This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
錂 combines 金 (metal) with 夌, which likely contributes the sound. The exact historical development is uncertain, and the character is rare.
The left side is metal 金, and the right side is 夌. Without a known meaning, picture a mysterious metal object with an unknown purpose.
For リョウ, imagine a rare metal named 'ryou' (リョウ) that only a few people know about. The sound 'ryou' is tied to this obscure kanji.