Patent ID: 11904733
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 0:
1. A longitudinal adjuster for a vehicle seat, comprising:
at least one pair of rails formed from a first rail and a second rail which is displaceable in the longitudinal direction relative to the first rail,
wherein the rails alternately engage around each other forming an inner channel,
wherein a spindle nut connected to the second rail and a spindle operatively connected to the spindle nut are arranged in the inner channel,
wherein a spindle gear which is drivable by a motor and interacts with the spindle is arranged at one end of the first rail,
wherein the spindle nut is fixed to the second rail in such a way that the spindle nut has a rotational degree of freedom,
wherein the spindle nut is connected to the second rail by a fixing device,
wherein a projection is provided in the region of the fixing device on a basic body of the spindle nut,
wherein the spindle nut is connectable to the second rail in an event of a crash by two crash bolts,
wherein the projection comprises a rib on a bottom of the spindle nut basic body, the rib located between two bolt apertures in the basic body, the rib providing a vertical gap between the basic body bottom and the second rail.