Ads
related to: american lock padlock combination reset key switch- 3640 Interchange Rd., Columbus, OH · Directions · (800) 472-4643
- New To Grainger®?
For All Jobs Big and Small.
Think Safety. Think Grainger®
- Free Email Offers
Sign up For Special Promotions
& The Grainger eNewsletter.
- Order By Item Number
Save Time By Entering Item Number
& Quantity To Quickly Add To Cart
- Find A Branch Near You
Over 200 Branches To Help You Get
The Products or Expertise You Need.
- New To Grainger®?
zoro.com has been visited by 100K+ users in the past month
Search results
Results from the WOW.Com Content Network
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 ...
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.
The lock company, Slaymaker, Barry and Company, was founded in 1888 by Samuel R. Slaymaker and John F. Barry of Connellsville, Pennsylvania.Samuel Slaymaker had become interested in switch and signal locks while working for the Pennsylvania Railroad as a civil engineer.
Permutation lock has the ability to rearrange new key combinations. In the event of a lost key, a duplicate key can be set up to unlock the lock, and upon changing the arrangement of the lock, the lost key will be powerless to open the lock. The portability of the key conveys a vast advantage over traditional bank locks.
A combination padlock. Combination locks do not use keys. Instead, the lock opens when its wheels are lined up correctly to display the correct combination. A padlock was invented by John I. W. Carlson in 1931 (a patent was granted in November 1934) that has both a combination on one side and a key on the other.
With a key properly cut and inserted into the groove on the end of the plug, the pins will rise causing them to align exactly at the shear point. This allows the plug to rotate, thus opening the lock. When the key is not in the lock, the pins straddle the shear point, preventing the plug from rotating. Euro profile locks, an example of a ...
Ads
related to: american lock padlock combination reset key switch- 3640 Interchange Rd., Columbus, OH · Directions · (800) 472-4643
zoro.com has been visited by 100K+ users in the past month