JPH0445175U

JPH0445175U -

Info

Publication number: JPH0445175U
Application number: JP8744990U
Authority: JP
Priority date: 1990-08-23
Filing date: 1990-08-23
Publication date: 1992-04-16

Description

[Brief explanation of the drawing]

第１〜５図は本考案の第一実施例を示しており
、第１図は要部断面図、第２図は第１図のＡ−Ａ
断面図、第３図は同じくＢ−Ｂ断面図、第４図は
座板の斜視図、第５図は揺動駒の斜視図、第６〜
７図は本考案の第二実施例を示しており、第６図
は要部断面図、第７図は第６図のＣ−Ｃ断面図、
第８〜９図は本考案の第三実施例を示しており、
第８図は要部断面図、第９図は第８図のＤ−Ｄ断
面図、第１０〜１１図はトグル機構の別の２例を
示す、それぞれ略図、第１２図は伸縮式ステアリ
ングコラム装置とチルトステアリング装置とを組
み込んだ、ステアリング装置の側面図、第１３図
は第１２図のＥ矢視図、第１４図は従来の伸縮式
ステアリングコラム装置を示す、第１２図のＦ−
Ｆ断面に相当する図である。１……調節レバー、２……ステアリングコラム
、３……ステアリングシヤフト、４……調節レバ
ー、５……アウターコラム、６……インナーコラ
ム、７……玉軸受、８……セレーシヨン係合部、
９……ロツクハウジング、１０……ロツク部材、
１１……シリンダ空間、１２……連通開口、１３
……円弧状凹面、１４……隔壁、１５……螺子孔
、１６……ロツク螺子、１７……平面、１８……
ガイドピン、１９……長孔、２０……透孔、２１
……押圧部材、２１ａ……内側面、２１ｂ……外
側面、２２……支持ハウジング、２２ａ……固定
部、２２ｂ……支持部、２３……螺子孔、２４…
…調整螺子、２５……突起、２６……座板、２７
，２８……凹部、２９……調節レバー、３０……
トグル機構、３１……揺動壁部、３２……突縁、
３３……切り欠き、３４……揺動駒、３５……切
り欠き、３６……舌片、３７……突縁、３８……
ロツクナツト、３９……調節レバー、４０，４１
……凹部、４２……枢軸。 Figures 1 to 5 show the first embodiment of the present invention, with Figure 1 being a sectional view of the main parts, and Figure 2 being A-A in Figure 1.
3 is a BB sectional view, FIG. 4 is a perspective view of the seat plate, FIG. 5 is a perspective view of the swinging piece, and FIG.
Fig. 7 shows a second embodiment of the present invention, Fig. 6 is a sectional view of the main part, Fig. 7 is a sectional view taken along line C-C in Fig. 6,
Figures 8 and 9 show a third embodiment of the present invention,
Figure 8 is a sectional view of the main part, Figure 9 is a sectional view taken along line D-D in Figure 8, Figures 10 and 11 are schematic diagrams showing two other examples of the toggle mechanism, and Figure 12 is a telescopic steering column. A side view of the steering device incorporating the device and the tilt steering device, FIG. 13 is a view taken from arrow E in FIG. 12, and FIG. 14 shows a conventional telescopic steering column device, F- in FIG. 12.
It is a figure corresponding to F cross section. DESCRIPTION OF SYMBOLS 1... Adjustment lever, 2... Steering column, 3... Steering shaft, 4... Adjustment lever, 5... Outer column, 6... Inner column, 7... Ball bearing, 8... Serration engagement part,
9... Lock housing, 10... Lock member,
11...Cylinder space, 12...Communication opening, 13
... Arc-shaped concave surface, 14 ... Partition wall, 15 ... Screw hole, 16 ... Lock screw, 17 ... Plane, 18 ...
Guide pin, 19...Long hole, 20...Through hole, 21
. . . Pressing member, 21 a .
...Adjustment screw, 25...Protrusion, 26...Seat plate, 27
, 28... recess, 29... adjustment lever, 30...
Toggle mechanism, 31... Swinging wall portion, 32... Projection,
33... Notch, 34... Rocking piece, 35... Notch, 36... Tongue piece, 37... Edge, 38...
Lock nut, 39... Adjustment lever, 40, 41
... recess, 42 ... axis.

Claims

[Scope of utility model registration request]

An outer column and an inner column are each formed into a cylindrical shape and are combined with each other in a telescopic manner, a through hole is formed in a part of the outer column, and the inner column is fitted into the inside of the through hole. a pressing member abutted against the outer peripheral surface of the column; a gate-shaped support portion protruding from the outer peripheral surface of the outer column while covering the pressing member; and a portion of the inner surface of the supporting portion facing the outer surface of the pressing member. A telescoping steering column device comprising a toggle mechanism provided between the outer surface of the pressing member and an adjustment lever that extends and retracts the toggle mechanism.