Patent US3970067A successfully refreshed from Google Patents.
US3970067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fireplace assembly for mobile homes
Assignee: Individual
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Filing: 1975-01-31
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Granted: 1976-07-20
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Expires: 1995-01-31
Abstract
Abstract A fireplace assembly for mobile homes comprising primarily a firebox housing with a means for cooling the firebox and chimney during the combustion of solid fuels by an intake housing of outside air. Means is provided whereby outside air is permitted to enter the immediate area of burning fuel after first passing through a combustion air conduit located below the bottom of the firebox housing.
Inventors
- 👤 Charles O. Vaughn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:30
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/181
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
192 words
A fireplace assembly particularly suited for use with a mobile home or the like, which fireplace assembly comprises in combination: A. a firebox housing secured to an exterior wall and communicating with the interior of the mobile home; B. a chimney communicating with the interior of the firebox housing for conducting away the products of combustion formed therein to the exterior of the mobile home; C. a continuous annular spacing formed in the walls of said firebox housing and said chimney; D. a combustion air intake means connected to said firebox housing for conducting exterior air directly into the interior of a mobile home said combustion air intake means including a first conduit formed within the lower portion of the firebox housing; E. a cooling air intake means connected to said firebox housing for conducting exterior air into said annular spacing for cooling the firebox housing and chimney said cooling air intake means including a second conduit formed within said first conduit, and thereby inhibiting thermosyphonic aspiration; F. a closure means for controlling the passage of combustion air from the interior of the mobile home to the interior of the firebox housing.
Claim 2
Dependent Claim
192 words
A fireplace assembly particularly suited for use with a mobile home or the like, which fireplace assembly comprises in combination: A. a firebox housing secured to an exterior wall and communicating with the interior of the mobile home; B. a chimney communicating with the interior of the firebox housing for conducting away the products of combustion formed therein to the exterior of the mobile home; C. a continuous annular spacing formed in the walls of said firebox housing and said chimney; D. a combustion air intake means connected to said firebox housing for conducting exterior air directly into the interior of a mobile home said combustion air intake means including a first conduit formed within the lower portion of the firebox housing; E. a cooling air intake means connected to said firebox housing for conducting exterior air into said annular spacing for cooling the firebox housing and chimney said cooling air intake means including a second conduit formed within said first conduit, and thereby inhibiting thermosyphonic aspiration; F. a closure means for controlling the passage of combustion air from the interior of the mobile home to the interior of the firebox housing.
Claim 3
Dependent Claim
21 words
The fireplace assembly of claim 1, wherein the closure means includes a pair of doors hingedly connected to the firebox housing.
Claim 4
Dependent Claim
27 words
The fireplace assembly of claim 1, wherein the firebox housing includes heat insulation means for minimizing heat transfer between the interior and exterior of the firebox housing.
Claim 5
Dependent Claim
41 words
The fireplace assembly of claim 1, wherein the firebox housing includes a front portion which is substantially flush with the interior wall of the mobile home and a rear portion which extends rearwardly of the exterior wall of the mobile home.
Claim 6
Dependent Claim
23 words
The fireplace assembly of claim 1, wherein the chimney is connected to and extends substantially vertically from the top of the firebox housing.
Claim 7
Dependent Claim
31 words
The fireplace assembly of claim 1, wherein the continuous annular spacing surrounds substantially the entire chimney and the portion of the firebox housing directly adjacent the wall of the mobile home.
Claim 8
Dependent Claim
35 words
The fireplace assembly of claim 1, wherein the combustion air intake means further includes a damper means for varying the passage of exterior art from the first conduit to the interior of the mobile home.
References Cited (Backward Citations)
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Cited
US2398240A
Cited
US3094980A
Cited
US3910251A
Cited
US3874364A
Cited
US3888231A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-07-20 | 1980-01-19 | 1980-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-20 | 1984-01-19 | 1984-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-20 | 1988-01-19 | 1988-07-20 | $7700.00 | Window Closed / Lapsed |