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A lift-up buckle device including a buckle; a lift-up device that includes a coupling portion coupled to the buckle and that moves the buckle from a stowed position to a raised position; a first cover fixed to the lift-up device to cover the coupling portion; and a second cover through which the fir

A lift-up buckle device including a buckle; a lift-up device that includes a coupling portion coupled to the buckle and that moves the buckle from a stowed position to a raised position; a first cover fixed to the lift-up device to cover the coupling portion; and a second cover through which the first cover is inserted, that moves together with the buckle toward a seat upper side. When the buckle is positioned in the raised position, a seat lower side end of the second cover is positioned further toward the lift-up device side than a seat upper side end of the first cover, and an end of the second cover on a seat width direction outside and seat lower side is positioned further toward the lift-up device side than an end of the second cover on a seat width direction inside and seat lower side.

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1. A lift-up buckle device for use with a passenger seat in a vehicle, the lift-up buckle device having an inner-side configured to face the passenger seat, an outer-side configured to face away from the passenger seat, a lower-side arranged near a floor of the vehicle, an upper-side arranged opposi

1. A lift-up buckle device for use with a passenger seat in a vehicle, the lift-up buckle device having an inner-side configured to face the passenger seat, an outer-side configured to face away from the passenger seat, a lower-side arranged near a floor of the vehicle, an upper-side arranged opposite to the lower-side so as to be accessible from the vehicle seat, a forward-side configured to be arranged toward a front of the vehicle, and a rearward-side configured to be arranged toward a rear of the vehicle, the lift-up buckle device comprising: a buckle arranged at the upper-side of the lift-up buckle device, the buckle being configured to engage with a tongue inserted with webbing worn by a passenger seated in the passenger seat;a lift-up device arranged at the lower-side of the lift-up buckle device, the lift-up device configured with a coupling portion coupled to the buckle and configured to move the buckle from a stowed position nearer to the lower-side of the lift-up buckle device, to a raised position away from the lower-side of the lift-up buckle device;a first cover that is fixed to the lift-up device and configured to cover the coupling portion; anda second cover oriented at least partially over the first cover, and configured to move together with the buckle from the stowed position to the raised position by sliding with respect to the first cover, whereinwhen the buckle is in the raised position, a lower-end of the second cover is positioned closer to the lower-side than an upper-end of the first cover, andan outer-lower-end of the second cover is closer to the lower-side than the inner-lower-end of the second cover. 2. The lift-up buckle device of claim 1, wherein when the buckle is in the raised position, a rearward-lower-end of the second cover is positioned closer to the lower-side of the lift-up buckle device than a forward-lower-end of the second cover. 3. The lift-up buckle device of claim 1, wherein in a state in which the buckle is positioned in the stowed position, an outer-lower-portion of the second cover and an outer-lower-end of the first cover overlap with each other in a direction toward the outer-side. 4. The lift-up buckle device of claim 1, wherein a rigidity of a lower-side of the first cover is set lower than a rigidity of an upper-side of the first cover. 5. A lift-up buckle device for use with a passenger seat in a vehicle, the lift-up buckle device having an inner-side configured to face the passenger seat, an outer-side configured to face away from the passenger seat, a lower-side arranged near a floor of the vehicle, an upper-side arranged opposite to the lower-side so as to be accessible from the vehicle seat, a forward-side configured to be arranged toward a front of the vehicle, and a rearward-side configured to be arranged toward a rear of the vehicle, the lift-up buckle device comprising: a buckle arranged at the upper-side of the lift-up buckle device, the buckle being configured to engage with a tongue inserted with webbing worn by a passenger seated in the passenger seat;a lift-up device arranged at the lower-side of the lift-up buckle device, the lift-up device configured with a coupling portion coupled to the buckle and configured to move the buckle from a stowed position nearer to the lower-side of the lift-up buckle device, to a raised position away from the lower-side of the lift-up buckle device;a first cover that is fixed to the lift-up device and configured to cover the coupling portion, wherein an outer-upper-end of the first cover is closer to the upper-side of the buckle device than an inner-upper-end of the first cover; anda second cover oriented at least partially over the first cover, and configured to move together with the buckle from the stowed position to the raised position by sliding with respect to the first cover, whereinwhen the buckle is in the raised position, a lower-end of the second cover is positioned closer to the lower-side than an upper-end of the first cover. 6. The lift-up buckle device of claim 5, wherein a rearward-upper-side of the first cover is positioned further toward the upper-side of the lift-up buckle device than a forward-upper-side of the first cover.