Multi-point lock with sequentially actuated locking elements

Abstract

A lock includes a deadbolt assembly having a deadbolt and a deadbolt actuator. The lock also includes a deadbolt assembly separate from the deadbolt assembly. The latch assembly includes a latch and a latch actuator. The blocking element blocks actuation of the bolt from the unlocked position to the locked position when the bolt is in the retracted position. Alternatively or additionally, the blocking element may block actuation of the bolt from the locked position to the unlocked position when the bolt is in the extended position.

Description

[0001] This application is in the name of the Amesbury Group of Companies, Inc., a U.S. company of applicants in designated countries other than the United States, and U.S. citizens of Gray E. Tagtow, Tracy Lammers, Allen Rickenbaugh, Eric J. Adamson, Austin Hemmingsen, and Dan Raap, applicants designated only in the United States , filed as a PCT International Patent Application on July 17, 2012, and claiming priority to U.S. Patent Application for Invention, Application Serial No. 13 / 189,305, filed July 22, 2011, the subject matter of which is incorporated by reference in its entirety . Background technique [0002] Most consumers are already familiar with the operation of common single and double hole entry door locks having a handle for the deadbolt and a knob / cylinder for the deadbolt directly above the handle. However, lock systems for patio doors are very different from entry door locks. Patio systems often have a device for locking the door that can be handle actuated...

AI Technical Summary

Problems solved by technology

The risk is very high for visitors to a residence or business, such as nannies or other caregivers

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