The mechanism initially locks with one full anti clockwise turn of the key but unlike british locks can then turn a further 360 degrees to essentially double lock itself.
Old door lock mechanisms.
The design of the internal lock bolt catered for this double throw action by having an elongated bolt arm.
Vintage metal ornate lock door latch.
Find the replacement door parts you need for your renovation project here.
Many old houses used mortise locks set.
One type of old fashioned or antique door lock is the mortise lock which consists of a thin rectangular box housing the lock mechanism that is installed within the body of the door.
You ll find door knob and door lock parts as well as door parts such as striker plates and skeleton keys.
How to fix antique mortise door mechanisms.
You will find the door lock parts you need from deadbolts to hard to find skeleton key locks for your renovation project here.
Make offer vintage antique door lock handle set russell erwin.
Vintage antique door lock handle set russell erwin.
Preserving antique doors and their hardware is an important part of restoring an old house to its former glory.
Replace or upgrade an existing mortise lock set tubular latch or rim locks with one of our faithfully reproduced parts.