Master Key Systems are used to lock and unlock a number of locks, including a master key system that allows one key to lock and unlock all the different locks, a grand master key system that allows one key to lock and unlock multiple groups of locks equipped with a master key system, and a reverse master key system that is used for common entrances to apartment complexes and office buildings, etc., and allows each individual key to lock and unlock specific locks. *Some of the terminology that refers to the "reverse master key system" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…このため一つの鍵で多数の錠の施・解錠ができるようにしているのがふつうで,その鍵をマスターキーと呼ぶ。マスターキーのシステムには,それぞれ異なる錠を1本の鍵ですべて施・解錠できるマスターキー・システム,マスターキー・システムを備えた複数のグループの錠を別の1本の鍵で施・解錠できるグランドマスターキー・システム,集合住宅やオフィスビルなどの共通の出入口などに使用され,それぞれ異なる個々の鍵で特定の錠だけは施・解錠できるようにした逆マスターキー・システムなど,さまざまなものがある。 ※「逆マスターキー・システム」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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