JPS61106440U

JPS61106440U -

Info

Publication number: JPS61106440U
Application number: JP1984191936U
Authority: JP
Priority date: 1984-12-18
Filing date: 1984-12-18
Publication date: 1986-07-05

Description

[Brief explanation of drawings]

第１図は本案シートフレームの実施例を示す斜
視図、第２図は仝上シートフレームの要部を示す
拡大側面図、第３図は仝上シートフレームの他の
実施例を示す斜視図、第４図は第３図に示すシー
トフレームの要部を示す拡大側面図、第５図は夫
々本案シートフレームに使用する係止部の他の実
施例を示す略解側面図、第６図、第７図は夫々従
来シートフレームの斜視図である。図中１０はフレーム本体、１１は底面、１２は
枠壁、１２１は支承壁としての枠壁下端部、１３
は係止部、１４は内枠、１４１は支承壁としての
内枠下端部、２０はヒンジ、２１は連結片、２２
は止着子固定部としてのナツト、３０は止着子と
しての螺子を示す。 FIG. 1 is a perspective view showing an embodiment of the seat frame of the present invention, FIG. 2 is an enlarged side view showing main parts of the upper seat frame, and FIG. 3 is a perspective view showing another embodiment of the upper seat frame. FIG. 4 is an enlarged side view showing the main parts of the seat frame shown in FIG. 3, FIG. FIG. 7 is a perspective view of a conventional seat frame. In the figure, 10 is the frame body, 11 is the bottom surface, 12 is the frame wall, 121 is the lower end of the frame wall as a support wall, 13
14 is a locking portion, 14 is an inner frame, 141 is a lower end of the inner frame as a support wall, 20 is a hinge, 21 is a connecting piece, 22
3 shows a nut as a fastener fixing part, and 30 shows a screw as a fastener.

Claims

[Claims for Utility Model Registration] (1) A frame body which has a bottom surface facing the back of the human body and has support walls on both sides of the lower end, and flat connecting pieces are superimposed and fixed to the support walls of this frame body, respectively. In the plastic seat frame, the connecting piece is fixed to the supporting wall with a single fastener, and
The support wall is provided with a locking portion that prevents the connecting piece from rotating about the fastener as a fulcrum, and the locking portion maintains the posture of the connecting piece and receives the load applied to the connecting piece. A plastic seat frame made of plastic. (2) The plastic sheet according to claim 1, wherein the frame body has a frame wall formed on the outer periphery of the bottom surface, and the lower end of the frame wall is configured as a support wall. flame. (3) Utility model registration claim 1, wherein the frame body has a separate inner frame protruding into the frame wall, and the lower end of this inner frame is configured as a support wall.
Plastic seat frame as described in section. (4) The locking portion is configured to be inserted into an insertion space formed between a pair of groove frames that are provided with grooves that engage both widthwise edges of the connecting piece, respectively. A plastic seat frame according to claim 1 of the claimed utility model registration.