Simple past tense and past participle of incase.(verb)
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Use "incased" in a sentence
"At the very top of the city, perched like an eagles nest, is this glass incased vista point which is part of this well appointed hotel/restaurant (name escapes me) overlooking the whole city."
"The monstrous moccasin still incased his foot, and strange pains were beginning to rack the leg."
"But he sacrificed a blanket, and, with his foot incased in an enormous moccasin, big as a water-bucket, continued to take his regular turn with the front sled."