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Office Chair with Strengthened Structure

a chair and structure technology, applied in the field of office chairs, can solve the problems of user injury, insufficient intensity, and inability to use the chair,

Inactive Publication Date: 2008-02-07
ZHENG SUMEI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Furthermore, due to the fact that the transversal part 042 of connecting piece 042 are connected to the seat cushion 02 via the slender bar member 043 and chassis 06, the intensity is insufficient; when the consumer

Method used

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  • Office Chair with Strengthened Structure
  • Office Chair with Strengthened Structure
  • Office Chair with Strengthened Structure

Examples

Experimental program
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Effect test

Embodiment Construction

[0011]The following is just one good example of the implementation of this invention; it is not used to limit the protection scope of this invention.

[0012]Please refer to the Attached Diagrams 2 and 3, this invention includes: chair back 10, seat cushion 20, base frame 30 and connecting piece 40; there is a cylinder with a cylinder rod 50 fixed in the middle of the base frame 30.

[0013]The Connecting piece 40 is L-shaped, there are several screw holes 401 on its vertical part 41 and transversal part 42 respectively, the vertical part 41 of the connecting piece 40 may be directly fixed at the back end of the chair back 10 via the screw hole 401, while the transversal part 42 is directly fixed at the bottom side of the seat cushion 20. To guarantee the intensity of the connecting piece 40, the width of the transversal part 42 of the connecting piece 40 is ⅓ to ¼ of that of the seat cushion 20 to enlarge the stressed area; and the length of the transversal part 40 of the connecting piec...

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PUM

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Abstract

Office chair with improved structure includes: chair back, seat cushion, base frame, L-shaped connecting piece; among others, the vertical part and transversal part of the connecting piece are connected with the chair back and seat cushion respectively; there is an cylinder rod in the middle of the base frame, it coordinates with a handle to realize the lifting and dropping of the seat cushion, the vertical part and transversal part of the connecting piece are directly fixed at the back end of chair back and bottom side of chair seat respectively; in addition, there is a fixing hole coordinating with the top of cylinder rod at the corresponding position of the middle of the seat cushion on the transversal part of the connecting piece.

Description

CROSS REFERENCE TO RELATED PATENT APPLICATION[0001]This application claims the priority of the Chinese patent application No. 200620062543.7, Which was filed on Aug. 4, 2006.FIELD OF THE INVENTION[0002]This invention deals with the technology field of office furniture, especially a type of office chair with the lift-and-drop seat cushion.BACKGROUND OF THE INVENTION[0003]Office chair, especially the office chair with the adjustable height, is one of the most widely used office equipment at present; due to its adjustable height, its position can be adjusted according to different requirements of people, which makes it quite popular with the public. Diagram 1 shows the structure of the office chair of this type at present, it includes: chair back 01, seat cushion 02, base frame 03 and L-shaped connecting piece 04; several support installed with rollers are molded on the outer fringe of the base frame 03 and the cylinder rod 05 is set in the middle of the base frame 03; a U-shaped chass...

Claims

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Application Information

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IPC IPC(8): A47C1/038A47C1/0355
CPCA47C7/004A47C3/30
Inventor TAI, TUNG-HSI
Owner ZHENG SUMEI