| 摘要 |
<p>1,220,650. Motor casing; building brick. I. FISCHER. 17 July, 1969 [3 Aug., 1968], No. 36128/69. Addition to 1,112,500. Heading A6S. The invention comprises a motor as claimed in claim 1 of British Patent Specification number 1,112,500, in which the motor casing is of the same shape and size as the basic building brick. In the figure the motor casing 1 is of the same shape and size as a basic building brick 14 of a toy building set. On its end face 16, the casing 1 has an aperture 17 through which the drive shaft of the motor (not shown), projects. On either side of shaft 18, are provided re-entrant tongues 4 and on one lateral surface of the casing along the centre thereof, is a re-entrant tongue 2, adapted to cooperate with re-entrant grooves 15 in brick 14. Casing 1 may be provided with additional re-entrant tongues and/or grooves on its other faces. Gearing may be attached by means of tongues 4, to cooperate with worm drive 19.</p> |
