Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
186 words
A device for reversibly supporting a vehicular seat, comprising: a parallel link assembly mounted on a vehicular body, said parallel link assembly being pivotally movable longitudinally of a vehicular body; a support table mounted substantially flat on ends of said parallel link assembly, with forward, upward and backward positional mobility; means for biasing said parallel link assembly toward an upright position; a swivel table having a hole formed therein and mounted on said support table and turnable about a vertical shaft, wherein the vehicular seat is attached to said swivel table; a lock pin vertically shiftably mounted on said support table for releasably engaging with the hole formed in said swivel table; lock means, including a resilient member, for biasing said lock pin toward the hole formed in said swivel table; unlock means including a first unlock member mounted on said lock pin and a second unlock member mounted on said parallel link assembly, for disengaging an engagement of said lock pin with the hole formed in said swivel table by displacing said lock pin when said parallel link assembly is raised to an upright position.
Claim 2
Independent Claim
186 words
A device for reversibly supporting a vehicular seat, comprising: a parallel link assembly mounted on a vehicular body, said parallel link assembly being pivotally movable longitudinally of a vehicular body; a support table mounted substantially flat on ends of said parallel link assembly, with forward, upward and backward positional mobility; means for biasing said parallel link assembly toward an upright position; a swivel table having a hole formed therein and mounted on said support table and turnable about a vertical shaft, wherein the vehicular seat is attached to said swivel table; a lock pin vertically shiftably mounted on said support table for releasably engaging with the hole formed in said swivel table; lock means, including a resilient member, for biasing said lock pin toward the hole formed in said swivel table; unlock means including a first unlock member mounted on said lock pin and a second unlock member mounted on said parallel link assembly, for disengaging an engagement of said lock pin with the hole formed in said swivel table by displacing said lock pin when said parallel link assembly is raised to an upright position.
Claim 3
Dependent Claim
60 words
The device according to claim 1, further including engaging means for engaging with said parallel link assembly, said link assembly being movable within a limited range when said engaging means is engaged and movable through an unlimited range when said engaging means is released, and a fastening rod provided with said parallel link assembly for releasably fastening said engaging means.
Claim 4
Dependent Claim
29 words
The device according to claim 1, wherein a suspension spring is provided for supporting the vehicular seat in a space between said parallel link assembly and the vehicular body.
Claim 5
Dependent Claim
94 words
The device according to claim 1, wherein said parallel link assembly includes a front link and a back link, the vertical shaft is positioned about intermediate between the front link and the back link, the hole formed within said swivel table is positioned on a circular line about the vertical shaft and on a diametric line, the first unlock member is an L-shaped member fixed to said lock pin, and the second unlock member is a rod mounted on the back link for releasably engaging with an upper face of the first unlock member.
Claim 6
Dependent Claim
45 words
The device according to claim 1, wherein the first unlock member includes a release lever and a fastening pin fixed to the lock pin for engaging an elongate hole provided with the release lever, wherein the second unlock member releasably engages with the release lever.