Magnetic latch

Details Magnetic latch Magnetic latch

A - Human Necessities

44

B

A44B 99/00 (2010.01) A44B 17/00 (2006.01) E05C 19/16 (2006.01) H01F 7/02 (2006.01) A44B 21/00 (2006.01)

Patent

CA 2123308

A magnetic latch includes a first member (301) having a protrusion and a second member (305) engaging the protrusion prevent the first member (301) and the second member (305) from sliding relatively to one another. The second member includes a first magnet (230) to attract the first member (301) and a first solid non- magnetic member (319a) located inside a cavity of the first magnet (230) to enhance attraction between the first member (301) and the second member (305), The second member (305) can be provided with a backing plate (315a) to facilitate a magnetic flux path from the magnet to the magnet aperture. The second member (305) can also include a second magent to attract the first member (301) and a second solid non-magnetic member locat- ed between the first magnet (230) and the second magnet. A third solid non- magnetic member can be provided on the outer peri- phery of the magnets. This design provides a latch with stronger holding power,

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