JPH01131628U - - Google Patents

Description

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; FIG. 1 is an exploded perspective view, FIG. 2 is a partially cutaway sectional view of the outer surface of the support plate, FIG. 3 is a sectional view of the main part, and FIG. 4 is FIG. 3. Fig. 5 is a plan view of the main part, Fig. 6 is a side view of the main part, Fig. 7 is a sectional view showing the inner surface of the support plate, and Fig. 8 is the proposed mechanism. FIG. 9 is a perspective view of an automobile seat equipped with a conventional product. In the figure, A is the seat cushion, 1 is the support plate, 2
is a link, 30 is an operating shaft, 31 is a cam, 32 is a switching lever, 40 is a switching gear, 41 is an operating knob, 5
1 indicates a front gear, and 61 indicates a rear gear.

Claims (1)

[Claims for Utility Model Registration] A support plate that supports the seat cushion so that it can be raised and lowered via the front and rear height adjuster operating parts, an operating shaft that is rotatably attached to a link provided on the support plate, and a cam and a switching lever integrally provided on the operating shaft; a switching gear rotatably supported on the operating shaft; and an operating knob integrated with the switching gear; the switching gear meshes with the front height adjuster operating section; a front gear that applies a driving rotational force; a rear gear that is arranged in parallel with the front gear and meshes with the switching gear to apply a driving rotational force to the rear height adjuster actuating section; A height adjuster operating mechanism characterized in that a cam rotates when operated, causing a switching gear to mesh with a front gear or a rear gear to raise or lower the front or rear part of a seat cushion.