商务英语：五金术语G-K

文章作者 100test 发表时间 2007:05:07 15:54:54
来源 100Test.Com百考试题网

Hardware Terms(G-K)五金术语(G-K)

Hardware Terms G

Grand Master Key A key that operates locks in several groups, each of which has its own master key
Guard Bar A series of two or more cross bars generally fastened to a common back plate to insure protection of glass or screen in a door.

Hardware Terms H

Half Dummy A single knob or lever for a non-latching door. Half dummy is only used on outside of the door. Most commonly used for a push/pull application or on a closet door that does not have a latch.
Hand (of a lock, etc.) Indicates the direction of swing or movement, and/or locking security side of a door and is determined by standing on the outside of the door.
Handed (locks, etc.) Indicates that the article is for use only on doors of the designated hand.
Harmon Hinge A hinge designed to swing a door into a pocket at a right angle with the frame.
Hasp A fastening device consisting of a loop and a slotted hinge plate, normally secured with a padlock.
Hinge Two plates joined together by a pin and attached to a door and its frame whereby a door is supported and is enabled to swing or move. Types: invisible, ball bearing, radius corner and butt hinge.
Hinge Stile (of a door) The stile to which the hinges are applied as distinguished from the lock stile.
Horizontal Spring Hinge A spring hinge mortised horizontally into the bottom rail of a door and fastened to the floor and head frame with pivots.
Hub The part of a lock through which the spindle passes to actuate the mechanism.

Hardware Terms I

Inactive Door (or leaf) That leaf of a pair of doors that does not contain a lock, but is bolted when closed, and to which the strike is fastened to receive the latch or bolt of the active door.
Indicator Button A device used in connection with a hotel lock to indicate whether or not the room is occupied.
Integral (locks and latches) A term used to describe a type of mortise lock having a cylinder in the knob.
Invisible Hinge A hinge so constructed that no parts are exposed when the door is closed.

Hardware Terms K

Keeper See Strike
Key Change The combination of cuts in a key that enable it to operate the lock for which intended.
Key Plate A small plate or escutcheon having only a keyhold.
Keyed Entry Lockset Entrance lockset which is locked by a key from exterior and thumbturn from interior. Can be either a knob or lever.
Keying Alike More than one lock can be operated by the same key. For example, you may open a number of exterior doors with the same key.
Keyway The aperture in lock cylinders that receives the key and closely engages with it throughout its length.
Kick Plate A protective plate applied on the lower rail of the door to prevent the door from being marred.
Knob A projecting handle for operating a lock.
Knob Shank The projecting stem of a knob into which the spindle is fastened.
Knob Top That part of the knob that the hand grasps.
Knuckle The enlarged part of a hinge into which the pin is inserted.

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