What does the lock and pen emoji mean?
A lock with the tip of a writing pen means that something is protected and secure. Most often used on electronic documents that are read only and do not allow other people to edit the contents without unlocking the document.
What does the lock symbolize?
The open lock with the key inserted symbolizes a new freedom, or the release of something a person has been holding inside for far too long. The closed lock without the key represents being locked up, finding eternal love, or having that feeling of security with oneself.
What does having something on lock mean?
to have total control of something or understand it completely. Both factions thought they had a lock on the latest trend. Synonyms and related words. + To understand something.
What is the meaning of locked down?
1 : the confinement of prisoners to their cells for all or most of the day as a temporary security measure. 2a : an emergency measure or condition in which people are temporarily prevented from entering or leaving a restricted area or building (such as a school) during a threat of danger …
What is a lock verb?
transitive verb. 1a : to fasten the lock of. b : to make fast with or as if with a lock lock up the house. 2a : to fasten in or out or to make secure or inaccessible by or as if by means of locks locked himself away from the curious world.
What type of word is locked?
Adjective. Having undergone locking; secured by a lock. A locked door barred the way.
What is a lock in a canal?
What is a canal lock? Canal locks are the way in which canals can go up and over hills by altering the level of water of the canal. Simply put, you go into the lock when it is nearly empty, fill it up and then cruise out the other end.
What is a self locking bolt?
Also known as self-clinching fasteners, self-locking fasteners, once threaded into a softer, ductile metal, are held in place by means of a serrated clinching ring, knurl, ribs, or hex head which prevents the fastener from turning in the host material, effectively locking it so that it can’t be removed.
Where are self locking brakes used?
The invention also refers to possible applications of the self-locking braking device, for example for use in pneumatically operated linear actuators, and in drive devices having working swing arms, or for other applications.
What is self locking condition in brake where self locking brakes used?
(1) If a < 0, the drum brake with clockwise rotation becomes self-energizing and if friction is large, may be self locking. (2) If the brake is self locking for one direction, it is never self locking for the opposite direction.
What is self locking self energizing brakes?
Self energizing & Self Locking brake In other words, the frictional torque and braking torque are in the same direction its a self locking brake. In the above equation when X < μa, P becomes negative. Hence, P is not required for braking and brake gets applied on its own. It is called as self energizing brake.
What is self energisation?
: a brake that contains within itself some means (as the wrapping action in a band brake) for augmenting the power imparted to it by the pressure on the brake pedal.
What does self-energizing mean?
: containing means for augmentation of power within itself a self-energizing brake.