Drawer pull-out guide
A drawer pull-out guide includes a carcass rail to be fixed to a furniture carcass, and a drawer rail to be connected to a drawer. The drawer rail is displaceably supported relative to the carcass rail in a longitudinal direction. The drawer rail or the carcass rail, in a cross section extending perpendicular to the longitudinal direction, includes a profile defined by a flat sheet metal having two longitudinal edges extending parallel to each other. The profile of the drawer rail or the carcass rail, on at least one longitudinal edge, includes a foldover having at least a doubled material thickness.
1 . A drawer pull-out guide for movably supporting a drawer on a furniture carcass, the drawer pull-out guide comprising:
a carcass rail configured to be fixed to the furniture carcass; and
a drawer rail configured to be connected to the drawer, the drawer rail being displaceably supported relative to the carcass rail in a longitudinal direction,
wherein:
the carcass rail or the drawer rail, in a cross section extending perpendicular to the longitudinal direction, includes at least one profile defined by at least one flat sheet metal having two longitudinal edges extending parallel to each other;
the at least one profile of the carcass rail or the drawer rail, on at least one longitudinal edge, includes at least one foldover having at least a doubled material thickness;
at least one recess is defined on a fastening side of a fastening portion of the carcass rail and adjacent to at least one opening of the fastening portion of the carcass rail; and
the at least one recess has a symmetrical annular shape defined around the at least one opening of the fastening portion of the carcass rail.
2 . The drawer pull-out guide according to claim 1 , further comprising at least one rolling body which is displaceable at least over a region along the at least one foldover in the longitudinal direction.
3 . The drawer pull-out guide according to claim 1 , further comprising:
at least one running carriage which is between the carcass rail and the drawer rail; or
at least one rolling body which is rotatably supported about a rotational axis which is aligned transversely to the at least one longitudinal edge.
4 . The drawer pull-out guide according to claim 1 , wherein the at least one foldover is on the at least one longitudinal edge of the carcass rail, and the at least one foldover is configured to bear against the furniture carcass when the carcass rail is mounted.
5 . The drawer pull-out guide according to claim 1 , wherein the at least one foldover is formed by edging or bending.
6 . The drawer pull-out guide according to claim 1 , wherein the at least one foldover includes at least two sheet metal portions bearing at least partially against each other.
7 . The drawer pull-out guide according to claim 6 , wherein the at least two sheet metal portions include at least one common punch.
8 . The drawer pull-out guide according to claim 7 , wherein:
the at least one common punch is on an end of the at least one profile of the carcass rail or the drawer rail; or
the drawer pull-out guide further comprises at least one running carriage, and the at least one common punch defines an abutment configured to limit a travel path of the at least one running carriage, or the at least one common punch is configured as an angled tab.
9 . The drawer pull-out guide according to claim 1 , wherein the at least one flat sheet metal has a material thickness of between 0.5 mm and 1.0 mm.
10 . The drawer pull-out guide according to claim 1 , wherein:
the at least one foldover includes two foldovers on respective longitudinal edges of the drawer rail; and
the two foldovers are aligned transversely to each other, or a first of the two foldovers faces towards a first direction and a second of the two foldovers faces towards a second direction.
11 . The drawer pull-out guide according to claim 1 , wherein the at least one foldover, in the cross section extending perpendicular to the longitudinal direction, includes at least one kink extending in the longitudinal direction.
12 . The drawer pull-out guide according to claim 1 , wherein the fastening side of the fastening portion of the carcass rail is configured to bear at least partially against the furniture carcass when the carcass rail is mounted to the furniture carcass.
13 . The drawer pull-out guide according to claim 12 , wherein the at least one opening of the fastening portion of the carcass rail, on a second side spaced apart from the fastening side by a material thickness of the fastening portion of the carcass rail, is surrounded by a bulge projecting transversely from the second side.
14 . The drawer pull-out guide according to claim 1 , wherein the fastening side of the fastening portion of the carcass rail is configured to bear at least partially against the furniture carcass when the carcass rail is mounted to the furniture carcass, the at least one foldover is on the at least one longitudinal edge of the carcass rail, and the at least one foldover is configured to bear against the furniture carcass.
15 . The drawer pull-out guide according to claim 1 , further comprising:
a central rail between the carcass rail and the drawer rail.
16 . The drawer pull-out guide according to claim 1 , wherein:
the carcass rail is formed of only one single flat sheet metal;
the carcass rail includes the at least one profile;
the at least one profile is defined by the only one single flat sheet metal; and
the at least one foldover is configured to bear against the furniture carcass.
17 . The drawer pull-out guide according to claim 1 , wherein:
the carcass rail includes a first reinforcement bead and a second reinforcement bead;
exactly one opening is defined in the carcass rail between the first reinforcement bead and the second reinforcement bead; and
the exactly one opening, on a second side spaced apart from a fastening side by a material thickness of a fastening portion of the carcass rail, is surrounded by a bulge projecting transversely from the second side.
18 . The drawer pull-out guide according to claim 1 , further comprising at least one rolling body,
wherein:
the at least one foldover, in the cross section extending perpendicular to the longitudinal direction, includes at least one kink extending in the longitudinal direction;
the at least one kink has the at least the doubled material thickness; and
the at least one rolling body is displaceable at least over a region along the at least one foldover in the longitudinal direction.
19 . A drawer sidewall comprising:
the drawer pull-out guide according to claim 1 ,
wherein the drawer sidewall has a hollow-chamber profile which is connected or configured to be connected to the drawer rail.
20 . A drawer pull-out guide for movably supporting a drawer on a furniture carcass, the drawer pull-out guide comprising:
a carcass rail configured to be fixed to the furniture carcass; and
a drawer rail configured to be connected to the drawer, the drawer rail being displaceably supported relative to the carcass rail in a longitudinal direction,
wherein:
the carcass rail or the drawer rail, in a cross section extending perpendicular to the longitudinal direction, includes at least one profile defined by at least one flat sheet metal having two longitudinal edges extending parallel to each other;
the at least one profile of the carcass rail or the drawer rail, on at least one longitudinal edge, includes at least one foldover having at least a doubled material thickness;
the carcass rail includes a first reinforcement bead, a second reinforcement bead and a third reinforcement bead;
the first reinforcement bead and the second reinforcement bead are on a vertical limb of the carcass rail;
the third reinforcement bead is on a horizontal limb of the carcass rail; and
the third reinforcement bead is between the first reinforcement bead and the second reinforcement bead.