JPH01104228U

JPH01104228U -

Info

Publication number: JPH01104228U
Application number: JP20107687U
Authority: JP
Priority date: 1987-12-29
Filing date: 1987-12-29
Publication date: 1989-07-13

Description

[Brief explanation of the drawing]

第１図は従来の通常着座姿勢用のいすとその使
用状態を示す側面図、第２図は従来の中腰着座姿
勢用のいすとその使用状態を示す側面図、第３図
は従来の仰臥着座姿勢用のいすとその使用状態を
示す側面図、第４図、第５図及び第６図はそれぞ
れこの考案の第１実施態様の通常着座姿勢をとる
状態、中腰着座姿勢をとる状態及び仰臥着座姿勢
をとる状態を示す一部切断側面図、第７図、第８
図及び第９図はそれぞれこの考案の第２実施態様
の通常着座姿勢をとる状態、中腰着座姿勢をとる
状態及び仰臥着座姿勢をとる状態を示す一部切断
側面図である。１は脚、２は背、３は支持腕、４は関節、５は
座、６は関節、７は台、８，９及び１０はそれぞ
れ関節、１１は腕、１２は関節、１３はひざ受け
、ＡからＦまではそれぞれ着座者の体勢。 Fig. 1 is a side view showing a conventional chair for normal sitting position and its usage state, Fig. 2 is a side view showing a conventional chair for half-waisted sitting position and its usage state, and Fig. 3 is a side view of a conventional chair for supine sitting position. FIGS. 4, 5, and 6 are side views showing the posture chair and its usage state, respectively, showing the first embodiment of this invention in a normal sitting position, a half-waisted sitting position, and a supine sitting position. Partially cutaway side view showing the state in which the posture is taken, Figures 7 and 8
9 and 9 are partially cutaway side views showing the second embodiment of this invention in a normal sitting position, a half-waisted sitting position, and a supine sitting position, respectively. 1 is a leg, 2 is a back, 3 is a support arm, 4 is a joint, 5 is a seat, 6 is a joint, 7 is a stand, 8, 9 and 10 are joints, 11 is an arm, 12 is a joint, 13 is a knee rest , A to F are the positions of the seated person.

Claims

[Claims for Utility Model Registration] 1. A sitting posture changing chair in which a seat 5 is provided on a leg 1 so as to be movable between a sitting position in a normal sitting posture and a sitting position in a half-waisted sitting posture. 2 Scope of Utility Model Registration Claim 1: The back 2 of the table 7 is provided so as to be movable between the backrest position in the normal sitting position and the knee rest position in the half-waisted sitting position.
The seating position changing chair described in section 2. 3. The sitting posture converting chair according to claim 1, wherein the seat 5 is provided with a knee rest 13 so as to be movable between a retracted position in a normal sitting position and a knee rest position in a half-waisted sitting position.