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2. Electromagnetic lock - Wikipedia

   en.wikipedia.org/wiki/Electromagnetic_lock

   In order to provide the shear magnetic lock with the appropriate holding force, then two pins lock the armature onto the magnet itself, and ensure that the magnet locks into place. An improved "shear" electromagnetic lock was patented on May 2, 1989, by Arthur, Richard and David Geringer of Security Door Controls, an access control hardware ...

3. Home Depot - Wikipedia

   en.wikipedia.org/wiki/Home_Depot

   This is an accepted version of this page This is the latest accepted revision, reviewed on 16 February 2025. American multinational home improvement supplies retailing company The Home Depot, Inc. A Home Depot in Onalaska, Wisconsin Company type Public Traded as NYSE: HD DJIA component S&P 100 component S&P 500 component Industry Retail (home improvement) Founded February 6, 1978 ; 47 years ...

4. Electromagnet - Wikipedia

   en.wikipedia.org/wiki/Electromagnet

   The maximum pull is increased when a magnetic stop is inserted into the solenoid. The stop becomes a magnet that will attract the plunger; it adds little to the solenoid pull when the plunger is far away but dramatically increases the pull when the plunger is close. An approximation for the pull P is [11]

5. Home Depot earnings show signs of a consumer pullback - AOL

   www.aol.com/finance/home-depot-q1-earnings...

   Its head of merchandising, Billy Bastek, said its building materials and power departments posted growth, and outdoor garden, paint, lumber, plumbing, and hardware sales "were all above the ...

6. Home Depot's organized crime bust shows how hard it is to ...

   www.aol.com/finance/home-depots-organized-crime...

   The $1.4 million scheme Dell and his accomplices carried out is only a drop in the bucket. Retailers suffered more than $112 billion in losses due to shrink last year alone, according to the ...

7. Magnet keeper - Wikipedia

   en.wikipedia.org/wiki/Magnet_keeper

   A "horseshoe magnet" made of Alnico 5, about 1 inch high.The metal bar (bottom) is a keeper. A magnet keeper, also known historically as an armature, is a bar made from magnetically soft iron or steel, which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is important for magnets that have low magnetic ...