JPS62145536U

JPS62145536U -

Info

Publication number: JPS62145536U
Application number: JP3348786U
Authority: JP
Priority date: 1986-03-07
Filing date: 1986-03-07
Publication date: 1987-09-14
Also published as: JPH048821Y2

Description

【図面の簡単な説明】図は本考案の実施例を示すもので、第１図は１
実施例の側面図、第２図はその正面図、第３図は
その背面図、第４図は平面図、第５図は底面図、
第６図及び第７図は揺動状態を概略的に示す側面
図、第８図、第９図及び第１０図は使用状態を示
す側面図である。１…椅子、２…座部、３…背もたれ部、４…ベ
ース部、５…座部前支持フレーム、６…座部後支
持フレーム、７…肘掛け部、２０…座部前軸、２
１…座部後軸、３１…支持軸、３２…背もたれ板
、４０…ベース後軸、４１…ベース前軸、４２…
ベース連結部材、７０…肘掛け本体、７１…肘掛
け支持体、７５…肘掛け用部分。[Brief explanation of the drawings] The drawings show an embodiment of the present invention, and FIG.
A side view of the embodiment, FIG. 2 is a front view thereof, FIG. 3 is a rear view thereof, FIG. 4 is a plan view, and FIG. 5 is a bottom view.
6 and 7 are side views schematically showing the swinging state, and FIGS. 8, 9, and 10 are side views showing the use state. DESCRIPTION OF SYMBOLS 1...Chair, 2...Seat part, 3...Backrest part, 4...Base part, 5...Seat part front support frame, 6...Seat part rear support frame, 7...Armrest part, 20...Seat part front axis, 2
1... Seat rear shaft, 31... Support shaft, 32... Backrest plate, 40... Base rear shaft, 41... Base front shaft, 42...
Base connection member, 70... Armrest main body, 71... Armrest support, 75... Armrest portion.

Claims

[Claims for Utility Model Registration] A seat part, a backrest part, a base part that contacts the installation surface when installed, a front support frame and a rear support frame of the seat part that connect the seat part and the base part, and an armrest part. The seat is provided with a seat front axis at the front and a seat rear axis at the rear, and the seat front axis and the seat rear axis extend in the left-right direction of the chair. , the base part includes a base rear shaft that extends in the left-right direction of the chair below the rear end of the seat, a base front shaft that extends in the left-right direction of the chair below the front end of the seat, and these front base shafts and the rear base. a base connecting member that holds the shafts so that they do not separate from each other by more than a certain distance; the seat front support frame extends to connect the seat front shaft and the base rear shaft; The seat rear support frame is rotatably attached to the seat via the front shaft, and rotatable relative to the chair installation surface via the base rear shaft, and the seat rear support frame is attached to the seat rear support frame. The chair extends so as to connect the shaft and the front shaft of the base, is rotatably attached to the seat via the rear shaft of the seat, and is rotatable relative to the chair installation surface via the front shaft of the base. The backrest portion has a lower portion supported by the seat front support frame and extends upward, and has a support against the backward tilt of the sitter at a position corresponding to a height from the waist to the upper back of the sitter. The armrest has an armrest body whose rear end is rotatably supported by the seat rear support frame around an axis in the left-right direction of the chair and has an armrest portion above the seat. , an upper end portion is connected to the armrest main body forward of the rear end portion so as to be rotatable around the chair's left-right direction axis, and a lower end portion is connected to the seat front support frame so as to be rotatable around the chair's left-right direction axis. A chair comprising: an armrest support; The support portion of the backrest portion is an axis extending in the left-right direction of the chair, and the backrest portion is rotatably supported around the axis and arranged such that the lower end is at least the height of the waist of the seater. The chair according to claim 1, which is characterized by being equipped with a backrest plate.