Non open selfish doorlock of transit and functional because of privacy

摘要

(57) Abstract As the door nul lock which is used for the application of transit and privacy has the capacity of non opening selfish installation the pulling tsu it includes volt/bolt, or when the door can close volt/bolt, it is locked choice by pushing inside the independence which can be removed it has the volt/bolt operating cam. In addition as for this lock when installing the face plate, it can remove volt/bolt from the nul lock assembly body. It is given by volt/bolt and the draw-bar assembly body which duplex going backward capacity can place in two specification possible positions the nested type front housing and in order to adjust length.