Card for a pledge lock

Locks – Operating mechanism – Key

Patent

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Details

70405, 70DIG41, 194905, 235494, E05B 3504

Patent

active

056553951

ABSTRACT:
A pledge-lock cooperates with a pledge card having a deformable portion and a rigid portion such that the deformable portion deforms upon insertion to serve as a check on the card. When a proper card is inserted it actuates the pledge lock to release the cart and retain the card.

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patent: 5339661 (1994-08-01), Eisermann
patent: 5495930 (1996-03-01), Lenander et al.

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