JPH0287632U

JPH0287632U -

Info

Publication number: JPH0287632U
Application number: JP16888288U
Authority: JP
Priority date: 1988-12-27
Filing date: 1988-12-27
Publication date: 1990-07-11

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は正面図、第２図は第１図における―
線断面図、第３図は使用状態の斜視図、第４図
は従来品の部分断面図である。図中、１はシヨツクアブソーバ、２は圧縮コイ
ルバネ、３′，４は上、下支持片、５は調節環、
５ａ，５ａ…は挿込口を夫々示す。 Figure 1 is a front view, Figure 2 is the same as in Figure 1.
3 is a perspective view of the product in use, and FIG. 4 is a partial sectional view of a conventional product. In the figure, 1 is a shock absorber, 2 is a compression coil spring, 3', 4 are upper and lower support pieces, 5 is an adjustment ring,
5a, 5a, . . . indicate insertion ports, respectively.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

シヨツクアブソーバの伸縮ロツドに圧縮コイル
バネを巻装し、且つ該圧縮バネの両端を上、下の
支持片で支持すると共に、このいずれか一方の支
持片の回動により前記ロツドの軸方向に移動させ
て、上、下の支持片の間隔を広狭調節することに
より、前記バネの弾力を着座者の体重に応じて調
節してなるシートのサスペンシヨン装置において
、前記回動させる一方の支持片に一体に調節環を
設け、該調節環の全周部に、支持片回動用工具の
挿込口を設けたことを特徴とするシートのサスペ
ンシヨン装置。 A compression coil spring is wound around the extensible rod of the shock absorber, and both ends of the compression spring are supported by upper and lower support pieces, and the rod is moved in the axial direction by rotation of one of the support pieces. In a seat suspension device in which the elasticity of the spring is adjusted according to the weight of a seated person by adjusting the distance between the upper and lower support pieces, the support piece is integrated with one of the support pieces to be rotated. 1. A seat suspension device, characterized in that an adjustment ring is provided on the adjustment ring, and an insertion opening for a support piece rotation tool is provided around the entire circumference of the adjustment ring.