초록 ▼

A suspended-track tracklaying vehicle 8 (FIG. 1) comprises an endless ground-engaging track 12, a drive sprocket 20 which remains positionally fixed relative to the vehicle body, a rear idler 14 and track-engaging ground rollers 16 which move with the swing link/air-spring suspension 28,30, and a co

A suspended-track tracklaying vehicle 8 (FIG. 1) comprises an endless ground-engaging track 12, a drive sprocket 20 which remains positionally fixed relative to the vehicle body, a rear idler 14 and track-engaging ground rollers 16 which move with the swing link/air-spring suspension 28,30, and a compensator idler 18 mounted for substantially linear movement under the action of one or more spring-loaded compression units 38 acting between the compensator idler and the vehicle body.

대표청구항 ▼

A suspended-track tracklaying vehicle comprising: a vehicle body portion; an endless track having a continuous feed ground-engaging portion, and a suspension system, including: a sprung, vertically displaceable sub-frame, track-engaging ground rollers mounted on said sub-frame and backing the ground

A suspended-track tracklaying vehicle comprising: a vehicle body portion; an endless track having a continuous feed ground-engaging portion, and a suspension system, including: a sprung, vertically displaceable sub-frame, track-engaging ground rollers mounted on said sub-frame and backing the ground-engaging portion of the track, a track-engaging drive means mounted in a positionally fixed relationship to said vehicle body portion, a track-engaging idler means mounted on said sub-frame for movement relative to the sub-frame, and at least one spring-loaded compression unit acting between the idler means and the vehicle body portion, wherein changes in track geometry resulting from vertical displacement of said sub-frame relative to said vehicle body are accommodated by a compensating movement of said idler means relative to said sub-frame; and wherein the suspension system further comprises a parallel swing link mechanism for controlling the movement of said sub-frame carrying said track-engaging ground rollers and a mounting for the idler means.