Japanese Patent JPH0418982

B2

1. Telescopic covers for guideways of a machine tool, consisting of a plurality of cover boxes (5, 6, 7, 8) which interengage telescopically and each have a top wall (5a, 6a, 7a, 8a), two side walls (5b/5c, 6b/6c, 7b/7c, 8b/8c) and a rear wall (5d, 6d, 7d, 8d), in which : a) the rear wall (5d, 6d, 7d, 8d) of each individual cover box (5, 6, 7, 8) bears at least one lug (5e, 6e, 7e, 8e) which projects from the side facing away from the top wall (5a to 8a) into the inner space (9) enclosed by the top wall and the side walls (5b/5c to 8b/8c) ; b) these lugs (5e to 8e) of the individual cover boxes are graded in height in such a way that the lug of a cover box is engaged in each case by the lug of the next larger cover box, and c) slide elements (12) for sliding support on the corresponding long sides (2a, 3a) of the guideway are provided between the individual lugs (5e to 8e) and between these guide lugs, d) all the lugs projecting into the enclosed inner space (9) of the cover boxes (5 to 8) are constructed as guide lugs (5e to 8e) with the slide elements (12) fixed on the opposing long edges thereof, characterised in that the slide elements at least extent approximately over the entire length of the appertaining guide lugs, and these guide lugs - in addition to the sliding support on the long sides (2a, 3a) of the guideway - are co-ordinated so as to be reciprocally supporting.

UORUFUGANGU DEIIRUSU

JP8395988A

March 30, 1992

April 05, 1988

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GEBURU* HENITSUHI GMBH

B23Q11/08

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