Longitudinal adjuster for a vehicle seat
First Claim
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1. A longitudinal adjuster for a vehicle seat, with the longitudinal adjuster comprising:
- a first seat rail extending in a longitudinal direction;
a second seat rail extending in the longitudinal direction;
a plurality of rollers positioned between the first seat rail and the second seat rail so that the second seat rail can slide relative to the first seat rail; and
at least one retainer for retaining the plurality of rollers, wherein three neighboring rollers of the plurality of rollers are arranged at irregular intervals in the longitudinal direction.
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Accused Products
Abstract
In a longitudinal adjuster for a vehicle seat, in particular for an automobile seat, having a first seat rail, a second seat rail that can be made to slide relatively to the first seat rail, rollers (9) arranged between the two seat rails, and at least one ball retainer (11) for retaining the rollers (9), the rollers (9) are arranged at irregular intervals (a,b) in the rails'"'"' longitudinal direction.
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Citations
20 Claims
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1. A longitudinal adjuster for a vehicle seat, with the longitudinal adjuster comprising:
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a first seat rail extending in a longitudinal direction;
a second seat rail extending in the longitudinal direction;
a plurality of rollers positioned between the first seat rail and the second seat rail so that the second seat rail can slide relative to the first seat rail; and
at least one retainer for retaining the plurality of rollers, wherein three neighboring rollers of the plurality of rollers are arranged at irregular intervals in the longitudinal direction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A longitudinal adjuster for a vehicle seat, with the longitudinal adjuster comprising:
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a first seat rail extending in a longitudinal direction;
a second seat rail extending in the longitudinal direction; and
at least one retainer retaining a plurality of rollers between the first seat rail and the second seat rail so that the second seat rail can slide relative to the first seat rail, wherein;
the rollers are arranged at irregular intervals in the longitudinal direction, each of the first seat rail and the second seat rail includes a running surface upon which the rollers run, and the running surfaces and the rollers are constructed of the same material.
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16. A longitudinal adjuster for a vehicle seat, with the longitudinal adjuster comprising:
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a first seat rail extending in a longitudinal direction;
a second seat rail extending in the longitudinal direction; and
at least one retainer retaining a plurality of rollers between the first seat rail and the second seat rail so that the second seat rail can slide relative to the first seat rail, wherein;
the rollers are arranged at irregular intervals in the longitudinal direction, each of the first seat rail and the second seat rail includes a running surface upon which the rollers run, and each of the running surfaces has a curvature which extends transverse to the longitudinal direction and has a radius that is larger than each of the rollers'"'"' radius.
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17. A longitudinal adjuster for a vehicle seat, with the longitudinal adjuster comprising:
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a first seat rail extending in a longitudinal direction;
a second seat rail extending in the longitudinal direction; and
at least one retainer retaining a plurality of rollers between the first seat rail and the second seat rail so that the second seat rail can slide relative to the first seat rail, wherein the ball retainer includes has at least one tongue that extends transverse to the longitudinal direction and includes a bearing surface which bears against a seat rail selected from a group consisting of the first seat rail and the second seat rail, and wherein the rollers are arranged at irregular intervals in the longitudinal direction. - View Dependent Claims (18, 19, 20)
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Specification