| 摘要 |
1,237,257. Crank handles. QUENOT & CIE. S.A.R.L. 27 May, 1968 [10 Nov., 1967], No. 25328/68. Heading B7E. [Also in Division G1] A ferromagnetic pivoted crank 6, Fig. 1, may be retained in an inoperative position with its handle 9 in a hole 8 by a magnet 10, and in Fig. 6 the pivoted non-ferromagnetic crank handle 42 is retained in either the operative or inoperative position by magnets 39, 40 attracting a ferromagnetic shaft 41.
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