| 摘要 |
<p>1. Machine for cutting off blocks of folder in a horizontal silo, comprising in particular a chassis (1) which is provided at its lower part with teeth (5) and, at a certain distance above these teeth (5), with an arm (6) which bears a cutting device (7) at its outer end, is articulated in relation to the chassis (1) and can be moved in a substantially horizontal plane by means of a twin-rod hydraulic jack (16) which is fixed to the chassis (1) and provided with a drive member which engages with a gear or crown wheel (18) connected to the arm (6), characterized in that the drive member is a rack (17) and that the chassis (1) comprises at least one stop (34) against which the body of the jack (16) rests and which is disposed, in relation to the said jack (16), on the side opposite that on which the rack (17) is disposed.</p> |
