US 2019/0168639 A1 · RAIL SYSTEM FOR A VEHICLE SEAT

Abstract

A rail system (1), for a vehicle seat, includes a lower rail (3), an upper rail (5), a sliding block (7) and at least one rolling body cage (9) having rolling bodies (11). The sliding block (7) is rigidly connected to the lower rail (3). The rolling body cage (9) is movable relative to the sliding block (7), parallel to a longitudinal axis (13) of the lower rail (3), between two end positions defined by end stops (71) of the sliding block (7). The rolling body cage (9) is coupled to the lower rail (3) via the rolling bodies (11). The upper rail (5) is mounted movably on the sliding block (7) along the longitudinal axis (13) of the lower rail (3) and is coupled to the rolling body cage (9).

Claims11

Dependent claims

A sliding block for a rail system for a vehicle seat, the rail system comprising a lower rail, an upper rail which is movable along a longitudinal axis of the lower rail and at least one rolling body cage which is coupled to the upper rail and via rolling bodies to the lower rail, the sliding block comprising:

two sliding block beams parallel to one another, the upper rail being movably mounted thereon;
at least one sliding block crossmember connecting the two sliding block beams to each with a ladder configuration;
and
end stops for the at least one rolling body cage, wherein each end stop for a rolling body cage protrudes outwardly from one of the sliding block beams.

1 more element

A rail system for a vehicle seat, the rail system comprising:

a lower rail;
an upper rail;
at least one rolling body cage having rolling bodies;
and
a sliding block comprising two sliding block beams parallel to one another, the upper rail being movably mounted thereon, at least one sliding block crossmember connecting the two sliding block beams to each with a ladder configuration and end stops for the at least one rolling body cage, wherein
each end stop for a rolling body cage protrudes outwardly from one of the sliding block beams,
the sliding block is rigidly connected to the lower rail,
the rolling body cage is movable relative to the sliding block parallel to a longitudinal axis of the lower rail between two end positions defined by end stops of the sliding block and is coupled to the lower rail via the rolling bodies, and
the upper rail is mounted movably on the sliding block along the longitudinal axis of the lower rail and is coupled to the rolling body cage.

6 more elements

Dependencies are inferred from the claim text.

Rail system for a vehicle seat

Life of this patent

Rail system for a vehicle seat

Life of this patent

Abstract

Claims11