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单词 key-fastener
释义

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key-fastener
key-fastener n. Obsolete (a) a device for fastening a key in a door lock so that it cannot be turned or pushed out from the other side; (b) a wedge securing the breechblock of a gun (rare).
ΚΠ
1861 E. H. Bailey U.S. Patent 31,939 1 Key Fastener... My invention consists of a device..for so securing the keys of locks to the handles of the same, that the locks cannot be picked through the key-holes on the outside of the door.
1881 W. W. Greener Gun & its Devel. 256 Another modification of the grip-fastener is the key-fastener.
1916 Illustr. World Nov. 444/1 A novel key-fastener for preventing any person outside from inserting a wire and turning the key after the door is locked.
extracted from keyn.1adj.
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更新时间:2025/3/26 21:54:57