative to displace said bottomless compartment from said bottom and align it with said opening so that material in said compartment can enter the container.
Claim 3
Dependent Claim
38 words
A device as defined in claim 1 wherein said closure has front and rear walls, and said means for yieldingly retaining said closure in said position which closes said opening is disposed between said front and rear walls.
Claim 4
Dependent Claim
72 words
A device as defined in claim 1 including a container, said container having first and second walls defining an opening, means defining a pivotable support disposed in overlying relation to said container, said closure having front and rear walls and being pivotally mounted on said support, and said yieldingly retaining means are operative to urge said front and rear walls into contact with said first and second walls to close said opening.
Claim 5
Dependent Claim
37 words
A device as defined in claim 3 wherein one of said side walls in said bottomless compartment has a doorway therein, and a door mounted to said one side wall for permitting access to said bottomless compartment.
Claim 6
Dependent Claim
52 words
A device as defined in claim 4 wherein said door is pivotally mounted on an axis which is parallel to the pivoting axis of said charging door so that when said bottomless compartment is urged into alignment with said container opening said door is urged to said position which closes said opening.
Claim 7
Dependent Claim
58 words
A device as defined in claim 1 wherein one of the walls of said bottomless compartment includes blade means adjacent said bottom wall and disposed transversely of the path of movement of said closure to engage material in said bottom and move it to said opening when said closure is moved to said position which opens said opening.
Claim 8
Dependent Claim
72 words
An incinerator, said incinerator including an inlet chute, said chute having an upwardly facing opening defined by at least front and rear walls, charging means mounted for movement relative to said inlet chute, said charging means including closure means and bottomless compartment means, both of said last named means being in side by side relation so that either said closure means or said bottomless compartment can be selectively aligned with said opening.
Claim 9
Dependent Claim
72 words
An incinerator, said incinerator including an inlet chute, said chute having an upwardly facing opening defined by at least front and rear walls, charging means mounted for movement relative to said inlet chute, said charging means including closure means and bottomless compartment means, both of said last named means being in side by side relation so that either said closure means or said bottomless compartment can be selectively aligned with said opening.
Claim 10
Dependent Claim
36 words
An incinerator as defined in claim 7 including pivotal movement means defining aN axis in alignment with said front wall, said charging means being pivotally mounted thereto so that said closure means normally closes said opening.
Claim 11
Dependent Claim
36 words
An incinerator as defined in claim 8 including means defining a compartment bottom, said compartment bottom means being disposed adjacent said front wall and normally lying below said bottomless compartment to support material to be incinerated.
Claim 12
Dependent Claim
52 words
An incinerator as defined in claim 9 wherein one of the walls of said bottomless compartment defines a doorway, a door mounted on said wall for selectively closing said doorway, and means for pivotally mounting said door for movement about an axis parallel to the axis of movement of said charging door.
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) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |