Locks – Operating mechanism – Using a powered device
Reexamination Certificate
2007-01-30
2007-01-30
Barrett, Suzanne Dino (Department: 3676)
Locks
Operating mechanism
Using a powered device
C070S218000, C070S222000, C070S276000, C070S467000
Reexamination Certificate
active
10959101
ABSTRACT:
An electric lock with multiple-function spring, with a locking element, a decoding assembly for a code bearing component, a first actuation element connected to an internal handle, and a second actuation element connected to an external handle both coupled to the locking element by an electromechanical device; the second actuation element comprises a protruding stem that ends with a rotating plate, a rotatable contrast plate that rests freely on a rotatable sleeve coupled to the locking element, the plates and the sleeve being provided with respective notches; the electromechanical device has a motor with a worm screw on its shaft, a slider, coupled to the screw through a spring with one end fixed on the lock body, the central portion engaged on the slider, and the opposite end accommodated between two crests of the screw, and a coupling element for entering notches to couple plates and sleeve.
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Darchini Luciano
Errani Deo
Barrett Suzanne Dino
Boswell Christopher
Cisa S.p.A.
Josif Albert
Modiano & Associati
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