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US 4,307,813 AGranted
Fire-resistant enclosure
OwnerThomas W. Palmerinventor
Life of this patent
Estimating the term…
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.
Claims7
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.
Dependencies are inferred from the claim text.