A chain lock for doors is greatly reinforced by the placement of a first chain end anchor behind an angle retainer which embraces a square corner of the adjacent door frame and is further secured by a serrated clamping plate in a plane perpendicular to the first chain end anchor. The ...
safety lock- a bolt that cannot be moved from outside the door or gate safety bolt deadbolt,bolt- the part of a lock that is engaged or withdrawn with a key Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc. ...
Doorlock safety chain release mechanism The doorlock safety chain release mechanism comprises an anchor fixture mounted to a door frame and a door plate assembly mounted to the door. The door pla... PR O'Kane 被引量: 0发表: 2018年 THE INTEGRATING OBSERVATION SYSTEM OF THE HOUSING ENTRANCE AND...
DOMETOUR Door Chain Lock Door Latch 2 Pack, Stainless Steel Security Safety Locks, Chain Door Guard 25 out of 5 Stars. 2 reviews $7.99 current price $7.99 Door Chain Lock,Door Latch Sturdy Premium Thickened Chain Locks for Inside Door, Child Proof Latch Lock, Additional Security for ...
In the energy industry, supply chain risk management is of utmost importance, particularly when it comes to safety. With complex operations and numerous stakeholders involved, it becomes crucial to identify and mitigate potential risks throughout the supply chain. Stick with us as we will explore ...
Locks ETD 7DAYS MOQ 100 Leave a message Merchant information shopkeeper: mobile phone: email: Reservation Hot products InformationDescriptionMessage Specification: Model Name: E24218 Product Name: Security Door Chain + Screws Condition: New Material: Stainless steel Color: Black / Silver / Gold / Cy...
WV Anti-theft Stainless Steel Hotel Door Chain Latch Safety Guard Security Lock Security Limiter Tools Hardware for Home Door 4.5 11 ReviewsColor: Model B SilverProduct sellpoints Performance: Best Storm Security Door,Engineered as the best storm security door, it withstands harsh weather conditions...
Plastic Traffic Warning Safety Chain for Road Barrier are widely used in construction, painting, utilities, and law enforcement occupations, as well as for all general safety needs in an indoor or outdoor workplace. Advantages: 1) Strong and Durable. 2) Light weight, maintenance ...
Safety flush bolt entrance door system The problems about safety and durability of bolt and cable-supported structures are presented. A brief review is made on the existing rupture examples of t... SE Hubbard,RA Meisterheim,EB Symon 被引量: 15发表: 1981年 SAFETY BOLT, CHAIN LOCK AND METHOD...
A generally U-shaped grab hook with an eye on one leg includes a safety latch which is pivotally mounted on the free end portion of the other leg to swing between latched and unlatched positions. When in its latched position, the latch retains a sling chain or the like in the throat of...