This standard prescribes the requirements for materials, dimensions, manufacture, and testing of vertical type mortice locks intended for use on timber doors. (Note: The title 'Laminated Wood Products' provided in the input is likely a database mismatch; IS 2209 strictly covers Mortice Locks).
Lays down the requirements for laminated wood products, including glued laminated timber, covering materials, manufacturing, and properties.
Quick Reference Values
minimum number of levers2 levers
number of keys supplied2 keys
follower square hole size8 mm x 8 mm
thickness of lock case max15 mm
standard lock sizes65 mm, 75 mm, 100 mm
Practical Notes
Ensure the lock case size (e.g., 65mm or 75mm) is appropriate for the width of the timber door stile to prevent weakening the door frame.
The standard specifies vertical type mortice locks, which are typically operated with lever handles.
IS 2209 dictates a follower square hole of 8mm x 8mm, which fits standard spindle handles used in India.