IP Library Granted Patent US 7,576,654
Granted Patent B2
US 7,576,654 · App. 12/151,895 · Granted Aug 18, 2009

Magnetic detacher with open access

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Quick Facts
Patent No.
US 7,576,654
App. No.
12/151,895
Granted
Aug 18, 2009
Kind
B2
Abstract

Various embodiments of a magnetic detacher with open access are described. In one embodiment, the magnetic detacher may include magnet assembly to provide open access to a hard tag and a magnetic field sufficient to disengage a clamping mechanism of the hard tag. Other embodiments are described and claimed.

Claims (8)

1. A magnetic detacher, comprising:

a magnet assembly to provide open access to a hard tag comprising a clamping mechanism and to provide a magnetic field sufficient to disengage said clamping mechanism of said hard tag, said magnet assembly comprising:

a first rectangular magnet;

a second rectangular magnet; and

a third rectangular magnet have a top surface substantially coplanar with a top surface of first rectangular magnet and a top surface of said second rectangular magnet.

2. The magnetic detacher of claim 1 , wherein said magnet assembly comprises one or more permanent magnets.

3. The magnetic detacher of claim 2 , wherein said one or more permanent magnets comprises at least one of an NdFeB magnet, a hard ferrite magnet, an SmCo magnet, and an AlNiCo magnet.

4. The magnetic detacher of claim 1 , wherein said magnet assembly provides enhanced field projection.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 3, 2018
From: TYCO FIRE & SECURITY GMBH
To: SENSORMATIC ELECTRONICS, LLC
Reel/Frame 047188/0715 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 2, 2018
From: TYCO FIRE & SECURITY GMBH
To: SENSORMATIC ELECTRONICS, LLC
Reel/Frame 047182/0674 →
MERGER Recorded Apr 25, 2013
From: ADT SERVICES GMBH
To: TYCO FIRE & SECURITY GMBH
Reel/Frame 030290/0731 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 28, 2013
From: SENSORMATIC ELECTRONICS, LLC
To: ADT SERVICES GMBH
Reel/Frame 029894/0856 →
MERGER Recorded Apr 9, 2010
From: SENSORMATIC ELECTRONICS CORPORATION
To: SENSORMATIC ELECTRONICS, LLC
Reel/Frame 024213/0049 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 10, 2008
From: HO, WING K.
To: SENSORMATIC ELECTRONICS CORPORATION
Reel/Frame 020985/0808 →