Patent ID: 6308543
Filing Date: 2001-10-30
Classification: B23C,Y10T

Abstract:
A key plate and cylinder lock combination, comprising:a key plate body extending longitudinally and having a grip portion and a keyhole insertion portion connected to the grip portion, the keyhole insertion portion including a flat surface with a generally U-shaped groove formed into the flat surface, the generally U-shaped groove having a longitudinally-extending first cord groove, a longitudinally-extending second cord groove and a transversely-extending connecting groove disposed adjacent the grip portion and interconnecting the first cord groove and the second cord groove; anda cylinder lock formed with a keyhole sized for insertion of the keyhole insertion portion of the key plate body and including a plurality of tumblers movable between a mormally locked postion and an unlocked postion whereinwhen the keyhole innsertion portion is inserted into the keyhole, the first and second cord grooover press against the pluralidty of tumblers moving the tumblers from the normally locked position to the unlocked position thereby allowing the cylinder lock to be locked and unlocked.