US Patent 10174524 Electronic deadbolt lock

A deadbolt lock assembly including a retractable and extendable deadbolt, a housing, an outside member movably mounted on the housing and being normally disconnected from the deadbolt, and an operator input device on the housing, with the operator input device connecting the member to the deadbolt in response to presentation of an appropriate credential, such that a force applied to the member by the operator is mechanically transmitted to the deadbolt to move the deadbolt.