Thin blade members having magnetic repelling forces therebetween

Cutlery

Patent

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308 10, G03B 914

Patent

active

045140650

ABSTRACT:
An apparatus is disclosed comprising a movable member and means for mounting the movable member for movement along a given path. The mounting means defines a surface adjacent the given path. For generating repelling magnetic forces which act on and between the movable member and the surface so as to facilitate relative movement therebetween, there is provided permanent magnetic fields in operative relationship with the surface and the member.

REFERENCES:
patent: 3557678 (1971-01-01), Bellows
patent: 3685423 (1972-08-01), Dahlgren
patent: 4024552 (1977-05-01), Kondo
patent: 4051499 (1977-09-01), Kondo
patent: 4079400 (1978-03-01), Kondo
patent: 4240728 (1980-12-01), Wiedmann et al.
patent: 4313659 (1982-02-01), Saito et al.
patent: 4326787 (1982-04-01), Senuma

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