JPH02100936U

JPH02100936U -

Info

Publication number: JPH02100936U
Application number: JP1029289U
Authority: JP
Priority date: 1989-01-31
Filing date: 1989-01-31
Publication date: 1990-08-10
Anticipated expiration: 2004-01-31
Also published as: JPH067969Y2

Description

[Brief explanation of the drawing]

第１図はこの考案に係るシートリフターを実施
した車両用座席装置の側面図、第２図Ａは第１図
の前部の、Ｂは後部の、それぞれ要部拡大側面図
、第３図はシートリフターの要部分解斜視図、第
４図はモーターユニツトの一部断面平面図、第５
図はモーターユニツトの分解斜視図、第６図は従
来のシートリフターを実施した車両用座席装置の
側面図、第７図はその要部拡大側面図である。１……シートフレーム、２，２ａ，６，１１…
…ブラケツト、３……ベルクランク、４，４ａ…
…リンク、９……前部連動杆、９ａ，１０ａ……
レバー、１０……後部連動杆、１３……第１スク
リユウ軸、１４……第２スクリユウ軸、１６……
第１モーターユニツト、１７……第２モーターユ
ニツト、１８，１８ａ……ギヤハウジング、３３
……球状体、３４……球面座、３５……螺条孔、
３６……球状凸部、４８……環状ギヤ、４９……
凹部、５３，５３ａ……電動モーター。 FIG. 1 is a side view of a vehicle seat device incorporating a seat lifter according to this invention, FIG. 2A is an enlarged side view of the front part of FIG. FIG. 4 is an exploded perspective view of the main parts of the seat lifter, FIG. 4 is a partially sectional plan view of the motor unit, and FIG.
FIG. 6 is an exploded perspective view of the motor unit, FIG. 6 is a side view of a vehicle seat device incorporating a conventional seat lifter, and FIG. 7 is an enlarged side view of the main parts thereof. 1... Seat frame, 2, 2a, 6, 11...
...Bracket, 3...Bell crank, 4,4a...
...Link, 9...Front interlocking rod, 9a, 10a...
Lever, 10... Rear interlocking rod, 13... First screw shaft, 14... Second screw shaft, 16...
First motor unit, 17... Second motor unit, 18, 18a... Gear housing, 33
... Spherical body, 34 ... Spherical seat, 35 ... Screw hole,
36... Spherical convex portion, 48... Annular gear, 49...
Recessed portion, 53, 53a... electric motor.

Claims

[Scope of utility model registration request]

A bracket is provided protruding from the lower surface of the front left and right sides of the seat frame, a link is rotatably attached to each of the brackets, a bell crank is provided with one end rotatably attached to the link, and the bell crank is provided. The substantially central part of the crank is rotatably attached to the base, and the ends of front interlocking rods are respectively fixed to the other end, a lever is fixed to the front interlocking rod, and the first screw shaft is attached to the lever. One end is rotatably attached to a shaft, and the first screw shaft is rotatably supported in a gear housing of a first motor unit, and
It is screwed onto a spherical body that is rotatably and swingably supported within the gear housing, and the spherical body is configured to be rotatable by an electric motor, while brackets are provided protruding from the bottom surface of the rear left and right sides of the seat frame. death,
One end of each lever is rotatably attached to the bracket, the other end of the lever is fixed to the rear interlocking rod, and one end of the second screw shaft is attached to the lever protruding from the rear interlocking rod. The second screw shaft is rotatably supported in the gear housing of the second motor unit, and the second screw shaft is rotatably supported in the gear housing. A seat lifter characterized in that the spherical bodies are screwed together and are configured to be rotatable by an electric motor.