US4307813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-resistant enclosure
Assignee: Individual
•
Filing: 1979-10-01
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Granted: 1981-12-29
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Expires: 1999-10-01
Abstract
Abstract A fire-resistant enclosure for a valve or an electrical apparatus. The enclosure has a body formed of a suitable insulating material which is shaped so that it can be placed around a valve or electrical apparatus. The body has one open side which facilitates emplacement. A service cover is provided which is also formed of a suitable insulating material which can be secured over the open side of the body so that the valve is enclosed.
Inventors
- 👤 Thomas W. Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:15
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/26; H02B1/28; Y; Y10; Y10S; Y10S220/00; Y10S220/902
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
164 words
A sealable enclosure for protecting a valvve or an electrical apparatus, the enclosure comprising, a body for emplacing about the valve or electrical apparatus, the body formed of fire-resistant material and having a plurality of recesses therein for accommodating the valve or electrical apparatus, the body having an open side for facilitating emplacement of the enclosure about the valve or electrical apparatus, a plurality of inserts for coacting with the recesses of the body, the inserts formed of fire-resistant material, one insert corresponding to and conforming to each of the plurality of recesses and sealably securable therein to close off the recess for protecting the valve or electrical apparatus from the environment outside the enclosure, and a service cover for coacting with the open side of the body, the service cover formed of fire-resistant material and sealably securable at the open side of the body to close off the open side for protecting the valve or electrical apparatus from the environment outside the enclosure.
Claim 2
Dependent Claim
164 words
A sealable enclosure for protecting a valvve or an electrical apparatus, the enclosure comprising, a body for emplacing about the valve or electrical apparatus, the body formed of fire-resistant material and having a plurality of recesses therein for accommodating the valve or electrical apparatus, the body having an open side for facilitating emplacement of the enclosure about the valve or electrical apparatus, a plurality of inserts for coacting with the recesses of the body, the inserts formed of fire-resistant material, one insert corresponding to and conforming to each of the plurality of recesses and sealably securable therein to close off the recess for protecting the valve or electrical apparatus from the environment outside the enclosure, and a service cover for coacting with the open side of the body, the service cover formed of fire-resistant material and sealably securable at the open side of the body to close off the open side for protecting the valve or electrical apparatus from the environment outside the enclosure.
Claim 3
Dependent Claim
59 words
The enclosure of claim 1 including means for securing the service cover to the body, the means including a body flange mounted to and around the open side of the body and a plurality of rotatable latches mounted to and extending through the service cover for engaging the body flange thereby sealably securing the service cover to the body.
Claim 4
Dependent Claim
50 words
The enclosure of claim 1 including a plurality of means for securing each of the plurality of inserts in its corresponding recess, the means including a plurality of subflanges, a subflange mounted on each of the plurality of inserts, each of the plurality of subflanges sealably securable to the body.
Claim 5
Dependent Claim
26 words
The enclosure of claim 1 wherein the service cover has an access door movably mounted therein for permitting access to the enclosed valve or electrical apparatus.
Claim 6
Dependent Claim
21 words
The enclosure of claim 1 wherein the service cover has mounted therethrough means for actuating the enclosed valve or electrical apparatus.
Claim 7
Dependent Claim
35 words
The enclosure of claim 1 wherein the electrical apparatus includes protruding actuating means and wherein the enclosure includes protective means securable thereto and formed of fire-resistant material for enclosing and protecting the protruding actuating means.
Claim 8
Dependent Claim
18 words
The enclosure of claim 6 wherein the protruding actuating means includes a conduit connected to the electrical apparatus.
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) | 1984-12-28 | 1985-06-29 | 1985-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-12-28 | 1989-06-29 | 1989-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-12-28 | 1993-06-29 | 1993-12-29 | $7700.00 | Window Closed / Lapsed |