Search results
Results from the WOW.Com Content Network
Many combination locks have three wheels, but the lock may be equipped with additional wheels, each with a drive pin and fly, in a similar manner. The number of wheels in the mechanism determines the number of specific dial positions that must be entered to open the lock, so a three-sequence combination is required for a three-wheel lock.
A Wordlock letter combination lock.. A combination lock is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock. The sequence may be entered using a single rotating dial which interacts with several discs or cams, by using a set of several rotating discs with inscribed symbols which directly interact with the locking mechanism, or through an ...
A wheel lock only immobilizes the rear wheel. Also called an O-lock, ring-lock or frame lock. This is a low security mechanism mounted on the frame that immobilizes the rear wheel by moving a steel bolt through the spokes to prevent motion. [3] An O-lock prevents riding the bicycle but does not, by itself, secure the bicycle to a stationary object.
Modern time delay combination locks can have many functions such as multiple different codes, pre-set time lock settings (open and close times), pre-set vacation times (e.g. Christmas Day), dual code facility, and a full audit trail providing a detailed record of the lock history showing who opened the lock, when and how long it was open. [3] [4]
Three-wheel walkers: This type of walker will have three wheels with two in the back and one upfront. They can be lighter and easy to use inside houses and handy in tight spaces.
The first known example of a tumbler lock was found in the ruins of the Palace of Khorsabad built by king Sargon II (721–705 BC.) in Iraq. [1] Basic principles of the pin tumbler lock may date as far back as 2000 BC in Egypt; the lock consisted of a wooden post affixed to the door and a horizontal bolt that slid into the post.
Luggage locks are typically low-security locks. The shackles have a small diameter and are easy to clip using bolt cutters or similar equipment. Luggage locks based on a pin tumbler lock design usually use only three or four pins, making them susceptible to lockpicking, [1] even with tools as simple as a bent paperclip.
A padlock is the most common way to lock a locker; however, you can also use a keyed cylinder lock, built in combination locks or keypad locks. There are a lot of optional extras that can be utilized for lockers, for example: bases, sloping tops, end panels, customized shelves and hooks as well as the locking method (coin-operated lockers are ...